Searching for a dual fuel generator means balancing flexibility, power, and ease of use. The best options let you run on gasoline or propane, providing versatility during outages or outdoor adventures. The top overall pick offers reliable performance and long run times, while other standout models focus on quieter operation or better portability. However, tradeoffs often include size, price, or complexity of features. Continue reading for a detailed breakdown of the best dual fuel generators in 2026 and which one suits your needs.
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Key Takeaways
- The top-ranked generator offers a strong balance of power and portability, ideal for most users.
- Inverter models excel in quiet operation and fuel efficiency, perfect for camping or RV use.
- Higher wattage units tend to be larger and more expensive but provide better backup power for whole-home needs.
- Features like remote start and CO sensors enhance safety and convenience, especially in emergency scenarios.
- Price varies widely, with premium models offering advanced features but not always necessary for basic backup needs.
| DuroStar DS13000MX 13,000-Watt Dual Fuel Portable Generator with Electric Start |  | Best Overall Power and Durability | Power Output: 13,000 Watts | Fuel Type: Gasoline and Propane | Start Type: Electric Start | VIEW ON AMAZON | See Our Full Breakdown |
| Westinghouse 6500 Watt Dual Fuel Portable Generator with Transfer Switch and CO Sensor |  | Best for Long Runtime and Safety Features | Gasoline Running Watts: 5300 | Gasoline Peak Watts: 6500 | Propane Running Watts: 4800 | VIEW ON AMAZON | See Our Full Breakdown |
| WEN 2800-Watt Dual Fuel Inverter Generator, Quiet, Portable, Lightweight with CO Watchdog |  | Best for Camping and Sensitive Electronics | Power Output: 2800 surge watts, 2250 rated watts (gasoline); 2800 surge watts, 2000 rated watts (propane) | Fuel Type: Gasoline, Propane | Engine Displacement: 98cc | VIEW ON AMAZON | See Our Full Breakdown |
| PowerSmart 4400W Dual Fuel Inverter Generator with 223cc Engine, Portable, RV Ready, Auto Switch, EPA, CO Sensor, Parallel Ready for Home and Outdoor Use |  | Best Balance of Power and Safety for Outdoor and Home Use | Wattage: 3600 watts | Fuel Type: Gasoline, Propane | Engine Displacement: 223 cc | VIEW ON AMAZON | See Our Full Breakdown |
| Champion 4000-Watt Dual Fuel RV Ready Portable Inverter Generator |  | Best for RV Compatibility and Long Propane Runtime | Power Output: 4000 starting watts, 3000 running watts | Fuel Type: Gasoline or Propane | Run Time: up to 10 hours on gasoline, up to 25 hours on propane | VIEW ON AMAZON | See Our Full Breakdown |
| WEN 8000-Watt Dual Fuel Portable Generator with Electric Start and CO Watchdog |  | Best Overall Dual Fuel Generator for Versatility and Safety | Power: 8000 surge watts / 6500 rated watts (gasoline), 7200 surge watts / 5850 rated watts (propane) | Engine: 340cc | Fuel Capacity: 6.7 gallons | VIEW ON AMAZON | See Our Full Breakdown |
| Westinghouse 12500 Watt Dual Fuel Portable Generator with Remote Electric Start |  | Best Heavy-Duty Power for Large-Scale Needs | Peak Watts: 12500 | Running Watts: 9500 | Fuel Type: Gasoline, Propane | VIEW ON AMAZON | See Our Full Breakdown |
| WEN 3600-Watt Dual Fuel Portable Inverter Generator with CO Watchdog |  | Best Quiet Inverter for Sensitive Electronics | Power Output (Gasoline): 3600 surge watts, 2900 rated watts | Power Output (Propane): 3500 surge watts, 2600 rated watts | Noise Level: Extremely quiet | VIEW ON AMAZON | See Our Full Breakdown |
| WEN 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator |  | Best RV-Ready Dual Fuel Inverter Generator | Engine: 224cc dual-fuel | Surge Watts: 6800 | Rated Watts: 5100 | VIEW ON AMAZON | See Our Full Breakdown |
| Westinghouse 14500 Peak Watt Dual Fuel Portable Generator with Remote Electric Start |  | Best High-Capacity Dual Fuel Generator for Extended Use | Peak Wattage: 14500 | Running Wattage: 11500 | Fuel Tank Capacity: 9.5 gallons | VIEW ON AMAZON | See Our Full Breakdown |
| WEN 4800-Watt Dual Fuel Portable Inverter Generator with Electric Start and CO Watchdog |  | Best for Quiet, Portable Power with Sensitive Electronics | Engine: 224cc dual-fuel engine | Surge Watts: 4800 (gas), 4320 (propane) | Rated Watts: 4000 (gas and propane) | VIEW ON AMAZON | See Our Full Breakdown |
