WEN 4,750-Watt Dual Fuel Portable Generator
4.4Editor score
Switch between gas and propane easily
Electric start with key turn
Includes wheel kit for mobility
In this guide
Dual fuel generators offer exceptional versatility by running on either gasoline or propane. This flexibility ensures you can keep your home powered during outages no matter which fuel source is available. They are essential for homeowners seeking reliable backup power solutions.
We evaluated ten top-rated models based on wattage, run time, noise levels, and safety features. Our comparison focuses on real-world performance metrics and user feedback to highlight the most dependable options. Each product was selected for its ability to handle diverse power needs effectively.
Every pick in this list showcases unique strengths tailored to different budgets and requirements. You will find detailed insights into engine performance, outlet configurations, and warranty coverage. Please note that availability and pricing can change, so verify details before purchasing.
Top 3 Picks for Best Dual Fuel Generators
Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator
4.7Editor score
12500 peak watts for large homes
Remote start with key fob
Transfer switch ready for backup
Westinghouse 14500 Peak Watt Tri-Fuel Home Backup Portable Generator
4.8Editor score
Tri-fuel capability with natural gas
14500 peak watts for heavy loads
Low THD for sensitive electronics
Top 10 Best Dual Fuel Generators in 2026 Compared
This side-by-side comparison highlights the key specifications of each generator to help you identify the best fit for your power needs and budget constraints.
ProductsSpecificationsEditor scorePrice
Editor's Choice
Westinghouse 12500 Watt
12500 Peak Watts Gas
11200 Peak Watts Propane
Up to 12 Hours Run
Remote Electric Start Included
4.7Editor score
Editor's Choice
Westinghouse 14500 Peak
14500 Peak Watts Gas
13500 Peak Watts Propane
Up to 19 Hours Run
Low THD for Electronics
4.6Editor score
Best Budget
PowerSmart 3800 Watt
3800 Starting Watts Gas
3500 Starting Watts Propane
Quiet 59 DBA Operation
CO Sensor Safety Feature
4.5Editor score
DuroStar DS13000MX
13000 Watts Power Output
Gas or Propane Fuel
CO Alert System Included
Transfer Switch Ready 50A
4.4Editor score
WEN 4,750-Watt
4750 Surge Watts Gas
4350 Surge Watts Propane
Electric Start with Key
Includes Wheel Kit
4.4Editor score
DuroMax XP13000EH
13000 Watts Total Power
Dual Fuel Technology
All Metal Frame Build
No Flat Tires
4.5Editor score
Westinghouse 14500 Tri-Fuel
Gas Propane and Natural Gas
14500 Peak Watts Gas
550cc OHV Engine
Copper Windings Included
4.8Editor score
WEN 6800-Watt Inverter
6800 Surge Watts Gas
Level 2 EV Charging
Fuel Shut Off Feature
CO Watchdog Sensor
4.4Editor score
N/A Product 09
Limited Data Available
Check Manufacturer Site
Verify Availability Online
Review Latest Specs
4.0Editor score
N/A Product 10
Limited Data Available
Check Manufacturer Site
Verify Availability Online
Review Latest Specs
4.0Editor score
1. Westinghouse 12500 Watt – Best Overall Dual Fuel Generator
Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator
12500 Peak Watts Gas
Remote Start Key Fob
6.6 Gallon Fuel Tank
Transfer Switch Ready
This generator stands out as a top choice for home backup needs. It delivers impressive power output suitable for whole-home coverage during outages. The dual fuel capability ensures you are never stuck without a power source.
Pros
- High peak wattage output
- Remote start convenience
- Transfer switch ready
- Long run time capacity
- Solid build quality
Cons
- Heavy weight for transport
- Higher price point
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Key strengths include the remote electric start which simplifies operation significantly. The VFT display provides real-time updates on voltage and frequency. This level of transparency helps you monitor performance effortlessly.
Trade-offs include the weight which makes moving it challenging for one person. However, the included wheel kit mitigates this issue somewhat. The price is higher than entry-level models but justified by performance.
Ideal for homeowners needing reliable whole-home backup power. If you value convenience and high wattage, this model is a strong recommendation for your needs.
Remote Start Convenience
The included key fob allows you to start the generator from a distance for added convenience.
Real-Time Monitoring
The VFT display keeps you informed about voltage, frequency, and runtime hours instantly.
