When it comes to choosing the best inverter generator, the options can feel overwhelming. I’ve spent time researching various models to compile this list of the top 13 best inverter generators of 2025.
Each generator on this list stands out for its unique features, performance, and reliability. Whether you’re looking for fuel efficiency, portability, or maximum power, this guide has you covered.
Our Top Picks of The Best Inverter Generators of 2025
- 9000 Running Watts and 11000 Peak Watts (Gasoline), 8100 Running Watts and 10000 Peak Watts (Propane) at Less Than 3% THD; Remote Electric Start With Included Key Fob, Push Button and Recoil Start; Up to 17 Hours of Run Time on a 9.8 Gallon Fuel Tank
- Features Two GFCI 120V 5–20R Standard Household Outlets, One Transfer Switch Ready 120V L14-30R Outlet, and One Transfer Switch Ready 120/240V 14–50R Outlet; All Outlets Have Rubber Covers for Added Safety
- 9500 Running Watts and 12500 Peak Watts (Gasoline); 8500 Running Watts, 11200 Peak Watts (Propane); Remote Start With Included Key Fob, Electric and Recoil Start; Up to 12 Hours of Run Time on a 6. 6 Gallon Fuel Tank With Fuel Gauge
- Features Two GFCI 120V 5–20R Standard Household Receptacle, One Transfer Switch Ready 120V L14-30R, and One RV Ready 120/240V 14–50R; All Outlets Have Rubber Covers for Added Safety
- 6500 starting watts, 5000 running watts, and ultra-quiet 64 dB(A) operation make it perfect for camping, RVs, or backup power, with up to 15 hours run time on a full tank.
- Intelligauge with Power Meter tracks voltage, frequency, and hours. Includes an EZ Start Dial, Economy Mode, and CO Shield Carbon Monoxide Auto-Shutoff for safety.
- 5000 Peak Watts and 3900 Rated Watts at Less Than 3% THD – Telescoping Handle – Gas or Propane Powered – Remote Start With Included Key Fob, Electric and Recoil Start. Grounding System-Floating Neutral
- Features a 5–20R 120V Duplex Household Outlet, an RV-Ready TT-30R 30 Amp Outlet and Two USB Outlets – Great Choice for Travel Trailers or Home Use with Automatic Low Oil and Carbon Monoxide (CO) Shutdown – Strong Enough to Run All Your Essentials
- 5000 Peak Watts and 3900 Rated Watts at Less Than 3% THD; Telescoping Handle; Gas Powered; Remote Start With Included Key Fob, Electric and Recoil Start
- Features a 5–20R 120V Duplex Household Outlet, an RV-Ready Tt-30R 30 Amp Outlet and Two USB Outlets – Great Choice for Travel Trailers or Home Use – Strong Enough to Run All Your Essentials
- 224cc dual-fuel engine runs on both gasoline (6800 surge watts, 5100 rated watts) and propane (6000 surge watts, 4500 rated watts)
- Bonded-neutral 240V configuration provides low-power Level 2 charging for battery and hybrid electric vehicles
- Operate your 4000-watt portable generator right out of the box on either gasoline or propane, plus features CO Shield carbon monoxide auto shutoff system
- With an ultra-quiet 64 dBA from 23 feet, enjoy 4000 starting watts, 3000 running watts and up to 10 hours run time on gasoline, and 2700 running watts and up to 25 hours on propane
- Quiet Technology and Extended Run Time: 61 dBA is great for RVs, tailgating, or camping with 4500 starting watts and 3500 running watts and up to 14 hours run time on only 2.3 gallons of gasoline
- Parallel Ready: The optional parallel kit (sold separately) enables this inverter to connect with another 2800-watt or higher Champion inverter to double your output power
- 224cc dual-fuel engine runs on both gasoline (4800 surge watts, 4000 rated watts) and propane (4320 surge watts, 3600 rated watts)
- Produces clean power to prevent damage to sensitive electronics such as smartphones, tablets and laptops
- ADVANCED DESIGN: 50% quieter and 20% lighter than a traditional 4250-watt generator, plus Economy Mode saves fuel and extends engine life, and Intelligauge monitors voltage, frequency and operating hours.Wheels : No. Engine Speed : variable.
- QUIET TECHNOLOGY AND EXTENDED RUN TIME: 64 dBA is great for RVs, tailgating, your next project or home backup, with 4250 starting watts and 3500 running watts for up to 22 hours run time on gasoline
- At less than 49 pounds, this inverter is one of the lightest 4000-watt inverters in the industry
- 64 dBA from 23 feet is perfect for camping, tailgating or to backup a few home essentials, with 4000 starting watts, 3000 running watts and up to 10 hours run time, plus features CO Shield carbon monoxide auto shutoff system
- 224cc engine generates up to 4800 surge watts and 4000 rated watts
- Produces clean power to prevent damage to sensitive electronics such as smartphones, tablets and laptops
- 2800 Peak Watts and 2200 Rated Watts at Less Than 3% THD – Weighs Only 46.3 Lbs. – Gas Powered – Two 120V 20 Amp Outlets, Two USB Outlets
- Great Choice for Home Use as an Emergency Backup in a Power Outage – Strong Enough to Run All Your Home Essentials
Best Fuel Usage: WEN Portable Inverter Generator
WEN Portable Inverter Generator
The WEN Portable Inverter Generator is renowned for its exceptional fuel efficiency. Designed to maximize every drop of fuel, it’s perfect for those who want to minimize trips to the gas station. With a 79cc 4-stroke OHV engine, it delivers clean power ideal for sensitive electronics like laptops, phones, and TVs.