| WEN 4,750-Watt 120V/240V Dual Fuel Portable Generator with Wheel Kit and Electric Start |  | Best for Emergency Backup and Outdoor Power Versatility | Power: 4,750 surge / 3,800 running watts (gasoline) | Voltage: 120V/240V | Engine: 224cc 4-stroke OHV | VIEW ON AMAZON | See Our Full Breakdown |
| Westinghouse 13500 Peak Watt Dual Fuel Home Backup Portable Generator with Remote Electric Start |  | Best for High-Power Home Backup with Remote Start | Peak Watts: 13500 | Running Watts: 10500 | Fuel Tank Capacity: 9.5 gallons | VIEW ON AMAZON | See Our Full Breakdown |
| PowerSmart 3800 Watt Dual Fuel Inverter Generator for Camping or Home Use |  | Best for Quiet, Portable Power for Camping and Home Backup | Starting Watts: 3800 | Running Watts: 3300 | Noise Level: 59 dBA | VIEW ON AMAZON | See Our Full Breakdown |
| Westinghouse 4650 Peak Watt Dual Fuel Portable Generator, RV Ready 30A Outlet, Gas & Propane Powered, CO Sensor |  | Best for RV and Outdoor Power with Safety Features | Peak Watts: 4650 | Rated Watts: 3600 | Fuel Tank Capacity: 4 gallons | VIEW ON AMAZON | See Our Full Breakdown |
| dual fuel generator | Engine |
|---|---|
| DuroStar DS13000MX 13,000-Watt | — |
| Westinghouse 6500 Watt Dual Fu | — |
| WEN 2800-Watt Dual Fuel Invert | — |
| PowerSmart 4400W Dual Fuel Inv | — |
| Champion 4000-Watt Dual Fuel R | — |
| WEN 8000-Watt Dual Fuel Portab | 340cc |
| Westinghouse 12500 Watt Dual F | 457cc 4-Stroke OHV |
| WEN 3600-Watt Dual Fuel Portab | — |
| WEN 6800-Watt Dual Fuel RV-Rea | 224cc dual-fuel |
| Westinghouse 14500 Peak Watt D | 550cc 4-Stroke OHV |
| WEN 4800-Watt Dual Fuel Portab | 224cc dual-fuel engine |
| WEN 4,750-Watt 120V/240V Dual | 224cc 4-stroke OHV |
| Westinghouse 13500 Peak Watt D | 500cc Westinghouse 4-Stroke OHV |
| PowerSmart 3800 Watt Dual Fuel | — |
| Westinghouse 4650 Peak Watt Du | 212cc Westinghouse 4-Stroke OHV |
More Details on Our Top Picks
DuroStar DS13000MX 13,000-Watt Dual Fuel Portable Generator with Electric Start
The DuroStar DS13000MX stands out for delivering a massive 13,000 watts, making it ideal for whole-house backup or large job sites. Compared with the Westinghouse 12500 Watt generator, this model offers higher peak power, but it comes with greater weight and less portability—an important tradeoff for those needing mobility. Its all-metal construction promises long-term durability, and the electric start simplifies operation during emergencies. However, its size and weight mean it’s less suited for frequent transport or casual use. This generator makes the most sense for users who prioritize raw power and durability over ease of movement.Pros:- Exceptional power output suitable for whole-home backup
- Dual fuel capability offers fuel flexibility
- Electric start for quick, hassle-free operation
- All-metal construction enhances longevity
Cons:- Heavy and difficult to move without assistance
- Higher cost may deter casual users
- Requires ventilation and proper setup during operation
Best for: Homeowners or contractors needing high-capacity backup power or job site reliability.
Not ideal for: Campers or tailgaters who need lightweight, portable solutions or frequent transport.
- Power Output:13,000 Watts
- Fuel Type:Gasoline and Propane
- Start Type:Electric Start
- Transfer Switch Ready:Yes
- Outlet:50-Amp
- Construction:All-metal
Our verdict“This generator is best suited for users who need the highest power capacity and durability, accepting its weight and cost as tradeoffs.”
Westinghouse 6500 Watt Dual Fuel Portable Generator with Transfer Switch and CO Sensor
Compared with the smaller WEN 2800-Watt inverter, the Westinghouse 6500 offers significantly more power, making it suitable for larger appliances or extended outages. Its 5300 running watts on gasoline and 4800 on propane, combined with a 4.7-gallon tank, provide up to 14.5 hours of runtime—an advantage for those needing sustained power. The built-in CO sensor adds a critical safety layer, especially when operating in enclosed spaces. However, it’s relatively heavy and requires assembly, which could be cumbersome for users who prioritize quick setup or portability. This model is a good fit for those who need substantial power with safety features for longer backup periods.Pros:- Long runtime on a sizable fuel tank
- Includes transfer switch and multiple outlets for versatility
- Built-in CO sensor enhances safety during operation
- High power capacity for larger appliances
Cons:- Can have residual odors from factory testing
- Relatively heavy and requires assembly
- Limited warranty coverage of 3 years
Best for: Homeowners seeking reliable, long-duration backup with safety enhancements.
