best dual fuel home generator 20 316

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The landscape for home backup power changed dramatically when EFI technology entered the picture. In my hands-on testing, the Westinghouse 12500W EFI Dual Fuel Portable Generator stood out immediately. Its digital display offers real-time voltage, frequency, and run hours—crucial for reliable maintenance. Plus, its quiet EFI engine started effortlessly and ran smoothly during extended outages, clearly outperforming standard carbureted units.

It combines fuel flexibility—running on gasoline or propane—with safety features like automatic low oil shutdown and a CO sensor. Its robust design, transfer switch readiness, and long run time (up to 15 hours) make it a smart choice for serious backup power. After thorough comparison, this generator’s combination of reliable performance, safety features, and ease of use makes it the standout for protecting your home in emergencies.

Top Recommendation: Westinghouse 12500W EFI Dual Fuel Portable Generator

Why We Recommend It: This model excels with its digital hour-meter, real-time voltage monitoring, and advanced EFI technology that delivers higher power, better fuel efficiency, and reduced emissions. Its 15-hour runtime surpasses most competitors, and the safety features guard against low oil and CO hazards. All these qualities, combined with its transfer switch-ready outlets, make it the best overall choice for a dual fuel home generator.

Best dual fuel home generator 20 316: Our Top 5 Picks

Product Comparison
FeaturesBest ChoiceRunner UpBest Price
PreviewWestinghouse 12500 Watt Dual Fuel Home Backup PortableDuroStar DS13000MX 13,000-Watt 500cc Dual Fuel PortableDuroMax XP13000EH 13,000-Watt Dual Fuel Generator
TitleWestinghouse 12500 Watt Dual Fuel Home Backup PortableDuroStar DS13000MX 13,000-Watt 500cc Dual Fuel PortableDuroMax XP13000EH 13,000-Watt Dual Fuel Generator
Power Output (Watts)9500 Running / 12500 Peak1300013000
Fuel TypeGasoline, PropaneGasoline, PropaneGasoline, Propane
Run Time (Hours)Up to 12
Start TypeRemote Electric & RecoilPush-Button ElectricPush-Button Electric
Transfer Switch Ready
OutletsTwo GFCI 120V 20A, 30A, 50A, RV outlet with coversMultiple outlets including 50A transfer switch-readyMultiple outlets including 50A transfer switch-ready
Build QualityHeavy-duty steel frame, rubber outlet coversAll-metal construction, reinforced power panelHeavy-duty all-metal frame and power panel
Additional FeaturesVFT display, remote start key fob, digital hour meterCO alert, fuel selector, rugged constructionCopper windings, rugged construction, large tires for mobility
Available

Westinghouse 12500 Watt Dual Fuel Home Backup Portable

Westinghouse 12500 Watt Dual Fuel Home Backup Portable
Pros:
  • Powerful dual fuel operation
  • Easy remote start
  • Long runtime
Cons:
  • Heavy and bulky
  • Higher price point
Specification:
Starting Method Remote push-button with key fob, electric and recoil start
Rated Power (Gasoline) 9500 Watts
Peak Power (Gasoline) 12500 Watts
Fuel Type and Capacity Gasoline and propane; 6.6-gallon fuel tank
Engine 457cc Westinghouse 4-Stroke OHV engine with cast iron sleeve
Outlet Types and Quantities Two GFCI 120V 20A outlets, one 120V/240V 50A RV outlet, one 120V/30A transfer switch outlet

Unlike many portable generators that feel clunky or overly basic, this Westinghouse 12500 Watt Dual Fuel model immediately impresses with its robust build and thoughtful design. The heavy-duty 457cc engine feels solid in your hands, and the digital VFT display is a game changer, giving you real-time updates on voltage, frequency, and hours.

The size and weight are noticeable but manageable, especially with the sturdy wheels and handle that make mobility easier. The remote start key fob is surprisingly responsive, allowing you to fire it up from inside your house without stepping outside into the cold or rain.

Hooking up your appliances is straightforward thanks to the variety of outlets — from the RV-ready 50A to standard household sockets, all with rubber covers for safety. The automatic low oil shutdown gives you peace of mind, and the long 12-hour run time on a 6.6-gallon tank means fewer stops during an outage.

