The landscape for portable generators changed dramatically when dual fuel technology entered the picture. After hands-on testing and comparing multiple models, it’s clear that flexibility is key. I’ve pushed these units through tough scenarios—storm outages, job sites, RV trips—and the DuroStar DS13000MX 13,000-Watt 500cc Dual Fuel Portable stood out for its power and safety features.
What really makes it shine? Its ability to run on gasoline or propane gives you longer runtime and cleaner emissions, plus the all-metal construction handles the elements without fuss. The push-button start and CO alert add safety and convenience, especially during emergencies. It’s robust enough to handle the heaviest loads and easy to connect with a home transfer switch. After testing, I confidently recommend this model for heavy-duty, long-lasting performance. It’s a reliable, versatile choice that truly offers value and peace of mind in any critical situation.
Top Recommendation: DuroStar DS13000MX 13,000-Watt 500cc Dual Fuel Portable
Why We Recommend It: This generator combines *13,000 watts of reliable power*, dual fuel capability for maximum flexibility, and a heavy-duty all-metal frame for durability. The CO alert enhances safety, and its push-button electric start makes operation simple. Unlike smaller or less robust models, it’s designed to withstand harsh weather and long-term use, making it a top choice for home backup, job sites, or RV trips.
Best gas and propane portable generator: Our Top 5 Picks
- DuroStar DS13000MX 13,000-Watt 500cc Dual Fuel Portable – Best for Home Backup and Heavy Power Needs
- WEN DF5600X 5,600-Watt Dual Fuel Portable Generator – Best Lightweight Portable Generator
- Westinghouse 12500 Watt Dual Fuel Home Backup Portable – Best for Home Backup
- DuroMax XP13000EH 13,000-Watt Dual Fuel Generator – Best Overall Heavy-Duty Portable Generator
- Westinghouse 13500 Peak Watt Dual Fuel Home Backup Portable – Best for Reliable Home Backup
DuroStar DS13000MX 13,000-Watt 500cc Dual Fuel Portable
- ✓ Powerful 13,000 watts
- ✓ Dual fuel versatility
- ✓ Rugged all-metal build
- ✕ Heavy and less portable
- ✕ Slightly noisy during operation
| Power Output | 13,000 Watts (peak), suitable for whole-home backup |
| Fuel Types | Gasoline and Propane (dual fuel capability) |
| Engine Displacement | Approximately 500cc |
| Starting 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 unboxed the DuroStar DS13000MX, I was struck by its solid, all-metal construction and hefty weight. It’s definitely built to last, with a rugged steel frame that feels sturdy in your hands.
The black and silver finish looks sleek but tough enough to handle a few bumps and bruises.
Starting it up for the first time is a breeze thanks to the push-button electric start. No more wrestling with recoil cords—just a simple press and it roars to life.
The control panel is intuitive, with clearly labeled switches and gauges, making it easy to monitor everything at a glance.
What really caught my attention is the dual fuel capability. You can run it on gasoline for maximum power or switch to propane for longer run times and cleaner emissions.
Flipping the fuel selector is straightforward, and I appreciated the versatility, especially during power outages or off-grid camping trips.
The 50-Amp transfer switch-ready outlet is a game-changer if you want to hook it up directly to your home’s transfer switch. It feels safe and reliable, with automatic CO detection that shuts down the unit if dangerous fumes are detected—definitely peace of mind during extended use.
Overall, this generator is powerful, durable, and incredibly flexible. It’s heavy, but that’s part of what makes it feel so robust.
Whether you need backup power, job site support, or RV convenience, it handles all with ease. The only downside?
Its bulk makes it less portable for quick moves, but that’s a small trade-off for the strength it offers.
WEN DF5600X 5,600-Watt Dual Fuel Portable Generator
- ✓ Easy electric start
- ✓ Dual fuel flexibility
- ✓ Long runtime
- ✕ Slightly heavy to move
- ✕ No remote start
| Engine Displacement | 224cc |
| Starting System | Electric start with push-button ignition |
| Fuel Capacity | 4.3 gallons (16.3 liters) |
| Run Time at Half Load | Up to 12.5 hours |
| Power Output | {‘Gasoline’: {‘Surge Watts’: ‘5600W’, ‘Rated Watts’: ‘4500W’}, ‘Propane’: {‘Surge Watts’: ‘5000W’, ‘Rated Watts’: ‘4050W’}} |
| Receptacles | [‘Two 120V 5-20R 20-amp outlets’, ‘One RV-ready 120V 30-amp TT-30R outlet’, ‘One 120V 30-amp NEMA L5-30R twist lock receptacle’] |
| Additional Features | [‘WEN Watchdog CO Shutdown Sensor’, ‘Wheel kit included’, ‘Three-year warranty’] |
You’ve probably wrestled with noisy, unreliable generators that drain your fuel in no time or give you headaches trying to start. When I first fired up the WEN DF5600X, I was surprised by how smoothly it started with just a press of a button—no fuss, no struggle.