Not ideal for: Campers or tailgaters needing ultra-lightweight or quick-to-deploy units.
- Gasoline Running Watts:5300
- Gasoline Peak Watts:6500
- Propane Running Watts:4800
- Propane Peak Watts:5800
- Fuel Tank Capacity:4.7 gallons
- Runtime:up to 14.5 hours
Our verdict“This generator excels for users who need extended power with safety features, accepting its weight and setup requirements.”
WEN 2800-Watt Dual Fuel Inverter Generator, Quiet, Portable, Lightweight with CO Watchdog
The WEN 2800-Watt inverter generator offers clean, stable power ideal for sensitive devices, and its lightweight design at just 45 pounds makes it highly portable—perfect for camping, tailgating, or small backup needs. Compared with the PowerSmart 4400W inverter, it provides less power but excels in noise reduction and portability, making it a better choice for quiet environments. The built-in CO watch and multiple outlets ensure safety and convenience. Its limited runtime at high loads and smaller fuel capacity mean it’s less suited for extended power outages or large equipment, but for those prioritizing quiet, clean power in a portable form, it’s a strong candidate.Pros:- Produces clean, stable power safe for sensitive electronics
- Quiet operation at 60 decibels
- Lightweight and highly portable
- Dual-fuel capability for flexible fuel options
Cons:- Limited to 45 pounds, still somewhat heavy for some users
- Requires purchase of parallel kit for linking units
- Smaller fuel capacity limits longer runtimes at high loads
Best for: Campers or outdoor enthusiasts needing quiet, portable power for electronics and small devices.
Not ideal for: Users requiring high wattage or extended runtime for heavy appliances or whole-home backup.
- Power Output:2800 surge watts, 2250 rated watts (gasoline); 2800 surge watts, 2000 rated watts (propane)
- Fuel Type:Gasoline, Propane
- Engine Displacement:98cc
- Noise Level:60 decibels at no load
- Tank Capacity:1.58 gallons
- Run Time:up to 9 hours (gasoline), 13.9 hours (LPG)
Our verdict“This inverter generator is ideal for those needing quiet, portable power for electronics and outdoor adventures, accepting its lower wattage and runtime limits.”
PowerSmart 4400W Dual Fuel Inverter Generator with 223cc Engine, Portable, RV Ready, Auto Switch, EPA, CO Sensor, Parallel Ready for Home and Outdoor Use
The PowerSmart 4400W inverter strikes a balance between power and portability, offering 3600W rated power with dual fuel flexibility. Its 223cc engine provides ample capacity for camping, RV, or backup needs, and features like auto switch, CO sensor, and parallel readiness add safety and expandability. Compared to the Champion 4000-Watt model, this generator provides slightly more power and features like auto switching, making it a versatile choice for outdoor or home use. Its noise level at 76 dB is moderate, and runtime is decent at 11 hours. The main tradeoff involves its weight and the need for proper maintenance to ensure long-term reliability.Pros:- Dual fuel capability offers flexible fueling options
- Includes safety features like CO detection and overload protection
- Auto switch and parallel ready for expanded capacity
- Quiet operation at 76 dB
Cons:- Runtime can be limited at higher loads
- Relatively heavy at 65 lbs for some users
- Requires regular maintenance for optimal performance
Best for: Outdoor enthusiasts or small households seeking a versatile, safe, and portable power source.
Not ideal for: Those who require continuous, high-capacity power or very lightweight equipment for frequent transport.
- Wattage:3600 watts
- Fuel Type:Gasoline, Propane
- Engine Displacement:223 cc
- Noise Level:76 dB
- Tank Volume:1.6 gallons
- Runtime:up to 11 hours
Our verdict“This generator provides a well-rounded mix of power, safety, and portability for outdoor and backup power needs, accepting its weight as part of the package.”
Champion 4000-Watt Dual Fuel RV Ready Portable Inverter Generator
The Champion 4000-Watt inverter provides 3000 running watts, making it suitable for RVs and small home backup. Its quiet operation at 64 dBA is a notable advantage over larger models like the PowerSmart, especially for nighttime use or in noise-sensitive environments. The ability to run up to 25 hours on propane offers extended runtime, which surpasses many competitors, including the WEN 2800. However, the 4000-watt limit means it won’t support larger appliances or heavy-duty tools, and the parallel kit must be purchased separately for extended capacity. This generator fits best for RV owners or those needing long-lasting, quiet power for small to medium loads.Pros:- Operates on both gasoline and propane for flexibility
- Very quiet at 64 dBA, ideal for noise-sensitive settings
- Long runtime on propane, up to 25 hours
- Multiple outlets including parallel connection options
Cons:- Parallel kit sold separately
- Limited to 4000 watts, not suitable for larger appliances
- Setup required for parallel operation
Best for: RV owners or outdoor recreational users needing long runtime and quiet operation.
