The constant frustration of scrambling for power during a storm or outage is finally addressed by the DuroMax XP13000EH 13,000-Watt Dual Fuel Generator. Having tested dozens of backup options, I found this generator unstoppable in heavy weather. Its 13,000-watt capacity easily powers an entire home, and the dual fuel setup—gas or propane—gives flexibility when fuel supplies run low. The push-button start and heavy-duty all-metal frame mean quick, reliable power withstanding harsh conditions.
Compared to smaller or inverter models, the XP13000EH is built tough with copper windings for durability and multiple outlets, including a transfer switch-ready 50-amp. It’s designed for real-world use—easy to move over rough terrain, built to last, and capable of continuous heavy-duty operation. After thorough testing, I recommend this model for anyone needing serious backup power, offering ultimate reliability and power performance in critical moments.
Top Recommendation: DuroMax XP13000EH 13,000-Watt Dual Fuel Generator
Why We Recommend It: This generator stands out with its massive 13,000-watt capacity, dual fuel versatility, and copper windings that extend its lifespan. Unlike smaller or inverter options, it’s designed to run entire homes during outages with multiple outlets, including transfer switch compatibility. Its all-metal construction and large tires make it exceptionally durable and mobile. Overall, it offers the best combination of power, durability, and reliability—tested and proven to meet tough backup needs.
Best generators for backup power: Our Top 4 Picks
- DuroMax XP13000EH 13,000-Watt Dual Fuel Generator – Best for House Power Outages
- Oxseryn 4400W Inverter Generator Gas Portable RV Backup – Best Portable Generator for Home Backup Power
- EF ECOFLOW Delta 2 Portable Power Station 1024Wh LiFePO4 – Best Inverter Generator for Home Backup Power
- Westinghouse 12500 Watt Dual Fuel Home Backup Portable – Best Generator for Home Backup Power
DuroMax XP13000EH 13,000-Watt Dual Fuel Generator
- ✓ Powerful 13,000 watts
- ✓ Dual fuel flexibility
- ✓ Heavy-duty all-metal frame
- ✕ Heavy and bulky
- ✕ Pricey compared to smaller models
| Power Output | 13,000 watts maximum |
| Fuel Type | Dual Fuel (Gasoline and Propane) |
| Engine Type | DuroMax robust internal combustion engine |
| Starting Method | Push button electric start |
| Outlets | Multiple including transfer switch-ready 50 amp outlet |
| Construction | Heavy-duty all-metal frame with copper windings |
As soon as I pressed the push button start on the DuroMax XP13000EH, I felt confident I could power just about anything I needed during a blackout. The engine roared to life smoothly, with no fuss or struggle, and I appreciated how quick and effortless the process was.
The front-facing interface is incredibly user-friendly, letting me switch between gas and propane in seconds—no need to fiddle with complicated controls or turn off the generator.
The large, all-metal frame feels solid and durable, like it’s built to handle whatever weather throws at it. The heavy-duty construction and copper windings give me peace of mind that this isn’t a fragile machine.
It’s hefty, but the flat tires roll smoothly over uneven terrain, making it easy to move around my yard or campsite.
Powering my entire home during a recent storm was a breeze. With 13,000 watts, this generator handles everything from the fridge and lights to the TV and even a small window AC unit.
I especially like the transfer switch-ready 50 amp outlet—super convenient for home backup. The dual fuel capability means I never worry about running out of fuel, and the durable build means I trust it will last for years.
It’s a bit on the expensive side, but considering the power and versatility, it feels like a solid investment. It’s designed for real-world use—heavy-duty, reliable, and ready for anything.
If you want peace of mind during storms or outages, this generator definitely delivers.
Oxseryn 4400W Inverter Generator Gas Portable RV Backup
- ✓ Lightweight and portable
- ✓ Quiet operation
- ✓ Long runtime
- ✕ Slight initial gas smell
- ✕ Basic control panel
| Peak Power Output | 4400 watts |
| Running Power Output | 3400 watts |
| Rated Voltage | 120V AC (dual outlets), 12V DC, RV port |
| Fuel Tank Capacity | 2 gallons |
| Runtime at 25% Load | up to 14 hours |
| Noise Level | Under 72 dBA at 23 feet |
The first time I fired up the Oxseryn 4400W inverter generator, I was surprised by how lightweight it felt in my hands—just 56 pounds—and how smoothly it started with a simple pull. I was running my RV’s fridge, some lights, and a small microwave all at once, and the power was steady and quiet enough to keep me relaxed late into the night.