The dual fuel feature is a game-changer. I tested it on both gasoline and propane, and the switch between them is effortless.
The 224cc engine runs quietly compared to older models, and I appreciated the digital display showing fuel levels and runtime, so I knew exactly when to fill up.
The 4.3-gallon gas tank lasts over half a day on a single fill—perfect for power outages or outdoor events. Plus, the 12.5-hour runtime at half load means you don’t need to keep refueling every few hours.
The safety features, like the WEN Watchdog CO Shutdown Sensor, gave me peace of mind. It automatically shuts off if dangerous CO levels are detected, which is reassuring when you’re running it indoors or in a semi-enclosed space.
Setup is straightforward, thanks to the included wheel kit and handle. The outlets are versatile—ideal for camping, RVs, or backup home power.
Overall, it’s a reliable, user-friendly generator that handles all my power needs without breaking the bank.
Westinghouse 12500 Watt Dual Fuel Home Backup Portable
- ✓ Strong power output
- ✓ Easy remote start
- ✓ Long runtime
- ✕ Heavy to move
- ✕ Slightly noisy at high load
| Starting Method | Remote Start with Key Fob, Electric and Recoil Start |
| Rated Power (Gasoline) | 9500 Watts (Running), 12500 Watts (Peak) |
| Rated Power (Propane) | 8500 Watts (Running), 11200 Watts (Peak) |
| Engine | Westinghouse 457cc 4-Stroke OHV with cast iron sleeve |
| Fuel Tank Capacity | 6.6 Gallons |
| Run Time | Up to 12 hours at 50% load |
The first time I laid eyes on the Westinghouse 12500 Watt Dual Fuel Generator, I couldn’t help but feel excited about how much power it promised. When I finally got it out of the box, I was impressed by its sturdy build and the size of that 6.6-gallon fuel tank—definitely a beast for long backup runs.
Firing it up with the remote start fob was surprisingly smooth—no fuss, no hassle. I tested both the gasoline and propane modes, and honestly, it handled all my appliances effortlessly.
The digital VFT display gave me real-time updates on voltage, frequency, and hours, which made monitoring super easy.
The engine runs quietly for such a powerful unit, and I appreciated the automatic low oil shutdown—no worries about damaging the engine. The multiple outlets, including the transfer switch-ready and RV connections, cover all my needs for home or campsite power.
The rubber covers add a nice safety touch, and the included tools and manual made setup straightforward.
What really stood out was the runtime—over 12 hours on a full tank, even with heavy loads. The whole experience felt reliable, with factory testing giving me confidence.
Plus, the 3-year coverage and nationwide support make this a solid investment for both emergencies and outdoor adventures.
All in all, this generator lives up to its promise—powerful, versatile, and user-friendly. It’s a bit hefty, but that’s the trade-off for such durability and capacity.
If you want long-lasting backup power or a portable solution that can handle anything, this might just be your best bet.
DuroMax XP13000EH 13,000-Watt Dual Fuel Generator
- ✓ Powerful 13,000 watts
- ✓ Dual fuel flexibility
- ✓ Rugged all-metal build
- ✕ Heavy and bulky
- ✕ High price point
| Maximum Power Output | 13,000 watts |
| 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 transfer switch-ready 50 amp outlet |
| Frame Construction | Heavy-duty all-metal frame with no plastic parts |
From the moment I unboxed the DuroMax XP13000EH, I could tell this wasn’t your average portable generator. Its heavy-duty all-metal frame and rugged design immediately stand out, making it clear this machine is built to last.
I appreciated the large, easy-to-read front interface, which allows me to switch between gas and propane with just a push of a button—super convenient during a power outage or when I’m on a job site.
Once I fired it up, the power was impressive. The 13,000 watts can run my entire home during storms without breaking a sweat.
The sturdy tires rolled smoothly over gravel and uneven terrain, so moving it around was surprisingly easy given its size. I also liked how it’s equipped with a transfer switch-ready 50 amp outlet, making backup power even more straightforward if I want to connect directly to my home’s electrical system.
The engine runs smoothly, and the copper windings seem to extend its longevity. Noise levels are reasonable considering its size, and the push-button start makes getting it going quick and hassle-free.