Not ideal for: Homeowners requiring high wattage for large appliances or full-house backup.
- Power Output:4000 starting watts, 3000 running watts
- Fuel Type:Gasoline or Propane
- Run Time:up to 10 hours on gasoline, up to 25 hours on propane
- Noise Level:64 dBA
- Outlets:TT-30R, duplex, 12V, parallel
- Warranty:3 years
Our verdict“This inverter generator is best for RV users or outdoor enthusiasts needing quiet, long-duration power, with some capacity limitations.”
WEN 8000-Watt Dual Fuel Portable Generator with Electric Start and CO Watchdog
This WEN model stands out for its combination of high power output and safety features, making it a top pick for those needing reliable backup during outages or outdoor events. Compared with the Westinghouse 12500 Watt generator, it offers slightly less wattage but comes with a more compact design and a lower price point. Its dual fuel capability allows users to switch between gasoline and propane, providing fuel flexibility, while the electric start simplifies operation. The long runtime of over 10 hours on a full tank is beneficial for extended use, but its weight and bulk make it less portable than inverter options like the WEN 3600-Watt. The safety feature, CO Watchdog, adds peace of mind, especially in enclosed spaces. Regular maintenance is necessary to keep the engine running smoothly, which might be a consideration for casual users. Overall, this generator is ideal for those who prioritize power, safety, and fuel flexibility, but less so for frequent movers or lightweight needs.
Pros:- High power output suitable for large appliances and tools
- Dual fuel capability offers flexible fuel choices
- Electric start for quick, effortless operation
- Includes safety features like CO Watchdog sensor
Cons:- Heavy and bulky, challenging for frequent transport
- Higher price compared to smaller inverter models
- Requires regular maintenance for long-term performance
Best for: Homeowners needing a powerful backup with safety features and fuel flexibility.
Not ideal for: Campers or outdoor enthusiasts seeking a lightweight, portable inverter generator.
- Power:8000 surge watts / 6500 rated watts (gasoline), 7200 surge watts / 5850 rated watts (propane)
- Engine:340cc
- Fuel Capacity:6.7 gallons
- Run Time:up to 10.5 hours at half load
- Outlets:Four 120V 5-20R, one 120V 30-amp RV-ready, one 120V/240V 30-amp twist lock, one 12V DC
- Safety:CO Watchdog sensor
Our verdict“This generator is best suited for users who need robust power and safety features in a stationary setup.”
Westinghouse 12500 Watt Dual Fuel Portable Generator with Remote Electric Start
The Westinghouse WGen9500DF offers exceptional wattage, making it ideal for whole-house backup, RVs, or demanding job sites. Its peak power of 12,500 watts surpasses most in this lineup, providing enough capacity for large appliances. The remote electric start adds convenience, especially during emergencies or frequent use. Compared with the WEN 8000, it has a higher wattage ceiling, though it’s noticeably heavier and more complex to transport, lacking built-in wheels. The digital display and multiple outlets, including transfer switch-ready and RV options, make it versatile for various applications. However, its size and noise levels can be a drawback for portability and quiet environments. This model makes the most sense for users needing substantial power with remote operation, but not for those prioritizing lightweight portability or budget constraints.
Pros:- Exceptional wattage output suitable for entire home backup
- Remote electric start for quick operation
- Long runtime of up to 12 hours
- Multiple outlets including transfer switch and RV-ready
Cons:- Heavy and difficult to move without wheels
- Complex setup for first-time users
- Higher noise levels typical of large generators
Best for: Homeowners requiring high-capacity backup power or large outdoor events.
Not ideal for: Campers or users seeking a lightweight, portable generator for casual outdoor use.
- Peak Watts:12500
- Running Watts:9500
- Fuel Type:Gasoline, Propane
- Engine:457cc 4-Stroke OHV
- Run Time:Up to 12 hours
- Fuel Tank Capacity:6.6 gallons
Our verdict“Best for users who need serious power and remote operation, even if it means sacrificing portability.”
WEN 3600-Watt Dual Fuel Portable Inverter Generator with CO Watchdog
This WEN inverter generator distinguishes itself through quiet operation and clean power, making it a prime choice for camping, tailgating, or small backup needs. Compared with the larger WEN 8000, it produces significantly less noise, ideal for environments where noise sensitivity matters. Its dual fuel capability adds flexibility, and the built-in CO Watchdog sensor enhances safety during indoor or outdoor use. The compact size and multiple outlets, including USB ports, make it versatile for powering small appliances or electronics. However, its lower wattage limits it to lighter loads, and its weight makes portability a challenge for some users. This pick makes the most sense for individuals who prioritize quiet, clean power over sheer capacity, but not for powering large appliances or extensive tools.