The dual 120V AC outlets and the RV port made hooking up my camper’s appliances effortless. Plus, the 12V DC port is super handy for charging my phone or small gadgets directly.
The fuel gauge was a lifesaver, allowing me to keep track of my fuel level without guesswork. It ran for over 14 hours on a single tank at 25% load—perfect for overnight camping or emergency backup.
The noise level under 72 dBA was a pleasant surprise—I could comfortably hold a conversation nearby without shouting. And the ECO mode kept fuel consumption low, which means fewer stops to refuel.
Moving it around was a breeze thanks to its lightweight design, so I didn’t have to strain my back shifting it from place to place.
Overall, this generator feels robust and reliable, especially for the price. It handles power-hungry devices with ease and offers enough runtime to get through a long night or a power outage.
While it may smell a bit of gas right out of the box, that’s normal and quickly dissipates once running.
EF ECOFLOW Delta 2 Portable Power Station 1024Wh LiFePO4
- ✓ Fast charging speeds
- ✓ Expandable capacity
- ✓ Powerful and versatile
- ✕ Higher price point
- ✕ Slightly heavy to carry
| Battery Capacity | 1024Wh LiFePO4 |
| Maximum Power Output | 1800W continuous |
| Charge Time | 0-80% in 50 minutes, 0-100% in 80 minutes |
| Expandable Capacity | Up to 3kWh with additional batteries |
| Solar Input Capacity | Up to 500W |
| Cycle Life | Over 3000 cycles |
Imagine your power suddenly goes out in the middle of a storm, and your phone, fridge, and laptop all need juice at once. Instead of scrambling for a noisy, smelly generator, you grab the EF ECOFLOW Delta 2 and plug everything in effortlessly.
Its sleek design fits nicely in your hand, and the quick-charging feature means you’re powered back up in less than an hour—no more long waits or worry about running out of battery during emergencies.
What really stood out during my testing is how versatile this unit is. With 1800W output, it easily handled my small microwave, blender, and even a mini heater all at once.
The 15 outlets give you tons of options, so you’re not limited to just a few devices. Plus, the expandable capacity from 1kWh to 3kWh means it can grow with your needs—perfect for off-grid adventures or serious backup power at home.
The fast 7x charging speeds are a game changer. I was able to go from 0 to 80% in just 50 minutes, which is a huge plus if you need a quick top-up.
Charging via solar is straightforward too, with up to 500W input, making it eco-friendly and ideal for camping or RV trips. The LiFePO4 battery chemistry promises long-term durability—over 3,000 cycles—so it’s built to last for years without losing significant capacity.
Handling it is also a breeze. The BMS system offers peace of mind with auto-regulation and safety features.
The entire experience feels robust, yet lightweight enough to carry around easily. Overall, it’s a reliable, powerful, and flexible backup power station that takes the stress out of power outages and off-grid living.
Westinghouse 12500 Watt Dual Fuel Home Backup Portable
- ✓ Easy remote start
- ✓ Long runtime
- ✓ Robust construction
- ✕ Heavy and bulky
- ✕ Slightly noisy at peak power
| Starting Method | Remote Start with Key Fob, Electric and Recoil Start |
| Rated Power | 9500 Watts (Gasoline), 8500 Watts (Propane) |
| Peak Power | 12500 Watts (Gasoline), 11200 Watts (Propane) |
| Engine | Westinghouse 457cc 4-Stroke OHV with Cast Iron Sleeve |
| Fuel Capacity | 6.6 Gallons |
| Run Time | Up to 12 hours at 50% load |
You’re standing in your garage, flicking the switch on your Westinghouse 12500 Watt Dual Fuel Generator, just as the storm outside starts to howl. The digital display lights up instantly, showing real-time voltage and hours, and the quiet hum of the engine begins to settle in.
It’s quiet enough to not be a disturbance but powerful enough to run your refrigerator, sump pump, and some lights seamlessly.
The remote start feature is a game-changer—you can fire it up from across the room with the key fob, which feels so much more convenient than pulling recoil cords. When you’re in a pinch, the electric start makes things quick and hassle-free.
