PowerSmart 3800 Watt Dual Fuel Inverter Generator
4.5Editor score
3800 Starting Watts
59 dBA Quiet Operation
24 Hours Propane Runtime
In this guide
Dual fuel generators offer versatile power solutions for homes and jobsites by running on gasoline or propane. This flexibility ensures you stay powered even when one fuel type is scarce during emergencies or outdoor adventures.
We evaluated ten top models based on wattage, runtime, safety features, and user ratings. Our analysis highlights performance, durability, and value to help you find a generator that meets your specific energy needs effectively.
Each pick includes detailed specs, pros, and cons to guide your decision. Note that prices fluctuate based on demand and availability. Always check current listings for the most accurate pricing before purchasing your new power source.
Top 3 Picks for Best Dual Fuel Generators
Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator
4.7Editor score
12500 Peak Watts Gasoline
Remote Electric Start Included
12 Hours Run Time
Westinghouse 14500 Peak Watt Tri-Fuel Home Backup Portable Generator
4.8Editor score
Tri-Fuel Capability
14500 Peak Watts
Natural Gas Supported
Top 10 Best Dual Fuel Generators in 2026 Compared
Below is a side-by-side comparison of all ten models we reviewed. This table helps you quickly identify key specifications like wattage, fuel options, and safety features to narrow down your choice.
ProductsSpecificationsEditor scorePrice
Editor's Choice
Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator
12500 Peak Watts
Gas and Propane
12 Hours Runtime
Remote Electric Start
4.7Editor score
Editor's Choice
Westinghouse 14500 Peak Watt Dual Fuel Home Backup Portable Generator
14500 Peak Watts
Gas and Propane
19 Hours Runtime
Low THD Output
4.6Editor score
Best Budget
PowerSmart 3800 Watt Dual Fuel Inverter Generator
3800 Starting Watts
Gas and Propane
24 Hours Runtime
59 dBA Quiet
4.5Editor score
DuroStar DS13000MX 13000-Watt Dual Fuel Portable Generator
13000 Watts
Gas and Propane
CO Alert Safety
Transfer Switch Ready
4.4Editor score
WEN 4750-Watt Dual Fuel Portable Generator
4750 Surge Watts
Gas and Propane
11 Hours Half Load
Wheel Kit Included
4.4Editor score
DuroMax XP13000EH 13000-Watt Dual Fuel Portable Generator
13000 Watts
Gas and Propane
All Metal Frame
Copper Windings
4.5Editor score
Westinghouse 14500 Peak Watt Tri-Fuel Home Backup Portable Generator
14500 Peak Watts
Tri-Fuel Support
Natural Gas Option
19 Hours Runtime
4.8Editor score
WEN 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator
6800 Surge Watts
Gas and Propane
CO Watchdog Sensor
Level 2 Charging
4.4Editor score
N/A
No Data Available
Check Listing
N/A
N/A
N/A
No Data Available
Check Listing
N/A
N/A
1. Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator – Best Overall Dual Fuel Generator
Westinghouse 12500 Watt Dual Fuel Home Backup Portable Generator
12500 Peak Watts
457cc OHV Engine
12 Hours Run Time
Remote Start Included
This Westinghouse model stands out as a robust power source for large homes. With a 4.7 rating, users appreciate its reliability and ease of use. The remote start feature adds significant convenience during storms when access is difficult.
Pros
- High wattage for whole home backup
- Remote start key fob included
- Long runtime on gasoline
- Multiple outlet types for versatility
- Low oil shutdown protection
Cons
- Heavy unit requires two people
- Gasoline smell on initial setup
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Its heavy duty 457cc engine delivers 12500 peak watts on gasoline. The digital hour meter and VFT display keep you informed on voltage and runtime. Rubber covers on outlets enhance safety for standard household plugs.
Trade-offs include its weight and initial fuel odor from factory testing. These are minor compared to the power output. The 3-year warranty provides peace of mind for long-term investment.
Ideal for homeowners needing whole house backup, this generator handles air conditioners and refrigerators. Its transfer switch readiness simplifies integration with your electrical panel for safe power delivery.
Remote Start Convenience
The included key fob allows you to start the generator from a distance. This is especially useful in adverse weather conditions where stepping outside is challenging.
Fuel Flexibility
Switching between gas and propane ensures you are never stranded without fuel. The propane option offers cleaner emissions and longer shelf life for storage.
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2. Westinghouse 14500 Peak Watt Dual Fuel Home Backup Portable Generator – Premium High Output Dual Fuel
Westinghouse 14500 Peak Watt Dual Fuel Home Backup Portable Generator
14500 Peak Watts
550cc OHV Engine
19 Hours Runtime
Low THD Technology
This generator offers maximum power for demanding applications. Its 4.6 rating reflects strong performance in real world outages. The extra capacity ensures you can run multiple high draw appliances simultaneously.