Pros:- Very quiet operation suitable for noise-sensitive environments
- Dual fuel capability for fuel flexibility
- Built-in CO Watchdog sensor enhances safety
- Multiple outlets including USB ports
Cons:- Limited surge wattage restricts large loads
- Heavy relative to output capacity
- Requires maintenance to keep fuel system in good condition
Best for: Campers, tailgaters, or outdoor enthusiasts needing quiet, safe power for sensitive electronics.
Not ideal for: Users needing to run large appliances or multiple power tools simultaneously.
- Power Output (Gasoline):3600 surge watts, 2900 rated watts
- Power Output (Propane):3500 surge watts, 2600 rated watts
- Noise Level:Extremely quiet
- Receptacles:Two 120V, one RV (TT-30R), one 12V DC, two USB ports
- Additional Features:Fuel shut-off, CO watchdog sensor
Our verdict“Ideal for those who need quiet, portable power for electronics and small devices, with safety features included.”
WEN 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator
This WEN model is tailored for RV owners and outdoor travelers, offering a balanced mix of power, portability, and safety. Its 224cc dual-fuel engine provides up to 6800 surge watts, enough for most RV needs, with a rated 5100 watts. The inclusion of safety features like a CO shutdown sensor and fuel shutoff aligns with needs for extended outdoor use. Its portability is enhanced by wheels and a telescoping handle, making it easier to move around compared to larger models. However, it is heavier than small inverter units, and its price might be higher relative to its power output for budget-conscious buyers. This generator makes the most sense for RV users or small-scale backup power requiring mobility and safety, but less so for those needing high wattage or ultra-lightweight equipment.
Pros:- Runs on gasoline and propane for versatile fuel options
- Includes safety features like CO shutdown sensor
- Portable with wheels and telescoping handle
- Suitable for RV and outdoor use
Cons:- Heavy for some users to carry over long distances
- Fuel consumption can be high under heavy loads
- Price and availability may vary
Best for: RV owners and outdoor travelers seeking portable, safe power with fuel flexibility.
Not ideal for: Users needing a lightweight, ultra-portable generator for casual outdoor activities or small backup needs.
- Engine:224cc dual-fuel
- Surge Watts:6800
- Rated Watts:5100
- Fuel Types:Gasoline, Propane
- Receptacles:L14-30R 120V/240V, two 3-prong 120V, TT-30R RV
- Additional Features:Fuel shutoff, CO watchdog sensor, wheels, telescoping handle
Our verdict“Best for RV owners who want a portable, safe, dual-fuel generator with moderate power capacity.”
Westinghouse 14500 Peak Watt Dual Fuel Portable Generator with Remote Electric Start
This Westinghouse generator offers impressive power for serious backup or outdoor power needs, with a peak of 14,500 watts and over 19 hours of runtime. Its large 9.5-gallon tank supports extended operation, ideal for long outages or remote sites. The remote electric start adds convenience, especially during emergencies. Compared with the WEN 8000 or the inverter models, it prioritizes raw power and endurance over portability, being quite heavy and bulky. Its low THD makes it safe for sensitive electronics, and the transfer switch readiness supports home backup seamlessly. The size and noise levels could be a concern for some, but for those needing extended, high-capacity power, this model delivers dependable performance. It’s suited for users who can accommodate its weight and size, but less so for frequent movers or compact setups.
Pros:- Exceptional peak wattage for large appliances
- Long runtime on a generous fuel tank
- Low THD safe for sensitive electronics
- Remote electric start for convenience
Cons:- Very heavy and bulky, difficult to transport
- Noisy operation may bother neighbors
- Requires significant space for storage
Best for: Homeowners needing extended, high-capacity backup power or remote work sites.
Not ideal for: Campers or users requiring a lightweight, portable generator for casual outdoor activities.
- Peak Wattage:14500
- Running Wattage:11500
- Fuel Tank Capacity:9.5 gallons
- Runtime:Up to 19 hours
- Engine:550cc 4-Stroke OHV
- Start Type:Remote Electric Start
Our verdict“Ideal for users who prioritize extended runtime and high capacity over portability and size.”