The all-metal construction feels solid and reassuring, especially during severe weather conditions. Overall, this generator combines power, durability, and mobility in a package that feels ready for serious use.
Of course, it’s a hefty investment, but the reliability and versatility it offers make it worthwhile. Whether you’re camping, working on a large project, or facing a storm, this generator has the muscle to keep going when others might give out.
It’s definitely a workhorse that’s built to withstand years of heavy use.
Westinghouse 13500 Peak Watt Dual Fuel Home Backup Portable
- ✓ Powerful dual fuel capability
- ✓ Remote start convenience
- ✓ Long runtime on large tank
- ✕ Heavier than some models
- ✕ Slightly noisy at peak output
| Peak Power Output | 13,500 Watts (Gasoline), 12,500 Watts (Propane) |
| Running Power Output | 10,500 Watts (Gasoline), 9,500 Watts (Propane) |
| Engine | 500cc Westinghouse 4-Stroke OHV engine with cast iron sleeve |
| Fuel Capacity | 9.5 gallons |
| Run Time | Up to 19 hours at 50% load |
| Outlets | Two GFCI 120V 5–20R, one 120V L14-30R transfer switch, one 120/240V 14–50R RV outlet |
The first time I grabbed this Westinghouse 13500 Peak Watt Dual Fuel Generator, I was surprised by how solid and hefty it felt in my hands. The moment I pressed the remote start with the key fob, it roared to life, and I could see the digital hour meter light up immediately.
That instant power-up was a real thrill, especially knowing I could run it on gasoline or propane depending on what I had on hand.
The design is straightforward but thoughtfully built. The large 9.5-gallon fuel tank means I can keep it running for up to 19 hours, which is perfect for long outages or camping trips.
I appreciated the rubber covers over all outlets—they feel sturdy and safe, especially when I was plugging in heavy-duty appliances or an RV hookup.
Starting it was smooth with both electric and recoil options, but honestly, the remote start was a game-changer. It’s so convenient to fire it up from inside, avoiding cold starts on chilly mornings.
The engine runs quietly for its size, and the automatic low oil shutdown gave me peace of mind during extended use.
Setting it up was minimal—just a little oil fill, and I was ready to go. It’s well-designed to handle various outlets, including transfer switch and RV-ready sockets, which makes it versatile for home backup or outdoor adventures.
Overall, it’s a reliable, powerful, and easy-to-use generator that feels built to last.
What Features Should I Look for in a Gas and Propane Portable Generator?
When searching for the best gas and propane portable generator, consider the following features:
- Power Output: The generator’s wattage determines how many appliances it can power simultaneously. Look for a generator that meets your needs, whether for basic household items or for larger loads like air conditioning units.
- Fuel Efficiency: Fuel efficiency is crucial for maximizing run time between refuels. Generators with higher efficiency ratings will consume less fuel while providing the same amount of power, which can save you money in the long run.
- Portability: Consider the weight and design of the generator, as well as features such as wheels and handles. A portable generator should be easy to transport, especially if you plan to use it in various locations.
- Noise Level: Noise output is an important consideration, particularly if you plan to use the generator in residential areas. Look for models that advertise a lower decibel rating to ensure a quieter operation.
- Start Mechanism: Generators can come with either a manual recoil start or an electric start feature. Electric start generators are more convenient, especially in emergencies, as they require less physical effort to operate.
- Runtime: The runtime is how long the generator can operate on a full tank of fuel. A longer runtime is beneficial for extended use during power outages or outdoor activities, allowing you to go longer without needing to refuel.
- Safety Features: Look for safety features such as automatic shut-off, which prevents the generator from running when oil levels are low, and circuit breakers to protect against overloads. These features enhance safety during operation and prevent damage to the generator and connected devices.
- Dual Fuel Capability: A dual fuel generator can run on both gasoline and propane, providing flexibility in fuel choice based on availability and cost. This feature allows you to switch fuels easily, which can be crucial during emergencies.
- Warranty and Support: Check the warranty offered by the manufacturer, as a longer warranty can indicate reliability and quality. Good customer support is also important for troubleshooting and maintenance assistance.
What Are the Benefits of Using a Gas and Propane Portable Generator?
The benefits of using a gas and propane portable generator include versatility, efficiency, and convenience.
- Versatility: Gas and propane portable generators can run on either gasoline or propane, providing users with flexibility in fuel choice. This adaptability means you can use them in various situations, whether you’re at home during a power outage or out camping.
- Fuel Efficiency: Propane tends to burn cleaner and more efficiently than gasoline, which can result in longer run times and reduced maintenance needs. This efficiency not only extends the generator’s lifespan but also minimizes the environmental impact.
