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 20A Standard Household Outlets, One Transfer Switch Ready 120V L14-30R 30A Outlet, and One Transfer Switch Ready 120/240V 14–50R 50A Outlet; All Outlets Have Rubber Covers for Added Safety
- Simple Maintenance & Cost-Saving: This single-phase 220V generator has standardized carbon brushes and a classic design. No special tools are needed for inspection/replacement, cutting maintenance costs and downtime—perfect for busy users
- Quick Start & Strong Load Capacity: The 30KW pure copper generator delivers powerful inrush current to start inductive loads (e.g., motors) easily. Its short-term overload ability stabilizes sudden load increases, ideal for construction sites
- INVERTER BENEFITS, HOME BACKUP POWER: The Westinghouse iGen8200TFc is a tri fuel generator with all the benefits of an inverter, but also with home backup power and a 50A outlet; Gasoline: 6600 running/8200 peak watts, Propane: 5940 running/7380 peak watts, Natural Gas: 5280 running/6560 peak watts
- SAVE FUEL, SAVE MONEY, LESS NOISE: Inverter technology adjusts engine speed to meet power demand, significantly cutting fuel use compared to traditional generators. That’s less refills and fuel runs–saving time, money, and hassle. It’s also much quieter than open frames, around 60 dBA at 25% load
- To ensure prompt delivery, please note that the DELTA 3 Classic Solar Generator and 500W Alternator Generator will be shipped separately. If you receive one item before the other, kindly await the arrival of the remaining item.
- Power for Every Scenario: EcoFlow DELTA 3 Classic delivers 1800W output (3600W surge) with X-Boost technology—enough for refrigerators, microwaves, laptops, and more. Expandable up to 2600W with X-Boost for even heavier loads.
- 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
- 4000 Peak Watts and 3300 Rated Watts at Less Than 3% THD – Telescoping Handle – Gas or Propane 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 with Automatic Low Oil and Carbon Monoxide (CO) Shutdown – Strong Enough to Run All Your Essentials
- 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
- 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
- 149cc engine generates up to 3600 surge watts and 2900 rated watts
- Produces clean power to prevent damage to sensitive electronics such as smart phones, tablets and laptops
- Dual-fuel design runs on both gasoline (3600 surge watts, 2900 rated watts) and propane (3500 surge watts, 2600 rated watts)
- Extremely quiet operation comparable to the sound of a normal conversation according to the US Department of Health and Human Services
- Powerful Performance: Engine displacement 149 cubic centimeters Generates 4600 starting watts and 3600 running watts, providing AC 120V/60Hz ample power for various RV appliances and equipment.
- Lightweight Portability: Weighs only 56 lbs, making it easy to lift and transport by hand for convenient camping and off-grid use.
- HIGH POWER OUTPUT: With a starting wattage of 4400W and a rated wattage of 3600W, this generator provides ample power for your home, RV, or job site needs
- EXTEND RUNTIME: Equipped with a 1.6-gallon fuel tank, it offers an impressive 11 hours of runtime at 25% load, ensuring long-lasting performance without frequent refueling
- Ultralight and compact body weighs in at a mere 39 pounds for easy transport and storage
- Extremely quiet operation comparable to the sound of a normal conversation according to the US Department of Health and Human Services
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.