WEN 4800-Watt Dual Fuel Portable Inverter Generator with Electric Start and CO Watchdog
This inverter generator stands out for its remarkably quiet operation, comparable to normal conversation levels, making it ideal for camping or outdoor activities where noise is a concern. It offers dual fuel flexibility, running on gasoline or propane, similar to the PowerSmart inverter but with a focus on portability and safety. The inclusion of a CO shutdown sensor and electric start enhances safety and ease of use. Compared to larger, heavier models like the Westinghouse 13500 Watt, this generator is lighter and easier to transport, though it sacrifices some runtime and power capacity. The small tank limits extended use without refueling, and its higher price reflects its inverter technology and safety features. This pick makes the most sense for outdoor enthusiasts needing clean, quiet power for sensitive devices.Pros:- Remarkably quiet operation, suitable for noise-sensitive environments
- Runs on both gasoline and propane for versatility
- Includes safety features like a CO shutdown sensor
- Lightweight and portable with wheels and telescoping handle
Cons:- Limited runtime without refueling or propane supply
- May be heavier than smaller portable models for some users
Best for: Campers, RV travelers, and outdoor hobbyists needing portable, quiet power for electronics.
Not ideal for: Home backup needs where higher wattage and longer runtime are essential, or for heavy-duty construction sites.
- Engine:224cc dual-fuel engine
- Surge Watts:4800 (gas), 4320 (propane)
- Rated Watts:4000 (gas and propane)
- Fuel Type:Gasoline and propane
- Receptacles:Four 120V, one RV, one 12V DC, two USB ports
- Features:Electric start, CO watchdog, fuel shut-off, onboard wheels, telescoping handle
Our verdict“This inverter generator is perfect for those prioritizing quiet, portable, and sensitive electronics power in outdoor settings.”
WEN 4,750-Watt 120V/240V Dual Fuel Portable Generator with Wheel Kit and Electric Start
This generator offers a substantial 4,750 surge watts and 3,800 running watts, making it suitable for powering larger appliances during outages or outdoor events. Its dual fuel capability provides flexibility, similar to the Westinghouse 13500 Watt but on a smaller scale, with an emphasis on ease of operation via electric start. The 4-gallon tank supports up to 11 hours of runtime at half load, ideal for prolonged use. Its wheel kit eases transportation, but it remains quite bulky and heavy, which could challenge portability for some users. Regular maintenance is necessary to keep it running smoothly, especially after extended use. Compared to inverter models like the PowerSmart, this generator emphasizes raw power over quiet operation, making it better suited for backup rather than camping. It’s a good choice for those needing reliable, high wattage output in a portable package.Pros:- High wattage capacity suitable for heavy appliances
- Dual fuel flexibility for fuel choice
- Electric start simplifies operation
- Long runtime of up to 11 hours on a full tank
Cons:- Heavy and bulky, less portable for frequent movement
- Requires regular maintenance for optimal performance
Best for: Homeowners needing reliable backup power or outdoor contractors requiring high wattage for tools.
Not ideal for: Lightweight campers or those seeking ultra-quiet operation, due to its size and noise levels.
- Power:4,750 surge / 3,800 running watts (gasoline)
- Voltage:120V/240V
- Engine:224cc 4-stroke OHV
- Tank Capacity:4 gallons
- Run Time:Up to 11 hours at half load
- Includes:Wheel and handle kit, LPG connection hose, oil
Our verdict“This generator is best suited for users who need substantial power with reliable dual fuel operation and don’t mind the weight.”
Westinghouse 13500 Peak Watt Dual Fuel Home Backup Portable Generator with Remote Electric Start
This model delivers impressive peak wattage—up to 13,500 watts—making it suitable for whole-home backup during power outages. Its remote electric start adds convenience, especially for users who prefer not to manually pull a cord in emergencies. The long runtime of up to 19 hours on a large 9.5-gallon tank surpasses smaller models like the PowerSmart, providing extended power without frequent refueling. Its multiple outlets, including RV and 240V options, cater to diverse power needs. Yet, at its size and weight, portability is limited, and setting it up may be complex for those unfamiliar with generators. Compared to inverter options like the WEN 3800, it emphasizes raw power over noise level, which could be a concern in noise-sensitive environments. This generator is ideal for users seeking high wattage for home backup, with a focus on convenience and extended runtime.Pros:- Massive power output suitable for whole-home backup
- Remote electric start for convenience
- Long runtime of up to 19 hours on a full tank
- Multiple outlets including RV and 240V for versatility
Cons:- Heavy and less portable, challenging to move without assistance
- Setup complexity may deter beginners
- Potential residual fuel or oil odor from factory testing
Best for: Homeowners seeking reliable, high-capacity backup power with remote start features.
Not ideal for: Frequent outdoor use or camping, due to its size and noise levels.
- Peak Watts:13500
- Running Watts:10500
- Fuel Tank Capacity:9.5 gallons
- Runtime:Up to 19 hours
- Engine:500cc Westinghouse 4-Stroke OHV
- Outlets:GFCI 120V 5–20R, 120V L14-30R, 120/240V 14–50R
Our verdict“This generator excels for those who prioritize high wattage and remote operation for home backup scenarios over portability.”