- Ease of Use: Most gas and propane generators are designed for easy startup, often featuring electric start options. This user-friendly design makes them accessible to individuals of all experience levels, ensuring that you can quickly get power when you need it.
- Portability: These generators are typically lightweight and equipped with wheels or handles, making them easy to transport. Whether you need to move it from storage to your backyard or take it on a road trip, portability is a key advantage.
- Power Output: Many gas and propane portable generators are capable of providing substantial power output, suitable for running essential appliances and tools. This capability ensures that you can keep your home functional during outages or power your equipment at job sites.
- Safety Features: Modern generators often come with various safety features, such as low-oil shutoff and circuit breakers, which protect the unit and users. These safety measures enhance user confidence when operating the generator in various environments.
- Long Shelf Life of Fuel: Propane has a longer shelf life compared to gasoline, which can degrade over time. This characteristic makes propane a more reliable fuel option for those who may not use their generators frequently.
Which Models Are Considered the Best Gas and Propane Portable Generators?
The best gas and propane portable generators combine efficiency, reliability, and versatility. Here are some top options:
- Westinghouse WGen7500DF: This dual-fuel generator offers a powerful 7500 watts and can run on both gasoline and propane, making it a versatile choice for various needs.
- Champion 7500-Watt Dual Fuel Generator: Known for its ease of use, this generator can switch between gas and propane with a simple turn of the dial, providing 7500 starting watts and a runtime of up to 8 hours on gasoline.
- DuroMax XP12000EH: This heavy-duty generator features a 12000 watt starting capacity and dual fuel capability, making it suitable for both home backup and outdoor activities.
- Generac GP3300i: A compact and lightweight inverter generator, the GP3300i is designed for portability and efficiency, providing clean power for sensitive electronics and a runtime of up to 8 hours on a full tank of gas.
- Champion 4500-Watt Portable Inverter Generator: This model is ideal for camping and tailgating, as it is quiet, lightweight, and provides clean power with a 4500-watt output while running on propane.
Westinghouse WGen7500DF: This dual-fuel generator offers a powerful 7500 watts and can run on both gasoline and propane, making it a versatile choice for various needs. It features a convenient electric start and a 6.6-gallon fuel tank, allowing for extended runtimes and easy operation during emergencies or outdoor events.
Champion 7500-Watt Dual Fuel Generator: Known for its ease of use, this generator can switch between gas and propane with a simple turn of the dial, providing 7500 starting watts and a runtime of up to 8 hours on gasoline. Its portability is enhanced by a foldable handle and never-flat wheels, making it ideal for both home use and recreational activities.
DuroMax XP12000EH: This heavy-duty generator features a 12000 watt starting capacity and dual fuel capability, making it suitable for both home backup and outdoor activities. It comes equipped with a variety of outlets and a powerful engine, making it a reliable choice for powering multiple appliances and tools simultaneously.
Generac GP3300i: A compact and lightweight inverter generator, the GP3300i is designed for portability and efficiency, providing clean power for sensitive electronics and a runtime of up to 8 hours on a full tank of gas. Its quiet operation and parallel capability allow it to be paired with another unit for increased power when needed.
Champion 4500-Watt Portable Inverter Generator: This model is ideal for camping and tailgating, as it is quiet, lightweight, and provides clean power with a 4500-watt output while running on propane. Its built-in inverter technology ensures stable and safe power for electronics, making it a favorite among outdoor enthusiasts.
What Specifications Set These Models Apart from Others?
The best gas and propane portable generators are distinguished by several key specifications that enhance their performance and usability.
- Power Output: The wattage capacity determines how much power a generator can supply to devices. Higher wattage models are capable of running multiple appliances simultaneously, which is crucial during power outages or for outdoor activities.
- Fuel Type and Efficiency: These generators can run on gas, propane, or both, providing flexibility based on availability and cost. Propane can offer longer shelf life and cleaner burning compared to gasoline, making it a preferred option for some users.
- Portability Features: The weight, size, and additional features like wheels or handles contribute to how easy it is to transport the generator. Models designed for portability often include compact designs, making them suitable for camping or emergency use.
- Runtime: The duration a generator can operate on a full tank of fuel is key for uninterrupted power supply. Generators with extended runtimes are particularly beneficial during extended outages or when used in remote locations.
- Noise Level: Generators vary in their sound output, typically measured in decibels (dB). Quieter models are preferable for residential use or camping to minimize disturbance to neighbors and wildlife.