Pros and Cons
Pros:
- Extremely fuel-efficient with a runtime of up to 10 hours on a single gallon of gas.
- Lightweight and compact design makes it easy to transport.
- Affordable price point for budget-conscious buyers.
- Produces minimal noise at 51 dB, making it campground-friendly.
Cons:
- Limited power output, suitable only for smaller devices and appliances.
- Lacks advanced features like a digital display or remote start.
What Customers Are Saying
Customers praise the WEN Portable Inverter Generator for its reliability and affordability. Many highlight its quiet operation and consistent power delivery. However, some note that it may not be powerful enough for larger appliances or heavy-duty use.
Easiest to Move: DuroMax Hybrid Portable Generator
DuroMax Hybrid Portable Generator
The DuroMax Hybrid Portable Generator combines power with portability. Equipped with dual-fuel technology, it can run on both gasoline and propane, offering flexibility in fuel choices. It also features solid wheels and a collapsible handle, making it one of the easiest generators to move around.
Pros and Cons
Pros:
- Dual-fuel capability adds versatility and convenience.
- Includes heavy-duty wheels and a sturdy handle for easy transport.
- High power output of 4,500 watts, suitable for home backup or job site use.
- Durable construction ensures long-term reliability.
Cons:
- Heavier than some other portable models.
- Slightly noisier at 69 dB compared to other inverter generators.
What Customers Are Saying
Users love the flexibility of the dual-fuel system and its robust power. Many appreciate its portability features but caution that it may require some effort to lift due to its weight.
Best Open Frame: WEN 4000-Watt Open Frame Inverter Generator
WEN Open Frame Inverter Generator
The WEN 4000-Watt Open Frame Inverter Generator strikes a balance between traditional and inverter generators. With an open frame design, it’s more rugged and powerful while still providing the clean energy needed for sensitive electronics.
Pros and Cons
Pros:
- High power output at 4,000 watts, capable of running multiple appliances.
- Affordable compared to fully enclosed inverter models.
- Features an economy mode for better fuel efficiency.
Cons:
- Bulkier and heavier than closed-frame models.
- Louder operation compared to other inverter generators.
What Customers Are Saying
Customers appreciate the power and affordability of the WEN Open Frame Inverter Generator. However, some note that it’s less portable and louder than other options on this list.
Best Outlet Options: Champion Power Equipment Inverter Generator
Champion Power Equipment Inverter Generator
If you need a variety of outlets for your devices, the Champion Power Equipment Inverter Generator is your best bet. With multiple ports, including USB outlets and a 120V RV outlet, it’s perfect for RV enthusiasts and tech-savvy users.
Pros and Cons
Pros:
- Wide range of outlets, including USB and RV-specific ports.
- Lightweight design at just 39 pounds.
- Quiet operation at 53 dB, ideal for camping and tailgating.
- Includes a parallel kit for connecting multiple units.
Cons:
- Lower power output compared to larger generators.
- Higher price tag for its size and features.
What Customers Are Saying
Owners love the Champion Power Equipment Inverter Generator’s versatility and convenience. Many rave about its quiet performance and portability. However, a few customers mention that the price might be steep for the power it delivers.
Best Capacity: Westinghouse Portable Inverter Generator
Westinghouse Portable Inverter Generator
For those who need maximum power capacity, the Westinghouse Portable Inverter Generator delivers. With a 5,500-watt surge capacity and a 4,500-watt continuous output, it’s capable of powering your entire home during an outage.
Pros and Cons
Pros:
- Impressive power output for running multiple large appliances.
- Comes with a remote start feature for added convenience.
- Includes a digital display for monitoring fuel levels and performance.
Cons:
- Expensive compared to other models.
- Heavier design makes it less portable.
What Customers Are Saying
Customers are impressed by the Westinghouse Portable Inverter Generator’s power and advanced features. The remote start function is particularly popular, though some users wish it were lighter and more affordable.
Buyer’s Guide
When choosing an inverter generator, it’s essential to consider your specific needs and preferences. Here are some key factors to keep in mind:
Size
The size of the generator should match your power needs and storage space. Compact models are easier to transport and store, but they may not provide as much power.
Power
Determine the wattage you need for your devices and appliances. Higher power output is ideal for home backup, while smaller units suffice for camping or tailgating.
Outlets/Ports
Consider the type and number of outlets. USB ports, RV outlets, and standard 120V outlets add versatility.
Noise Level
If quiet operation is a priority, look for generators with noise levels below 60 dB.
Fuel Source
Decide between gasoline, propane, or dual-fuel models. Each has its advantages depending on availability and usage.
Additional Features
Extras like remote start, digital displays, and parallel compatibility can enhance convenience and usability.
Choosing the Best Generator Type For You
Selecting the right generator type depends on your intended use. For portable power during outdoor activities, opt for a lightweight, quiet model.
For home backup, consider a high-capacity generator with multiple outlets. Always balance power, portability, and features to suit your needs.
Frequently Asked Questions About Inverter Generators
What should I consider in order to buy the best inverter generator?
When buying an inverter generator, consider factors like power output, fuel efficiency, noise level, and portability. Think about how you’ll use it and prioritize features that meet your specific requirements.
How is an inverter generator different from a standard generator?
Inverter generators provide cleaner, more stable power, making them ideal for sensitive electronics. They are also quieter and more fuel-efficient compared to standard generators.
What can I use my inverter generator for?
Inverter generators are versatile and can be used for camping, RVing, tailgating, home backup during power outages, and powering sensitive electronics like laptops and phones.
Are inverter generators safe?
Yes, inverter generators are safe to use, especially for sensitive electronics. Their clean power delivery ensures that devices are protected from power surges and fluctuations.