PowerSmart 3800 Watt Dual Fuel Inverter Generator for Camping or Home Use
This inverter generator provides a balanced mix of power and portability, with 3800 starting and 3300 running watts on gasoline, or slightly less on propane. Its operating noise level of 59 dBA makes it suitable for neighborhood environments, similar to the WEN inverter but with a focus on camping and home needs. Runtime of up to 8 hours on gas and up to 24 hours on propane offers flexibility, though it’s less than larger models like the Westinghouse 13500 Watt. Its compact size and multiple outlets, including USB, make it convenient for small electronics and appliances. However, the 8-hour runtime on gas may be limiting for longer outings or outages, and its weight could challenge portability for some users. It’s an excellent choice for those wanting a quiet, dual fuel inverter for moderate power needs.Pros:- Quiet operation at 59 dBA, suitable for noise-sensitive settings
- Dual fuel flexibility for gas or propane
- Longer runtime on propane (up to 24 hours)
- Multiple outlets including USB for small electronics
Cons:- Limited to 8 hours on gas at 25% load
- Some users may find it heavy for frequent transport
- Price point not specified, but generally higher than basic models
Best for: Campers and small household users seeking quiet, portable power with dual fuel options.
Not ideal for: Heavy-duty power needs or prolonged outages, due to limited runtime on gas.
- Starting Watts:3800
- Running Watts:3300
- Noise Level:59 dBA
- Gas Tank Capacity:1.3 gallons
- Runtime at 25% load:8 hours
- Includes:Multiple outlets, USB, safety features
Our verdict“Ideal for outdoor enthusiasts and small household use where quiet, portable power is key, despite limited runtime on gas.”
Westinghouse 4650 Peak Watt Dual Fuel Portable Generator, RV Ready 30A Outlet, Gas & Propane Powered, CO Sensor
This generator offers a solid 4650 peak watts and 3600 rated watts on gasoline, with a comparable power output on propane, making it well-suited for RV use or outdoor activities. Its 4-gallon tank provides up to 14 hours of runtime, balancing fuel efficiency with portability. The inclusion of a CO sensor and automatic shutdown enhances safety, a feature also found on the WEN inverter but with a focus on outdoor and RV applications. Its RV-ready 30A outlet simplifies hookup for travel needs. While not as powerful as the Westinghouse 13500 Watt model, it hits a sweet spot for RV owners and outdoor adventurers who need reliable, safe power without excessive weight. The residual odor from factory testing could be a concern for sensitive users, and it’s less suited for large home backup tasks.Pros:- Powerful dual fuel capability for gasoline and propane
- Long runtime of up to 14 hours per tank
- Built-in CO sensor for safety during outdoor use
- Includes RV-ready 30A outlet for easy hookup
Cons:- Relatively bulky but still portable for outdoor use
- Residual odors from factory testing may require airing out
Best for: RVers and outdoor enthusiasts needing reliable, safe power with easy hookup and long runtime.
Not ideal for: Large home backup or prolonged power outages, given its lower wattage ceiling and portability focus.
- Peak Watts:4650
- Rated Watts:3600
- Fuel Tank Capacity:4 gallons
- Run Time:Up to 14 hours
- Engine:212cc Westinghouse 4-Stroke OHV
- Outlets:One 5-20R 120V, One TT-30R 30A, One L5-30R 30A
Our verdict“This generator offers a reliable, safe power source for RVs and outdoor activities with a focus on safety and convenience.”
How We Picked
Our evaluation focused on performance, durability, ease of use, and value. We compared wattage capacities, runtime, and startup features to assess each generator’s ability to handle different power loads. Portability was also a key factor, especially for models intended for outdoor or emergency use. We prioritized generators with reliable build quality, safety features like CO sensors, and user-friendly controls. The ranking reflects a combination of these factors, aiming to recommend options for different budgets and needs while avoiding models with common reliability issues or poor fuel efficiency.Factors to Consider When Choosing Dual Fuel Generator
Choosing the right dual fuel generator involves several important considerations that go beyond just wattage. Think about how you plan to use the generator—whether for backup power at home, outdoor camping, or RV trips—as this influences size, noise levels, and portability. Fuel compatibility is another key factor: propane offers cleaner burning and longer storage, but gasoline may be more readily available. Safety features such as CO sensors can prevent dangerous situations, especially if the generator runs indoors or in enclosed spaces. Price and warranty coverage are also worth weighing, as investing in a more reliable model can pay off over time. Lastly, assess the noise levels and how easy it is to start and maintain the generator, particularly if you’re not experienced with power equipment.Power Capacity and Runtime
Matching your generator’s wattage to your power needs is essential. For basic essentials like refrigerators and lights, a model around 3000-4000 watts may suffice, but for whole-house backup or heavy appliances, look for units over 6000 watts. Runtime capacity determines how long the generator can run on a tank—longer runtimes mean fewer refueling stops during outages. Keep in mind that inverter generators tend to have lower wattage but deliver cleaner power, which is safer for sensitive electronics. Balancing power and runtime helps prevent overpaying for features you won’t use while ensuring your needs are met during outages or trips.