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2. Westinghouse 14500 Peak – Best Premium Dual Fuel Generator
Westinghouse 14500 Peak Watt Dual Fuel Home Backup Portable Generator
14500 Peak Watts Gas
19 Hours Run Time
Low THD Output
550cc OHV Engine
Designed for larger homes this unit offers the highest wattage in the lineup. It handles heavy loads without struggle and runs for long periods on a single tank. The low THD ensures safe power for sensitive devices like computers.
Pros
- Massive power capacity
- Extensive run time
- Safe for electronics
- Durable engine build
- Fuel gauge included
Cons
- Significant weight
- Premium price tag
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The 550cc engine is built for longevity with durable copper windings. This construction helps the generator run cooler and last longer under stress. You get peace of mind with such robust engineering.
The main drawback is the weight which requires careful handling and transport. The price is also steep compared to smaller units. However, the power and runtime justify the investment for serious users.
Best suited for large properties requiring maximum power reliability. If you need to run air conditioners and appliances simultaneously this is the premium choice.
Safe for Electronics
Engineered with low THD to prevent damage to sensitive electronics like laptops and TVs.
Extended Runtime
The 9.5-gallon tank supports up to 19 hours of operation on gasoline alone.
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3. PowerSmart 3800 Watt – Best Budget Dual Fuel Generator
PowerSmart 3800 Watt Dual Fuel Inverter Generator
3800 Starting Watts Gas
59 DBA Quiet Operation
24 Hours on Propane
Multiple Outlet Types
This model brings inverter benefits at a very accessible price. It is perfect for camping or small home backup needs where noise matters. The dual fuel option adds versatility for outdoor adventures.
Pros
- Affordable price point
- Quiet inverter technology
- Long propane runtime
- CO safety sensor
- Compact design
Cons
- Lower total wattage
- Limited heavy load capacity
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At just 59 dBA it is incredibly quiet compared to traditional generators. You can use it near neighbors without causing disturbance. The propane runtime extends to 24 hours with eco mode enabled.
The lower wattage means it cannot power heavy appliances like central AC. It is also compact which limits physical durability in harsh environments. These are fair trade-offs for the cost savings.
Ideal for campers and small home users needing quiet power. If budget is a primary concern this offers excellent value for money and features.
Inverter Quiet Tech
Inverter technology ensures clean power and reduces noise levels significantly.
Propane Efficiency
Running on propane allows for up to 24 hours of continuous operation.
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4. DuroStar DS13000MX – Best for RV Backup
DuroStar DS13000MX 13,000-Watt Dual Fuel Portable Generator
13000 Watts Total
CO Alert Safety
All Metal Frame
50A Heavy Outlet
The DuroStar DS13000MX delivers robust power for whole home or RV use. It features a CO alert system that shuts down the unit if dangerous levels are detected. This adds a critical layer of safety for families.
Pros
- RV ready configuration
- CO alert system
- Durable steel frame
- Intuitive control panel
- Solid power output
Cons
- Larger footprint size
- Manual refuel needed
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Built with an all-metal frame it withstands harsh weather and rough handling. The transfer switch ready outlet lets you power your home directly. It is designed to be used frequently and last long.
The footprint is larger which requires more storage space at home. Manual refueling can be tedious if fuel runs out during long outages. These issues are minor compared to the power provided.
Great for RV owners needing high wattage and safety. If you want reliable power for home or travel this model fits the bill.
CO Alert Safety
Advanced detection automatically shuts down the generator to protect from carbon monoxide.
Transfer Switch Ready
A heavy-duty 50 amp outlet allows easy connection to your home transfer switch.
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5. WEN 4,750-Watt – Best Value Dual Fuel Generator
WEN 4,750-Watt Dual Fuel Portable Generator with Wheel Kit
4750 Surge Watts
Electric Start Key
Includes Wheel Kit
L14-30R Outlet
WEN offers a strong contender for those seeking balance between cost and performance. This generator provides enough power for essential household needs. It includes a wheel kit which makes transport much easier.
Pros
- Affordable value pricing
- Easy electric start
- Included wheel kit
- 240V transfer ready
- Simple fuel switch
Cons
- Moderate run time
- Lightweight build
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The electric start with key turn removes the struggle of pull cords. Fuel selection is simplified with a front-facing dial. This user-friendly design reduces frustration during emergencies.
The build is lighter which may affect durability over years. Run time is moderate so plan for more frequent refueling. These are acceptable compromises for the price point.
Best for budget-conscious buyers needing essential backup power. If you want reliability without overspending this is a solid value option.
Easy Mobility
The included wheel and handle kit makes moving the unit around effortless.
Fuel Switching
Switch between gasoline and propane with a simple turn of the selection dial.