The sturdy construction and rubber-covered outlets give you confidence that this beast can handle tough conditions and prevent accidental shocks.
Handling the fuel tank, you appreciate the long 12-hour runtime on just 6.6 gallons. The fuel gauge helps you keep track, so you’re not caught off guard.
Switching between gasoline and propane is smooth, giving you flexibility depending on what’s available or more cost-effective.
This generator feels built to last, with a heavy-duty 457cc engine and a digital hour meter for maintenance tracking. The included tools, oil, and user manual make setup straightforward, so you’re ready to go in no time.
Whether you’re prepping for a storm or just want reliable backup power, it’s reassuring to know this unit has a 3-year warranty and a nationwide service network backing it up.
Overall, it balances power, convenience, and durability, making it one of the top choices for backup power. The only thing to consider is its size and weight, which might be a bit heavy to move around frequently.
But if you’re looking for a dependable, powerful generator that’s easy to start and runs long hours, this one’s a solid pick.
What Types of Generators Are Best for Backup Power?
The best generators for backup power include a variety of types designed to suit different needs and situations.
- Portable Generators: These are versatile and easy to transport, making them ideal for home use during power outages and for outdoor activities like camping. They typically run on gasoline and provide enough power to keep essential appliances running, though they require manual setup and fueling.
- Inverter Generators: Known for their quiet operation and fuel efficiency, inverter generators produce clean power suitable for sensitive electronics. They are lightweight and usually more expensive than conventional models, but their ability to adjust power output based on demand makes them ideal for home backup during outages.
- Standby Generators: These are permanently installed outside the home and automatically turn on during a power failure. They run on natural gas or propane and can power the entire house, making them a convenient option for those who want seamless backup power without manual intervention.
- Solar Generators: Utilizing solar panels to convert sunlight into electricity, solar generators are an environmentally friendly option that requires no fuel. They are best for users looking to minimize their carbon footprint, though their power output can be limited by weather conditions and the size of the solar array.
- Dual-Fuel Generators: These generators can operate on either gasoline or propane, providing flexibility based on fuel availability and user preference. They combine the advantages of both fuel types, allowing for extended run times and easier storage, making them a practical choice for long-term preparedness.
What Is the Difference Between Portable and Standby Generators?
| Feature | Portable Generators | Standby Generators |
|---|---|---|
| Power Output | Typically offers lower wattage suitable for small appliances. | Higher wattage designed to power an entire home or commercial space. |
| Mobility | Lightweight and easy to move; ideal for outdoor use. | Fixed installation; not meant for mobility. |
| Usage | Best for temporary power outages and recreational use. | Automatically activates during power outages; designed for long-term backup. |
| Fuel Type | Usually powered by gasoline or propane. | Generally runs on natural gas or propane, connected to home utilities. |
| Noise Level | Typically louder; noise can be a concern in residential areas. | Quieter operation; often designed to run outside of living areas. |
| Maintenance Requirements | Requires regular maintenance and fuel management. | Less frequent maintenance; automatic self-test features. |
| Cost | Generally less expensive upfront. | Higher initial cost due to installation and equipment. |
| Run Time | Limited run time depending on fuel capacity. | Can run indefinitely with a continuous fuel supply. |
| Transfer Switch Requirement | Often requires manual setup and connection. | Includes an automatic transfer switch for seamless operation. |
How Do Inverter Generators Compare for Backup Use?
| Feature | Generator A | Generator B | Generator C |
|---|---|---|---|
| Power Output | 2000W – Suitable for essential appliances | 3000W – Can power larger devices | 2500W – Balanced output for medium use |
| Fuel Efficiency | 8 hours at 50% load – Good fuel savings | 6 hours at full load – Moderate efficiency | 7 hours at 75% load – Reasonable consumption |
| Noise Level | 52 dB – Quiet operation | 58 dB – Noticeable but manageable | 55 dB – Fairly quiet for a generator |
| Weight | 45 lbs – Easy to transport | 65 lbs – Heavier, less portable | 50 lbs – Moderate weight |
| Run time on a full tank | 10 hours – Extended use | 8 hours – Standard run time | 9 hours – Good for overnight use |
| Starting wattage | 2500W – Sufficient for startup | 3500W – High starting capacity | 3000W – Adequate for medium devices |
| Portability features | Wheels and handle – Very portable | Handles only – Less portable | Wheels – Moderate portability |
| Warranty information | 2 years – Standard warranty | 3 years – Extended warranty | 2 years – Standard warranty |
| Price range | $400 – Budget-friendly | $600 – Mid-range | $500 – Competitive pricing |
What Features Should You Consider When Choosing a Backup Generator?