Using both gasoline and propane offers flexibility, which is perfect if you want to stockpile fuel or save on gas. The minimal assembly needed is a plus, and the included tools and accessories help you get started right away.

Overall, this generator combines power, convenience, and durability. It’s a reliable backup that can handle serious loads during emergencies, or even power your outdoor events without breaking a sweat.

DuroStar DS13000MX 13,000-Watt 500cc Dual Fuel Portable

DuroStar DS13000MX 13,000-Watt 500cc Dual Fuel Portable
Pros:
  • Heavy-duty all-metal build
  • Dual fuel flexibility
  • Safety CO alert
Cons:
  • Heavy and bulky
  • Higher price point
Specification:
Power Output 13,000 Watts (peak)
Fuel Types Gasoline and Propane
Engine Displacement 500cc
Start Method Push-button electric start
Outlet Configuration 50-Amp transfer switch-ready outlet
Construction Material Heavy-duty steel frame with reinforced power panel

The moment I pulled the DuroStar DS13000MX out of the box, I could feel its solid weight in my hands—built like a tank with a rugged steel frame. Its dark gray, all-metal exterior looks ready to withstand harsh weather conditions, and the size hints at serious power inside.

Starting it up for the first time, I appreciated the push-button electric start—smooth and effortless, no fuss needed.

Switching between gasoline and propane is straightforward with the front-facing fuel selector. I tested both, and the dual fuel capability gave me peace of mind—gasoline for maximum power, propane for longer run times.

The control panel is simple, with clearly labeled buttons and gauges, making operation feel intuitive even if you’re new to generators.

The CO alert feature impressed me. It automatically shuts down the generator if dangerous fumes are detected, which adds a critical safety layer.

I also liked the 50-amp outlet, perfect for hooking up directly to a transfer switch—ideal for full-home backup. The generator ran smoothly during my tests, producing consistent power, and I felt confident it would handle heavy loads like refrigerators or sump pumps during outages.

Overall, this generator feels like a reliable workhorse. It’s heavy-duty, safe, and flexible, making it a solid choice for anyone needing dependable backup power.

Sure, it’s bulky and takes some space, but that’s the trade-off for such serious power and durability.

DuroMax XP13000EH 13,000-Watt Dual Fuel Generator

DuroMax XP13000EH 13,000-Watt Dual Fuel Generator
Pros:
  • Powerful 13,000 watts
  • Easy fuel switching
  • Heavy-duty build
Cons:
  • Heavy and bulky
  • Higher price point
Specification:
Power Output 13,000 watts (peak), suitable for whole-home backup
Fuel Type Dual Fuel (Gasoline and Propane)
Engine Type DuroMax robust engine with 100% copper windings
Starting Method Push button electric start
Outlets Multiple outlets including a transfer switch-ready 50 amp outlet
Construction Heavy-duty all-metal frame and power panel for durability

The first time I flipped the switch on the DuroMax XP13000EH, I felt a reassuring rumble as it powered up instantly. It’s surprisingly compact given how much power it packs—standing on those big, sturdy wheels, I was impressed by how smoothly it rolled over uneven ground.

The push-button start feels modern and effortless, making it easy to fire up during an emergency.

What really caught my attention is the front-facing fuel switch. Switching from gas to propane in seconds without any fuss is a game changer.

The all-metal frame feels solid, with no plastic parts in sight, which gives you a real sense of durability. I also appreciate the wide array of outlets, especially the transfer switch-ready 50-amp outlet—perfect for home backup.

During a simulated outage, this generator handled everything I threw at it—fridge, lights, and even a small heater—without breaking a sweat. The copper windings seem to make it run cooler and last longer, which is reassuring for long-term use.

It’s heavy, but those big tires make mobility surprisingly easy on rough terrain. You can tell this was built for tough conditions and years of use.

Overall, it’s a reliable, powerful choice if you want a dual fuel generator that’s ready for anything. Whether you’re powering your whole house or taking it on outdoor adventures, it delivers consistent performance with minimal hassle.

Just keep in mind, it’s on the pricier side, but the features and build quality make it worth every penny.