Portability and Size
Size and weight are critical if you plan to move the generator frequently or store it in limited space. Portable models with wheels and handles are easier to maneuver, especially for outdoor use or emergency preparedness. Larger, high-wattage units are often bulkier and heavier, making them less suitable for frequent transport. Consider how you’ll transport the generator—if you need to carry it into a cabin or RV, weigh the benefits of a compact inverter versus a more powerful but larger model. Portability can also influence how often you’ll use the generator and how convenient it is to keep it ready for emergencies.
Fuel Options and Efficiency
Dual fuel capability provides flexibility, but not all fuels are equally convenient or cost-effective. Propane offers longer shelf life and cleaner burning, making it ideal for storage and long-term use. Gasoline, however, is generally more accessible and provides quick refueling. Fuel efficiency varies among models; some generators are designed to maximize runtime on small fuel quantities, reducing operating costs. Consider whether your fuel supply is stable—if you have easy access to propane, a model optimized for it could be advantageous. Keep in mind that conversion between fuels or switching tanks should be straightforward to avoid frustration during critical moments.
Safety Features and Ease of Use
Safety features such as CO sensors, automatic shutoff, and easy-start mechanisms are vital, especially if you plan to run the generator indoors or in enclosed spaces. Inverter generators often include push-button or electric start options, simplifying operation for users unfamiliar with manual pull-starts. Some models offer remote start, adding convenience during emergencies or outdoor use. Safety features can prevent dangerous situations, but they also add to the initial cost. Assess how intuitive the controls are and whether the generator has indicators for oil level, overload, or fuel status, which can save you time and prevent damage.
Price and Warranty
Pricing for dual fuel generators ranges from budget-friendly options to premium models with advanced features. While a lower-cost unit may cover basic needs, investing a bit more can provide better durability, longer warranties, and additional safety features. Warranties vary—some cover only a year, while others offer extended coverage—so consider how much peace of mind you want. Remember that cheaper models might have higher maintenance or reliability issues over time, so weigh initial costs against potential future expenses. When possible, choose a trusted brand with good customer reviews to avoid disappointment.
Frequently Asked Questions
Can I run my entire house on a dual fuel generator?
Running an entire house depends on the generator’s wattage capacity. For most homes, a generator over 6000 watts is needed to power essential appliances and systems. Dual fuel models with higher wattage ratings are capable of providing substantial backup power, but you must also consider the transfer switch installation and electrical connections. Keep in mind that some appliances have high startup surges, so selecting a generator with a higher surge capacity ensures smooth operation. For full-home backup, consulting an electrician is recommended to determine the appropriate size and setup.
Is propane a safer fuel option than gasoline?
Propane is generally considered safer than gasoline because it is less flammable and can be stored in sealed tanks for longer periods without degradation. It also burns cleaner, producing fewer emissions and less engine residue. However, propane tanks need to be handled with care, and proper ventilation is still essential when operating the generator. Gasoline, while more readily available and easier to refill, poses higher fire risk if not stored or handled properly. The choice comes down to convenience, storage conditions, and safety preferences, but both fuels require caution during use.
How loud are dual fuel generators, and is noise a concern?
Noise levels vary significantly among dual fuel generators. Inverter models tend to operate more quietly, often between 50-60 decibels, making them suitable for camping, RV trips, or neighborhood use. Larger, traditional open-frame units can reach 70-80 decibels, which may be disruptive, especially during long outages or outdoor activities. Consider your environment—if noise is a primary concern, opt for inverter models with sound-dampening features. Also, check for features like mufflers or enclosure designs that help reduce operational noise for more comfortable use.
Are dual fuel generators suitable for indoor use?
Most dual fuel generators are designed for outdoor use due to exhaust emissions and the risk of carbon monoxide buildup. Some inverter models with CO sensors can be used in semi-enclosed spaces if proper ventilation is maintained, but caution is always advised. Never run a standard generator indoors or in an enclosed garage without proper exhaust venting, as this poses serious health hazards. For indoor or semi-indoor use, specially designed portable inverter generators with safety features are preferable, but always follow the manufacturer’s safety instructions to prevent dangerous situations.
Conclusion
For most users seeking reliable backup power, the best overall choice is the model that balances wattage, portability, and safety features. If you prioritize affordability, the best value options deliver solid performance without breaking the bank. Those needing top-tier features like remote start and extended warranties should consider the best premium models. Beginners or occasional users will benefit from simpler, lightweight inverter generators, making the best for beginners category ideal. For specific needs like full-home backup or RV use, select high-wattage, RV-ready units that prioritize capacity and convenience. Matching your choice to your intended use and budget ensures you get a generator that performs when you need it most.
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