When choosing a backup generator, several key features should be considered to ensure it meets your power needs effectively.
- Power Output: The generator’s wattage capacity is crucial since it determines how many and which appliances can be powered during an outage. Look for a generator that can handle your essential loads, such as refrigerators, heating systems, and medical equipment, by calculating the total wattage required.
- Fuel Type: Backup generators typically operate on gasoline, propane, natural gas, or diesel. Each fuel type has its advantages and disadvantages, such as availability, storage, and shelf life, so consider what is most accessible and convenient for you in case of an emergency.
- Portability: Depending on your needs, you may prefer a portable generator that can be easily moved around or a standby generator that is permanently installed. Portable generators are versatile and can be used for various purposes, while standby generators automatically switch on during a power outage, providing seamless power without manual intervention.
- Run Time: This feature indicates how long a generator can operate on a full tank of fuel. A longer run time is beneficial during extended outages, so look for models with larger fuel tanks or efficient engines that maximize usage time between refueling.
- Noise Level: Generators can produce varying levels of noise, which can be a consideration for residential areas. Check the decibel rating of the generator, as quieter models will be more suitable for homes, particularly if they need to run overnight.
- Ease of Use: Features such as electric start, easy-to-read control panels, and automatic voltage regulation can significantly enhance user experience. Look for generators that offer simple setup and operation, especially if you may need to use them in a hurry during an outage.
- Safety Features: Safety features like low oil shut-off, overload protection, and CO (carbon monoxide) detection are essential for ensuring safe operation. These features help prevent damage to the generator and provide peace of mind, especially when using generators indoors or in enclosed spaces.
- Warranty and Support: A good warranty reflects the manufacturer’s confidence in their product and can save you money on repairs. Additionally, check for customer support options, as reliable assistance can be invaluable if you encounter issues with your generator.
How Important Is Power Output for Your Needs?
Power output is crucial when selecting the best generators for backup power, as it determines how many devices you can run simultaneously during an outage.
- Wattage Ratings: Understanding the difference between starting (surge) watts and running (continuous) watts is essential when choosing a generator. Starting watts are needed to power up appliances with motors, while running watts are what the appliances need to operate continuously.
- Application Needs: Assessing what devices you need to power during an outage helps in determining the required wattage. For example, if you plan to run a refrigerator, lights, and a heater, you’ll need a generator with sufficient wattage to support all these devices at once.
- Portability: The power output often correlates with the size and weight of the generator. Portable generators typically offer lower wattage compared to standby units but provide the flexibility to power essential items when mobility is required.
- Fuel Efficiency: Generators with higher power output may consume more fuel, impacting operational costs. It’s important to balance wattage needs with fuel efficiency to ensure that the generator can run for extended periods without frequent refueling.
- Type of Fuel: The fuel type can also affect the power output and overall performance of the generator. Gasoline, propane, and diesel generators have different efficiencies and power outputs, which can influence your choice based on availability and convenience.
What Fuel Types Are Available for Backup Generators?
The main fuel types available for backup generators include:
- Gasoline: Gasoline-powered generators are widely used due to their availability and ease of refueling. They typically start quickly and can be used for short-term power outages, but they have a limited shelf life and can be less efficient for longer-term use.
- Propane: Propane generators are known for their cleanliness and efficiency, making them a popular choice for backup power. They produce fewer emissions compared to gasoline generators and can be stored for longer periods, although they require a propane tank and proper installation.
- Diesel: Diesel generators are favored for their durability and fuel efficiency, especially in larger units. They are capable of running for extended periods, making them suitable for prolonged outages, but they can be noisier and produce more emissions than other fuel types.
- Natural Gas: Natural gas generators are often connected to a home’s gas supply, providing a continuous fuel source without the need for refueling. They are convenient and environmentally friendly but may require a higher initial installation cost and are dependent on the local gas infrastructure.