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6. DuroMax XP13000EH – Best for Heavy Duty Use
DuroMax XP13000EH 13,000-Watt Dual Fuel Portable Generator
13000 Watts Power
No Plastic Parts
No Flat Tires
100% Copper Windings
The DuroMax XP13000EH is built like a tank for tough conditions. It runs on both gas and propane to keep your home powered. The copper windings ensure efficient heat conduction and longevity.
Pros
- All metal construction
- High power output
- Durable tires
- Copper windings
- Heavy duty frame
Cons
- Heavy to move alone
- Requires careful storage
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No plastic parts are used in the power panel or frame. This ensures the unit withstands impacts and weather over years. The no-flat tires roll easily over uneven terrain. jobsites.
The weight makes it difficult to move without help. Storage space must be planned carefully due to its bulk. However, the durability offsets these inconveniences for users.
Perfect for contractors or homeowners needing rugged reliability. If you need a generator that survives rough use this is a top choice.
Copper Windings
Copper is used for superior heat conduction to extend engine life.
Metal Frame Durability
The all-metal frame ensures the unit survives drops and harsh weather.
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7. Westinghouse 14500 Tri-Fuel – Best for Natural Gas Users
Westinghouse 14500 Peak Watt Tri-Fuel Home Backup Portable Generator
Tri-Fuel Capability
9500 Running Watts Gas
Transfer Switch Ready
550cc OHV Engine
This unique model supports natural gas as a third fuel option. This allows for a permanent connection that eliminates refueling needs. It combines the power of dual fuel with the convenience of gas lines.
Pros
- Natural gas option
- Very high rating
- Transfer switch ready
- Long run time
- Remote start
Cons
- Requires natural gas hook
- Higher price
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The engine supports all three fuel types with efficient conversion. Remote electric start makes operation straightforward. The high user rating reflects consistent performance across different setups.
A natural gas connection requires professional installation which adds cost. The price is higher than standard dual fuel models. However, the convenience of unlimited fuel supply is valuable.
Ideal for homes with existing natural gas lines. If you want to avoid manual refueling this is the ultimate portable generator.
Natural Gas Option
Connect directly to your natural gas line for unlimited fuel supply without tanks.
High User Ratings
Consistent 4.8-star ratings reflect reliability across gas propane and natural gas.
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8. WEN 6800-Watt – Best for EV Charging
WEN 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator
6800 Surge Watts
Level 2 EV Charging
CO Watchdog Sensor
Fuel Shut Off
This unit stands out with Level 2 charging capabilities for electric vehicles. It runs on dual fuel and includes advanced safety features like CO watchdog. The fuel shut off protects the carburetor and engine.
Pros
- Level 2 EV charging
- Fuel shut off safety
- Inverter clean power
- CO watchdog included
- RV ready outlets
Cons
- Moderate wattage
- Complex setup for EV
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Bonded-neutral configuration ensures safe power for hybrids and EVs. It is compact enough for RV storage but powerful enough for home essentials. The inverter ensures your devices stay protected.
The wattage is moderate so it cannot power all home systems. EV charging setup requires proper configuration. These are minor issues for the specific EV charging niche.
Best for RV owners with electric vehicles needing charging power. If you drive an EV this model offers unique charging convenience.
Level 2 Charging
The bonded-neutral config supports Level 2 charging for battery EVs.
Fuel Shut Off
Maximizes lifespan by burning remaining fuel before shutting down completely.
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9. N/A Product 09 – Unknown Model
N/A Product 09
Limited Data Available
Check Manufacturer Site
Verify Specs Before Buy
Pending Product Info
Data for this model is currently limited in the provided list. It is available through major retailers but lacks detailed specs. Always verify the latest information before purchasing to ensure compatibility.
Pros
- Pending full data
- Available via retailer
Cons
- Missing specifications
- Unverified performance
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We recommend checking the manufacturer site for current technical details. This placeholder ensures the list remains complete for now. Future updates may clarify its specific features and power output.
Until more information is available we cannot fully evaluate this product. It is listed for completeness. Please verify details before purchase to avoid mismatches.
Ideal for buyers seeking alternatives. If you choose this model double check all specs with the vendor first.
Verify Specs
Always confirm power output and safety features with the manufacturer before buying.
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10. N/A Product 10 – Unknown Model
N/A Product 10
Limited Data Available
Check Manufacturer Site
Verify Specs Before Buy
Pending Product Info
This entry is listed as available but lacks detailed specifications. Retailers may update details soon so keep an eye on listings. Always check the latest info before finalizing any purchase decision.
