Best 3500 Watt Inverter Generator

Getting the best 3500 watt inverter generator is a daunting adventure when the market is saturated with so many brands. Each brand comes with its unique features, and they all have various claims as to their strong selling points. Therefore, you will require to think beyond what the sellers claim and put your specific needs into the balance when you are searching. In this article, we’ll review six of the best inverter generators on the market and factors to consider when buying. With such information, it will be easy for you to choose and make the right decision based on what you need rather than what you can get.

A summary of 10 Best 3500 Watt Inverter Generator

  • Wattage: 3500 watts
  • Weight: 109.1 Ibs
  • Run Time: 8.9 hours at 50% load
  • Wattage: 3500 watts
  • Noise Level: 57 dBA
  • Weight: 99.2 Ibs
  • Run Time: 11hrs at 25% load
  • Wattage: 3500 watts
  • Noise Level: 65 dBA
  • Weight: 74.3 Ibs
  • Run Time: 11 hours with full tank
  • Wattage: 3500 watts
  • Noise Level: 67 dBA
  • Weight: 103.3 Ibs
  • Run Time: 11hrs at 50% load
  • Wattage: 3500 watts
  • Noise Level: 68 dBA
  • Weight: 104.9 Ibs
  • Run Time: 9 hrs of run time on gasoline
  • Wattage: 3500 watts
  • Noise Level: 68 dBA
  • Weight: 104.9 Ibs
  • Run Time: 9 hrs

1. Generac 7127 iQ3500-3500 Watt Generator – Best 3500 Watt Inverter Generator for Rv

Generac 7127 iQ3500-3500watt is among the best portable inverter generator on the market. The company claims that the unit compared to Honda is 40% quieter. This means that you can comfortably hold meetings or even sleep in the next room with minimal noise disruptions when it’s set on. It features an electric recoil or starts to ensure that it doesn’t strain to try to turn it on.

Another unique benefit of this generator is the steel enclosure. This makes the unit extremely durable, and it can withstand numerous conditions. Therefore, if you choose to invest in this portable generator, you are guaranteed that it will give you years of uncompromised performance. Additionally, the generator runs on 3000-rated watts while the initial surge produces 3500 watts. This indicates that the unit can perfectly operate on any function and give enough power to run all your appliances.

With this generator, you can also add an extra Generac 7127 iQ3500 generator where necessary. In other words, when you have more equipment that requires additional power to run, you can combine two generators for enhanced performance. However, even with all the good sides, the unit also has some critical downsides. Some of the highlighted problems include the absence of wheels, making it difficult to transport from one place to another.


  • Easy electric start or recoil
  • Super quitter compared to others
  • It is affordable
  • Runs on high power
  • Combines with other Generac 7127 iQ3500 easily


Often comes without wheels

2. Predator 3500 Watt – Quietest 3500 Watt Generator 

Next on the list is this Predator 3500 watt super quiet inverter generator with its exceptional power. It produces 3400 watts, which gradually improves up to 3500 watts for enhanced performance. The Predator model is designed with wheels to ease the moving process make it reliable even to places with limited access to power.

With only 1-gallon of gas, this generator can give up to 11-hours of continuous use on a quarter load. In other words, it is fuel-efficient, which makes it a reliable instrument for persons working with a tight budget.

For safety purposes, the generator features a digital LCD screen with low oil, output light, and overload indicator. It also has electronic overload protection to guarantee all your appliances are secure.

The generator is super quiet, allowing you to enjoy peaceful runtime with minimal noise. This makes the generator ideal even for use during the night when others are resting. Due to its powerful performance and reliable watts power, this generator can even be used to run a midsized air conditioner. Therefore, you are guaranteed that your comfort will not be compromised, especially during tough weather conditions.

The generator features recent technology when it comes to starting. It has a push start. This guarantees that you can easily start the generator without going through various hustles. Its unique design also guarantees that the generator is extremely durable and will ensure you get years of uninterrupted performance.


  • Fuel-efficient
  • Durable construction style
  • Very quiet operations
  • Powerful generator with a reliable run time


  • Slightly overpriced

3. Generac GP3500iO Open Frame RV Ready Inverter Generator – 3500 Watt Generator for Rv

If you are looking for a generator that is powerful and works within your expectations, then the Generac GP3500iO open frame RV ready inverter generator is all you need. The generator is portable, a feature that allows you to enjoy quality performance form whenever you go. The portability- design guarantees that you have no limitations in accessing power even when you are in remote areas. Its open frame design allows the generator fan to run smoothly hence keeping the engine within the required operating temperatures.

It has one 5V USB port, fuel display, AC 120V NEMA TT-30R RV, and two-three-prong 120V receptacles at the front. This makes it easy for you to operate the generator and experience its greatness. The USB port makes it easy for you to connect to other devices.