- Biodiesel: Biodiesel generators use a renewable fuel made from vegetable oils or animal fats, making them an eco-friendly option. They can be a sustainable choice for those looking to reduce their carbon footprint, but availability and compatibility with standard diesel engines can vary.
What Are the Top Recommendations for Backup Generators?
The best generators for backup power vary based on capacity, fuel type, and features.
- Honda EU2200i: Known for its reliability and quiet operation, the Honda EU2200i is a portable inverter generator that provides 2200 watts of clean power.
- Generac GP2200i: This generator combines portability with efficiency, offering 2200 starting watts and featuring a lightweight design that makes it easy to transport.
- Westinghouse WGen7500: A powerful choice for home backup, the Westinghouse WGen7500 delivers 7500 running watts and includes a remote start feature for convenience.
- Champion 3800-Watt Dual Fuel: This versatile generator can run on both propane and gasoline, providing 3800 starting watts and the flexibility to switch fuels based on availability.
- Briggs & Stratton Q6500: With a compact design and 6500 watts of starting power, the Q6500 features a quiet operation and a built-in inverter for safe electronics use.
The Honda EU2200i is a popular choice for its stable power output and fuel efficiency, making it suitable for sensitive electronics. It operates at a low noise level, making it ideal for residential use during power outages.
The Generac GP2200i is designed for portability, weighing only 39 pounds, and it features a parallel capability, allowing you to connect two units for increased power. Users appreciate its ease of use and fuel efficiency, which provides extended run times.
The Westinghouse WGen7500 is recognized for its robust power output, capable of running essential home appliances during outages. Its remote start feature adds an extra layer of convenience, allowing users to start the generator from a distance.
Champion’s 3800-Watt Dual Fuel generator offers flexibility in fuel choice, making it ideal for extended use during emergencies. This generator includes a dual fuel switch, allowing users to easily switch between propane and gasoline, which can be advantageous depending on fuel availability.
The Briggs & Stratton Q6500 combines power and portability with an inverter design that produces clean power for sensitive devices. Its compact size and quiet operation make it an attractive option for homeowners looking to maintain power without disturbing neighbors.
Which Models Offer the Best Reliability and Performance?
The best generators for backup power combine reliability and performance effectively to ensure you have the necessary power during outages.
- Honda EU2200i: This inverter generator is known for its exceptional reliability and quiet operation.
- Generac GP2200i: A lightweight and portable option, the Generac GP2200i balances power and efficiency.
- Westinghouse WGen7500: This model offers a powerful output suitable for larger homes and appliances.
- Champion 3800-Watt Dual Fuel: Versatile in fuel options, this generator provides flexibility and robust performance.
- Pulsar G450RN: A compact generator with a strong power-to-weight ratio, ideal for both home and outdoor use.
The Honda EU2200i is highly praised for its inverter technology, providing clean power suitable for sensitive electronics. With a runtime of up to 8.1 hours on a single tank of gas, it operates quietly, making it ideal for residential areas.
The Generac GP2200i features a lightweight design and is easy to transport, making it perfect for camping or emergency backup. Its inverter technology ensures a stable power output, catering to sensitive devices without the risk of damage.
The Westinghouse WGen7500 stands out for its high wattage capacity, making it capable of powering essential household appliances during an outage. It features a powerful engine and a user-friendly control panel, ensuring easy operation.
The Champion 3800-Watt Dual Fuel generator allows users to switch between gasoline and propane, enhancing its usability during emergencies when fuel availability might vary. This generator is also equipped with Electric Start, providing convenience and reliability.
Lastly, the Pulsar G450RN is compact yet powerful, delivering 4500 peak watts and 3500 running watts. Its portability makes it an excellent choice for both backup power at home and outdoor activities like tailgating or camping.
How Do Different Models Compare in Terms of Noise Level?
| Model | Noise Level | Usage Environment |
|---|---|---|
| Model A | 58 dB – Quiet operation, suitable for residential areas (comparable to a quiet conversation). | Best for home use and outdoor events. |
| Model B | 65 dB – Moderate noise, acceptable for campgrounds (similar to a normal office background noise). | Ideal for camping and recreational activities. |
| Model C | 70 dB – Louder operation, better for construction sites (equivalent to a vacuum cleaner). | Recommended for heavy-duty and industrial use. |
| Model D | 75 dB – High noise level, suitable for commercial use (comparable to a hairdryer). | Best for construction and outdoor power needs. |
How Can You Maintain Your Backup Generator for Optimal Performance?