Pros
- Highest peak wattage in lineup
- Copper windings for durability
- Safe for sensitive electronics
- Large fuel tank capacity
- Transfer switch ready outlet
Cons
- Higher price point than lower wattages
- Requires significant storage space
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Engineered with low THD, it protects laptops and medical devices from power surges. The 550cc engine provides reliable power with durable copper windings. This construction keeps the unit running cooler over time.
While expensive, the investment pays off in capability. You get a 19 hour runtime on a 9.5 gallon tank. This reduces refueling frequency during extended storms.
Best for larger homes or commercial sites needing consistent high voltage. It bridges the gap between portable and standby generators. Ensure you have space for this substantial unit in your storage area.
Sensitive Electronics Protection
Low total harmonic distortion ensures clean power. This prevents damage to delicate components in computers and TVs during power conversion.
Extended Runtime
The large 9.5 gallon tank minimizes interruptions. You can rely on this unit for over a day without needing to refill with gas.
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3. PowerSmart 3800 Watt Dual Fuel Inverter Generator – Best Budget Dual Fuel Generator
PowerSmart 3800 Watt Dual Fuel Inverter Generator
3800 Starting Watts
59 dBA Noise Level
24 Hours Runtime
Inverter Technology
This inverter generator provides excellent value for smaller households. Its 4.5 rating highlights satisfaction with noise levels and efficiency. It is perfect for camping or backup without breaking the bank.
Pros
- Affordable entry price
- Quiet inverter operation
- Extremely long propane runtime
- Compact for inverter class
- Multiple safety certifications
Cons
- Lower wattage for heavy loads
- Manual recoil start backup
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Operating at 59 dBA, it is neighbor friendly and less intrusive. The Eco Mode extends runtime significantly. On a 20 lb propane tank, it runs up to 24 hours with minimal maintenance.
Trade-offs involve lower peak power. It won't start large air conditioners easily. However, for essentials like lights and fridges, it is sufficient. Safety sensors protect against carbon monoxide and low oil.
Ideal for campers or those needing a quiet backup option. The dual fuel capability adds flexibility. If your primary goal is silence and efficiency over raw power, this model is a smart choice.
Quiet Performance
The inverter design reduces noise compared to traditional generators. This makes it suitable for residential yards where noise ordinances apply.
Propane Efficiency
Propane burns cleaner and stores longer. You can store tanks for emergencies without worrying about fuel degradation like gasoline.
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4. DuroStar DS13000MX 13000-Watt Dual Fuel Portable Generator – Reliable Mid Tier Option
DuroStar DS13000MX 13000-Watt Dual Fuel Portable Generator
13000 Watts
CO Alert Sensor
All Metal Construction
Transfer Switch Ready
The DuroStar brand is known for durability and this model reflects that. It provides substantial power for home backup. The CO alert feature adds a critical layer of safety for indoor safe use.
Pros
- CO alert for safety
- Push button electric start
- Steel frame durability
- Fuel selector dial ease
- RV ready outlets
Cons
- Manual override needed occasionally
- Heavier than inverter types
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Its all metal frame ensures longevity in harsh conditions. The 13000 watts cover most essential circuits. Transfer switch readiness allows safe connection to your home panel without backfeeding risks.
While effective, it requires careful placement for ventilation. The weight can be challenging for transport. However, the wheels and handle kit assist in movement around your property.
Suitable for homeowners balancing power needs with budget. It lacks the premium features of higher tier units but delivers solid performance. Ensure you install it outdoors far from windows.
CO Alert System
This safety feature detects dangerous carbon monoxide levels. It shuts down the generator automatically to protect your family from fumes.
All Metal Build
Steel construction resists dents and rust. This rugged design suits job sites where tools and debris might impact the unit.
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5. WEN 4750-Watt Dual Fuel Portable Generator – Practical Small Home Backup
WEN 4750-Watt Dual Fuel Portable Generator
4750 Surge Watts
11 Hours Half Load
4 Gallon Tank
Wheel Kit Included
This WEN generator balances simplicity with functionality. It is ideal for powering essentials during short outages. The electric start makes ignition quick and easy even for beginners.
Pros
- Simple fuel selection dial
- Electric start with key
- Includes wheel kit
- GFCI outlet safety
- Includes LPG hose
Cons
- Smaller fuel capacity
- Basic control panel
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With a 4 gallon tank, it runs up to 11 hours at half load. You can switch fuel easily with a dial. The included wheel kit makes mobility manageable for most adults.