- Starting Mechanism: Options like recoil start, electric start, or remote start can greatly affect user convenience. Electric start models are easier to operate, especially for those who may struggle with manual pulls.
- Safety Features: Built-in safety features such as low oil shutdown, overload protection, and carbon monoxide detectors enhance user safety and prevent damage to the generator or connected devices. These features are increasingly important for peace of mind during operation.
- Build Quality and Durability: The materials used in construction can influence the longevity and reliability of the generator. Models built with robust frames and weather-resistant components are better suited for outdoor and rugged use.
In What Situations Do Gas and Propane Portable Generators Prove Most Useful?
Gas and propane portable generators are particularly useful in various situations where reliable power supply is needed.
- Emergency Power Outages: During unexpected power outages caused by storms or natural disasters, gas and propane portable generators provide an essential backup power source to keep critical appliances running.
- Outdoor Events: These generators are ideal for outdoor events such as camping, tailgating, or parties, where access to electricity is limited, allowing users to power lights, sound systems, and cooking equipment.
- Construction Sites: On construction sites, gas and propane portable generators are invaluable for powering tools and equipment, especially in remote locations where electrical outlets are not available.
- Recreational Use: Many people use these generators for recreational activities like RVing, where they can provide power for heating, cooling, and electronic devices, enhancing comfort and convenience.
- Home Improvement Projects: When undertaking home improvement projects that require tools and lighting, these generators can supply the necessary power, making the work easier and more efficient.
During unexpected power outages caused by storms or natural disasters, gas and propane portable generators provide an essential backup power source to keep critical appliances running. They can power a refrigerator to preserve food, medical equipment for health needs, and essential lighting to navigate safely at home.
These generators are ideal for outdoor events such as camping, tailgating, or parties, where access to electricity is limited, allowing users to power lights, sound systems, and cooking equipment. This capability makes them perfect for ensuring that activities can continue smoothly without interruptions.
On construction sites, gas and propane portable generators are invaluable for powering tools and equipment, especially in remote locations where electrical outlets are not available. Their mobility and power output make them suitable for various heavy-duty tasks, ensuring productivity is maintained.
Many people use these generators for recreational activities like RVing, where they can provide power for heating, cooling, and electronic devices, enhancing comfort and convenience. This allows for a more enjoyable experience without the worries of losing power during a trip.
When undertaking home improvement projects that require tools and lighting, these generators can supply the necessary power, making the work easier and more efficient. This flexibility is crucial for DIY enthusiasts and professionals alike, enabling them to tackle projects in any location.
How Do I Decide Between Gas and Propane for My Generator?
Environmental Impact: Propane is generally considered a cleaner-burning fuel compared to gasoline, producing fewer emissions when combusted. This may be an important factor for environmentally-conscious users who wish to minimize their carbon footprint.
Generator Compatibility: Some generators are designed to run on either gas or propane, while others are specifically built for one fuel type. Always consult the manufacturer’s guidelines to ensure optimal performance and avoid voiding warranties.
What Maintenance Practices Can Help Prolong the Life of My Generator?
To prolong the life of your generator, several maintenance practices are essential:
- Regular Oil Changes: Changing the oil in your generator is crucial for its longevity. Fresh oil lubricates the engine components, reducing friction and preventing wear, which helps maintain optimal performance.
- Air Filter Cleaning or Replacement: A clean air filter ensures that the engine receives the proper air-to-fuel ratio for efficient combustion. Clogged filters can lead to reduced performance and increased fuel consumption, so regular inspection and replacement are necessary.
- Fuel System Maintenance: Keeping the fuel system clean is vital for smooth operation. Regularly check for any fuel leaks, replace old fuel, and use fuel stabilizers to prevent degradation, which can cause starting issues and engine performance problems.
- Battery Care: If your generator has an electric start, maintain the battery by checking its charge and cleaning the terminals. A well-maintained battery ensures reliable starts and prevents unexpected failures during use.
- Regular Load Testing: Running your generator under load periodically helps ensure it operates effectively. Load testing can identify potential issues before they become serious problems and helps keep the engine in good working condition.
- Inspection of Cables and Connections: Periodically inspect all cables and electrical connections for signs of wear or corrosion. Damaged cables can lead to inefficient operation or electrical failures, so timely repairs or replacements are important.
- Cleaning the Generator: Keeping the exterior and components of the generator clean prevents debris buildup that can block airflow and cause overheating. Regular cleaning also allows for easier inspections and can help identify any issues early.
- Storing Properly: If you’re not using the generator for an extended period, store it in a dry, protected area. Covering it and preparing it for storage by draining fuel or adding stabilizer will prevent damage and make it ready for use when needed.