To maintain your backup generator for optimal performance, consider the following essential practices:
- Regular Oil Changes: Changing the oil in your generator at recommended intervals is crucial for engine longevity. Old oil can become contaminated and lose its lubricating properties, leading to increased wear and tear on engine components.
- Battery Maintenance: Checking the battery’s condition and ensuring it is charged can prevent starting issues when you need the generator most. Regularly clean the terminals and ensure that the battery is securely mounted to avoid damage from vibrations.
- Load Testing: Periodically performing load tests on your generator ensures that it can handle the power demands during an outage. This process helps identify any issues with the generator’s output capacity and allows for necessary repairs before an emergency arises.
- Air Filter Cleaning/Replacement: A clean air filter is essential for proper airflow to the engine, which affects performance and efficiency. Check the air filter regularly, and replace or clean it according to the manufacturer’s recommendations to keep the generator running smoothly.
- Fuel Quality Management: Using high-quality fuel and regularly checking for contamination can enhance the performance of your generator. It is advisable to use fuel stabilizers to prevent the degradation of gasoline when the generator is not in use for extended periods.
- Regular Inspections: Conducting routine inspections of your generator for signs of wear, leaks, or corrosion can help catch potential problems early. Look for loose connections, frayed wires, and any physical damage that could impair function.
- Exercise the Generator: Running your generator periodically, even when not in use, helps keep the engine lubricated and ensures that it starts easily during an emergency. Aim to run the generator under load for about 30 minutes every month to keep the components in good condition.
What Regular Maintenance Should You Perform?
Regular maintenance is essential to ensure the optimal performance and longevity of generators for backup power.
- Oil Changes: Regularly changing the oil in your generator is crucial for maintaining engine health. Using the manufacturer-recommended oil type and changing it according to the schedule can prevent engine wear and overheating.
- Filter Replacements: Air and fuel filters should be inspected and replaced as necessary to ensure proper airflow and fuel delivery. Clogged filters can lead to reduced efficiency and potential engine damage.
- Battery Maintenance: Keeping the battery charged and checking the connections is vital for reliable startup. Corrosion on terminals should be cleaned, and battery fluid levels should be checked to ensure optimal performance.
- Spark Plug Inspection: Spark plugs should be inspected and replaced periodically to ensure smooth ignition. Worn or dirty spark plugs can hinder performance and increase fuel consumption.
- Cooling System Check: For liquid-cooled generators, it’s important to check the coolant levels and ensure there are no leaks. Overheating can severely damage the engine, so maintaining the cooling system is critical.
- Run Tests: Performing regular load tests can help verify that the generator operates efficiently under load conditions. This practice ensures that all components function correctly and can provide backup power when needed.
- Fuel System Maintenance: Inspecting the fuel system for leaks and ensuring the fuel is fresh can prevent issues during operation. Stale fuel can lead to engine problems, so using fuel stabilizers and draining old fuel is advisable.
How Can You Ensure Safe Operation of Your Generator?
To ensure safe operation of your generator, consider the following key practices:
- Proper Ventilation: Always operate your generator outdoors in a well-ventilated area to prevent carbon monoxide buildup. Generators produce harmful gases that can be fatal in enclosed spaces, so maintaining adequate airflow is essential for safety.
- Use a Transfer Switch: Installing a transfer switch is critical when connecting your generator to your home’s electrical system. This device prevents backfeeding into the grid, which can harm utility workers and damage your generator.
- Regular Maintenance: Regularly check and maintain your generator according to the manufacturer’s guidelines. This includes changing the oil, checking the fuel system, and ensuring the battery is charged, all of which help to keep the generator functioning safely and efficiently.
- Fuel Safety: Store fuel in approved containers and away from living areas to minimize fire risks. Additionally, ensure that you use the correct type of fuel for your generator and avoid overfilling the tank during operation.
- Grounding the Generator: Grounding your generator helps prevent electrical shocks and equipment damage. Ensure your generator is properly grounded according to the manufacturer’s instructions to mitigate these risks.
- Load Management: Never overload your generator beyond its rated capacity. Doing so can lead to overheating and potential failure, so carefully manage the load to ensure safe operation and longevity of the generator.