Limitations include smaller tank size requiring more refills. It is not built for industrial heavy loads. However, for lights and fans, it performs reliably. The 2-year warranty supports its quality.
Best for renters or small homes needing backup. The portability is a key plus. Check the fuel consumption before purchase to ensure it meets your runtime expectations.
Fuel Selection Ease
The dial switch lets you change fuels without tools. This allows you to switch between gas and propane on the fly based on availability.
Portability Features
The wheel kit and handle simplify transport. You can roll it to the desired location without lifting the entire unit.
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6. DuroMax XP13000EH 13000-Watt Dual Fuel Portable Generator – Heavy Duty Workhorse
DuroMax XP13000EH 13000-Watt Dual Fuel Portable Generator
13000 Watts
Copper Windings
No Plastic Parts
50 Amp Outlet
DuroMax is a trusted name in portable power. This model delivers consistent performance for whole home backup. Its reputation for durability appeals to frequent users.
Pros
- Industry leader reputation
- Copper windings efficiency
- All metal durability
- 50 amp transfer ready
- Flat free tires
Cons
- Higher fuel consumption
- Requires professional hookup
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Copper windings extend the motor life significantly. The all metal frame resists weather wear. The 50 amp outlet supports high load appliances like electric dryers directly.
It consumes fuel faster than smaller units. Ensure you have adequate fuel storage. Flat free tires handle rough terrain. This is a robust choice for frequent or professional use.
Recommended for users needing reliable standby power. It handles heavy loads well. Consider the maintenance schedule to keep it running smoothly over years.
Copper Windings
Copper conducts heat better than aluminum. This increases efficiency and lifespan while reducing the risk of overheating under load.
Durability Design
Avoiding plastic parts in critical areas ensures longevity. This design choice reduces failure points in harsh conditions.
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7. Westinghouse 14500 Peak Watt Tri-Fuel Home Backup Portable Generator – Ultimate Fuel Versatility
Westinghouse 14500 Peak Watt Tri-Fuel Home Backup Portable Generator
Tri-Fuel Support
14500 Peak Watts
Natural Gas Option
19 Hours Runtime
This tri-fuel unit offers unmatched fuel options. The ability to run on natural gas connects it to home utilities. This reduces reliance on stored fuel during long outages.
Pros
- Runs on natural gas
- Highest customer rating
- Remote start feature
- Copper windings
- Low THD output
Cons
- Requires gas line hookup
- High initial cost
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With a 4.8 rating, it is highly favored by users. The 14500 peak watts support essential systems. Remote start works seamlessly with propane or gas sources.
Natural gas hookups need professional installation. This adds to the setup cost. However, once installed, it provides infinite fuel supply. This convenience is ideal for permanent homes.
Best for homeowners seeking permanent backup flexibility. If you have gas lines, this unit makes the most of them. It represents the premium end of portable generators.
Tri-Fuel Capability
Natural gas, propane, and gasoline support cover all bases. You choose based on availability and cost without changing units.
Infinite Supply
Connecting to natural gas removes refill needs. This is perfect for extended outages where gas stores run low.
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8. WEN 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator – EV Backup Solution
WEN 6800-Watt Dual Fuel RV-Ready Electric Start Portable Inverter Generator
6800 Surge Watts
CO Watchdog
Fuel Shut Off
Level 2 Charging
This inverter targets modern needs like EV charging. The Level 2 charging config supports battery maintenance. It is a smart choice for eco friendly owners.
Pros
- EV charging capability
- Watchdog CO sensor
- Fuel shut off feature
- Telescoping handle
- Three-year warranty
Cons
- Specialized features
- Limited standard outlets
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The CO Watchdog adds critical safety. Fuel shut off prevents carburetor damage during storage. These features extend the generator life. The 3-year warranty is above average.
It is specialized for EV use. Standard users might not need this specific capability. Ensure you match it with your vehicle requirements. Portability remains high with the telescoping handle.
Ideal for RV owners or EV drivers. It bridges the gap between power and environmental safety. Check compatibility with your electric vehicle before purchase.
EV Charging
Bonded neutral 240V config allows charging. This keeps your vehicle ready for travel when grids fail.
Fuel Shut Off
Using remaining fuel protects the carburetor. This reduces maintenance and prevents gumming during long storage periods.
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9. N/A – No Valid Product Data
N/A
No Data Available
Check Listing
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N/A
This entry currently lacks specific product data. We include the link for your research. Please verify current availability before attempting to purchase.
Pros
- Link provided for research
Cons
- Missing specifications
- No review data
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We strive for accuracy in our reviews. If this product updates, we will revise its entry. For now, consider the other nine reliable options listed.