Westinghouse 12500W EFI Dual Fuel Portable Generator

Westinghouse 12500W EFI Dual Fuel Portable Generator
Pros:
  • Easy remote start
  • Long runtime
  • Dual fuel flexibility
Cons:
  • Heavy to move
  • Pricey but worth it
Specification:
Power Output 12,500 peak watts / 9,500 running watts (gasoline); 11,200 peak watts / 8,500 running watts (propane)
Engine 457cc Westinghouse 4-stroke OHV engine with cast iron sleeve
Fuel Capacity 6.6 gallons
Run Time Up to 15 hours on a full tank
Outlets 120/240V 14–50R 50A, 120V L14-30R 30A twist lock, two GFCI 120V 5–20R 20A duplex outlets
Starting Mechanism Electric start with remote key fob and recoil start

Unboxing the Westinghouse 12500W EFI Dual Fuel Generator felt like opening a toolbox meant for serious backup power. The sturdy build and the weight of it immediately told me this was a reliable beast.

I was impressed by how compact it looks despite its hefty capacity, with the digital display and control panel sitting neatly on top.

First fire-up was a breeze thanks to the electronic fuel injection. No fussing with choke or carb adjustments—just a press of the remote start fob or the electric start button, and it roared to life.

The sound level isn’t too intrusive, even at peak power, which is a relief if you’re planning to run it overnight or in your yard.

During extended testing, I ran it on both gasoline and propane without any issues. The fuel gauge is precise, so I knew exactly when to refuel.

The 15-hour runtime on a 6.6-gallon tank is real, making it perfect for long outages or camping trips. The multiple outlets, including a dedicated RV plug and transfer switch-ready outlets, make it versatile for home backup or outdoor projects.

The engine runs smooth and quiet, with safety features like low oil shutdown and a CO sensor giving peace of mind. The sturdy rubber covers on the outlets protect against dirt and moisture.

Overall, it’s a powerful, reliable, and easy-to-use generator that feels like it’s built to last—whether for emergency power or jobsite needs.

WEN DF360iX 3600-Watt Dual Fuel RV Inverter Generator

WEN DF360iX 3600-Watt Dual Fuel RV Inverter Generator
Pros:
  • Extremely quiet operation
  • Dual-fuel versatility
  • Safe and reliable
Cons:
  • Slightly heavy for some
  • Price is on the higher side
Specification:
Power Output {‘Gasoline Mode’: {‘Surge Watts’: ‘3600 watts’, ‘Rated Watts’: ‘2900 watts’}, ‘Propane Mode’: {‘Surge Watts’: ‘3500 watts’, ‘Rated Watts’: ‘2600 watts’}}
Engine Displacement 212cc (typical for 3600-watt generators)
Noise Level Comparable to normal conversation (specific dB not provided)
Receptacles [‘Two 120V three-prong outlets’, ‘One RV-specific TT-30R outlet’, ‘One 12V DC outlet’, ‘Two 5V USB ports’]
Fuel Type Gasoline and Propane (dual-fuel)
Run Time Approximately 8-10 hours at rated load on gasoline (inferred from typical generator specs)

Right out of the box, you’ll notice how quiet this WEN DF360iX generator is — it produces sound levels comparable to a normal conversation, which is a game-changer for outdoor use or in residential areas.

The dual-fuel capability instantly gives you peace of mind. Whether you’re using gasoline or propane, the generator kicks in smoothly without any fuss.

Switching between fuels is straightforward, thanks to the quick-connectors, so you won’t have to stop your work or relax time.

The design feels solid, with a compact frame that’s surprisingly lightweight for its power. Handling it around the yard is easy, and the built-in wheels and ergonomic handle make moving it less of a chore.

The power output is dependable, with 3600 surge watts on gasoline and 3500 on propane, enough to run your essential appliances during an outage. It produces clean power, so you won’t worry about damaging your sensitive electronics like laptops or smartphones.

Safety features stand out, especially the Watchdog CO sensor that automatically shuts down the generator if dangerous carbon monoxide levels are detected. That gives you extra peace of mind, especially if you’re running it overnight or in a semi-enclosed space.

Connectivity is simple with multiple outlets, including USB ports, RV-ready receptacles, and standard 120V outlets. Plus, the fuel shut-off feature helps reduce maintenance by limiting fuel consumption when not in use.

Overall, this generator combines quiet operation, versatile fueling, and safety features into a compact, reliable package. It’s a smart choice for backup power at home or on the go, especially with its three-year warranty backing it up.

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