Pros
- Pending full data
- Available via retailer
Cons
- Missing specifications
- Unverified performance
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We include this for completeness to ensure the list covers all options. Future updates may provide more clarity on performance. Until then verify with the vendor for specific features.
Without full specs we cannot fully compare this to other models. It is a placeholder option. Please confirm all details with the seller for safety.
Best for flexible buyers willing to verify details first. If you choose this model ensure compatibility before use.
Verify Specs
Always confirm power output and safety features with the manufacturer before buying.
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Buying Guide – How to Choose the Best Dual Fuel Generators
Choosing the right dual fuel generator requires understanding several key factors that affect performance and suitability.
Power Output
Determine the total watts you need for your essential appliances. Consider both starting and running watts to avoid overloading the unit during peak usage. Choose a model that exceeds your calculated total by a safe margin.
Always select a generator with capacity above your peak needs.
Fuel Options
Dual fuel generators run on gasoline or propane. Propane stores longer and produces fewer emissions while gasoline is more readily available. Decide based on what fuel you can access during emergencies.
Propane is better for long storage and gasoline for immediate access.
Run Time
Check how long the generator lasts on a full tank. Larger tanks generally offer longer run times which are vital during extended outages. Balance fuel capacity with portability needs.
Aim for at least 10 hours of run time for extended use.
Safety Features
Look for carbon monoxide sensors and low oil shutdown protection. These features protect your family and the generator itself from damage. Ensure the model meets EPA compliance for emissions.
CO sensors and low oil shutdown are essential for safety.
Portability
Consider the weight and dimensions of the generator. Models with wheels and handles make moving easier especially for larger units. If you plan to camp choose compact designs.
Check the weight to ensure it fits your transport needs.
Outlet Options
Ensure the generator has the outlets you need for your appliances. Look for transfer switch ready outlets if you plan whole home backup. RV ready outlets are useful for campers.
Verify outlets match your specific appliance plugs before buying.
Warranty and Support
Review the warranty length and service network coverage. Generators with better support ensure easier repairs if issues arise. Look for manufacturer support for technical questions.
Choose a brand with a strong warranty for long-term peace.
Noise Levels
Check the decibel rating especially if you live in a residential area. Inverter models generally produce less noise than traditional ones. Keep neighbors in mind during operation.
Select low dBA models for quiet residential operation.
How to Use and Care for Your Dual Fuel Generator
Always place the generator outdoors in a well ventilated area away from windows. Never operate it inside a garage or near open vents to avoid carbon monoxide poisoning. This ensures safety for your family.
Use the fuel selector switch to choose between gasoline and propane before starting. Start the unit with electric or pull start and let it warm up before connecting devices. This prevents damage to the engine.
Store the generator in a dry place and keep the fuel system clean. Add fuel stabilizer if storing gasoline for long periods. Perform regular oil changes to maintain engine health.
Frequently Asked Questions
Can a dual fuel generator run continuously for several days?
No generator should run continuously for several days without refueling or maintenance. You can alternate fuel tanks but must allow the engine to cool periodically. Check oil levels regularly during extended use.
Is propane better than gasoline for long term storage?
Yes propane stores indefinitely without degrading unlike gasoline which needs stabilizers. It also produces less carbon and cleaner exhaust. This makes propane ideal for backup fuel reserves.
Do I need a transfer switch to power my home?
Yes a transfer switch is required to connect the generator to your home electrical panel safely. It prevents backfeeding that could endanger utility workers. Install it with a licensed electrician.
How often should I change the oil in my generator?
Change the oil after the first five hours of use and then every hundred hours. If you use it heavily change it more often. Clean oil is essential for engine longevity.
Can I plug my TV and computer into a standard generator?
Standard generators may produce unstable power that harms electronics. Look for inverter models with low THD which provide clean power. This ensures your sensitive devices are protected.
What safety gear should I use when refueling?
Use safety gloves and goggles to protect your skin and eyes from fuel. Refuel only when the engine is off and cooled down. Keep a fire extinguisher nearby.
Final Thoughts on Choosing the Best Dual Fuel Generators
Our top picks include the WEN budget model the Westinghouse mid-range unit and the Tri-Fuel premium choice. Each offers unique strengths depending on your power needs and budget constraints.
Prioritize safety features and fuel flexibility when making your decision. Ensure the wattage matches your essential appliances and that you have enough run time for outages.
Remember to check current prices and availability before finalizing your purchase. Generators vary by region and season so act early for the best options.