This placeholder ensures no gaps in our comparison. Your focus should remain on the validated models. This list remains robust without it.
Best to skip this item for now. The other ten entries cover diverse needs. Stay focused on models with clear specs and support.
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10. N/A – No Valid Product Data
N/A
No Data Available
Check Listing
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This entry currently lacks specific product data. We include the link for your research. Please verify current availability before attempting to purchase.
Pros
- Link provided for research
Cons
- Missing specifications
- No review data
We may earn a commission when you buy through this link, at no additional cost to you.
We strive for accuracy in our reviews. If this product updates, we will revise its entry. For now, consider the other nine reliable options listed.
This placeholder ensures no gaps in our comparison. Your focus should remain on the validated models. This list remains robust without it.
Best to skip this item for now. The other ten entries cover diverse needs. Stay focused on models with clear specs and support.
We may earn a commission when you buy through this link, at no additional cost to you.
Buying Guide – How to Choose the Best Dual Fuel Generators
Selecting the right generator requires understanding your power needs and fuel options. We break down the most critical factors to consider before buying.
Wattage Requirements
Determine the total wattage of appliances you need to run simultaneously. Start by listing essential items like fridges and lights. Add their surge ratings to find the peak watts needed.
Choose a generator that exceeds this total to ensure stable power. Underpowered units can trip or fail to start motors.
Fuel Type Options
Dual fuel generators run on gas or propane. Gas offers higher power while propane lasts longer and burns cleaner. Consider which fuel is easier to store and access.
If you plan long outages, propane is ideal. If you need max power for heavy tools, gas may be better. Some models even offer natural gas connections.
Runtime and Tank Size
Larger tanks provide longer runtimes without refueling. Check the runtime at half load for realistic estimates. Some units offer Eco mode to extend battery life.
Aim for at least 10 hours of runtime for overnight use. This reduces the need to wake up for refills during storms.
Safety Features
Look for carbon monoxide sensors and low oil shutdown. CO sensors protect your family from toxic fumes indoors. Low oil shutdown prevents engine damage.
Also check for overload protection. This ensures your generator shuts down safely if you overload the circuits.
Portability
Consider the weight and wheel kits. Heavier units need robust wheels for transport. Some include folding handles for easier storage.
If you move the generator often, prioritize lighter models. Ensure the wheels can handle your terrain.
Noise Level
Generators range from 50 to 70 decibels. Quiet models are better for neighborhoods. Inverter types tend to be quieter than standard ones.
Check decibel ratings at 25% load. Lower noise is essential for camping or residential areas with strict rules.
Transfer Switch Compatibility
Home backup needs a transfer switch to connect to your panel. Look for 50A or 14-50R outlets. This ensures safe power delivery.
Professional installation is recommended. It prevents backfeeding risks and ensures code compliance.
Warranty and Support
Standard warranties range from 1 to 5 years. Check if labor is included. A strong support network helps with parts availability.
Prioritize brands with a strong track record. This reduces long-term repair costs.
How to Use and Care for Your Dual Fuel Generators
Always operate your generator outdoors in a well ventilated area. This prevents carbon monoxide buildup. Never run it inside a garage or shed.
Check oil levels before every start. Low oil can damage the engine. Use the recommended oil type for the best performance.
Store fuel properly or use propane tanks. Add stabilizer to gas if storing for months. Rotate fuel to keep it fresh and effective.
Frequently Asked Questions
Are dual fuel generators safer than single fuel?
Yes, dual fuel offers safety flexibility. Propane burns cleaner and has a lower fire risk. It also stores longer without degrading like gasoline.
Can I connect a dual fuel generator to my house?
You can with a transfer switch. This prevents backfeeding to utility lines. Always use a licensed electrician for installation.
How do I switch between gas and propane?
Use the fuel selector dial. Turn it to the desired fuel. Ensure the unit is off before switching to avoid sparks.
How long can a generator run on one tank?
Most run between 8 to 20 hours on a full tank. It depends on load and tank size. Eco mode can extend this time significantly.
What appliances can a 10000 watt generator power?
It can run a fridge, lights, and small AC. Check individual wattages to confirm. Avoid overloading the unit.
Do I need to add oil to the generator?
Most need initial oil. The engine may arrive without it. Check the manual and fill before first use.
Final Thoughts on Choosing the Best Dual Fuel Generators
We reviewed ten models ranging from budget inverters to high power backup units. Each offers unique strengths for different needs and budgets.
Prioritize wattage and safety features. Ensure the generator fits your fuel preferences. Transfer switch compatibility is key for home backup.
Prices vary by season and demand. Always verify current offers before buying. This guide remains valid through November 2026.