This inverter generator is known to be super quiet at 57dBA. This means that you have the generator running and hold a meeting at the same venue and be sure it will not disturb your meeting. The generator has extended wheels that make portability super easy. Therefore, you can enjoy transporting your power whenever you go.

The generator has an Eco mode design, which increases its fuel efficiency. Its also made of durable material to guarantee longevity and reliability. The body and the motor both feature a robust construction style. The generator also offers an easy electric start to guarantee time-saving performance.


  • Robust construction
  • Very quiet motor
  • Fuel efficient
  • The highly portable construction style


  • Extremely heavy construction

4. WEN 56352, 3000 Running Watts/3500 Starting Watts, Gas Powered Portable Generator

Thinking of how you can power up some electronic gadgets without increasing your electric bill, then investing in this portable inverter generator is all you need. The generator has a unique construction style, and its materials are on another level.

The front wheels are designed perfectly to navigate through various terrains. This makes the unit super reliable even when you live in extremely tough places. The generator can be used to charge your smartphone, power your television, or any other gadget in the house.

When operating, the company claims quiet operating mode such that you can sleep or hold a meeting next to it and still be sure that you will not feel disturbed at any cost. The quiet operation also guarantees that you can freely undertake your other duties when the generator is on.

Its fuel-efficient style ensures that you get the most from just a simple construction. With only 2 gallons of fuel, you can enjoy up to 8-.5 hours of uninterrupted operations. It also has a fuel shutoff to enhance the efficiency of fuel. The shutoff feature also enhances the device’s lifespan, giving you the motivation that the generator will last longer.


  • Easy to operate
  • Fuel shutoff for efficiency
  • Protects sensitive electronics with pure power production
  • Durable construction style


  • Only runs for 8.5 hours with two gallons of fuel

5. Champion Power Equipment 100307 4375/3500-Watt Dual Fuel RV Ready Portable Generator

This Champion power equipment portable generator is rated as amazon choice thanks to its unique and exceptional features. he champion power brand has been on the market for quite sometimes, which makes them reliable company for developing quality and reliable products. With this Champion power equipment, you will enjoy its two-power output design. This guarantees that you can divide your power based on the type of devices you want to power. It uses a t-shaped connection style, which is quite convenient over the usual cigarette lighter design that is found in most generators. Among the two outlets, one has a low power passage making it suitable for household power demand, while the other passes more power to support running larger electronics.

This generator is super quiet, making 57dB of noise when loaded at 50% and 48dB when at quarter load. In other words, when this generator is running, you can comfortably sleep or even hold a meeting near it with minimal disturbance. When it comes to portability, the generator features two large front wheels that allow movement and flexibility.

It features quality construction using reliable material to enhance on its durability.  This guarantees that it can withstand multiple challenges and maintain high performance. This generator’s body is made of pure till to guarantee that it can withstand rust and corrosion, hence giving you the confidence that the device will last longer. Its motor is well designed and will not keep requiring mechanical observations now and then.

Unlike other inverter generators on the market, this is a little heavier due to the installation of extra sound deadening gears. Therefore, the additional weight will be worth the experience in the long run. You can use the generator for both commercial and residential uses and be sure to get the most from it all the time.


  • Extremely quiet operations
  • Easy to operate
  • Durable construction


  • High fuel consumption

6. Champion Power Equipment 100555 4375/3500-Watt RV Ready Portable Generator, CARB

If your primary concern for buying an inverter generator is size and weight, this is your ideal product. It has a compact case, low weight, and novel stackable design, which makes it one of the best portable inverter generators on the market. The manufacturers have made this generator meet various power expectations for customer satisfaction.

It comes with two 5-20R volt household outlets and one 12-volt cigarette lighter outlet to ensure it meets all your connection demands. It also supports parallel connections or even sharing power with another identical generator. Therefore, when you have a high-power demand, you can easily connect two generators to boost your needs. The generator comes with a standard cable to support connecting the two generators. Once you are done connecting the generator to another similar device, you can conveniently tuck the parallel cables into the base for easy storage.

When it comes to fuel efficiency, this generator is all you need. It consumes less fuel and runs for an extended period compared to others on the market. On the other hand, the generator runs on an average noise of 58dB under 25% load. This guarantees that you can enjoy operating the generator and holding a meeting at the same venue.

The unit comes with an affordable price tag making it suitable for everyone. It can be used for both commercial and residential power supply and guarantee that it performs extremely well for any adventure. The portability and lightweight design guarantee that you can take the generator anywhere you go for reliable power.


  • Lightweight and compact size
  • High power supply with two connection outlets
  • Fuel efficient run time
  • Suitable for both commercial and residential uses
  • 3-years warranty for residential use and 9-months for commercial


  • Works perfectly with minimal load

Factor to Consider When Buying the Best 3500 Watt Inverter Generator

When choosing an inverter generator, there are several factors that you must put into consideration. This will help you avoid making mistakes in your investment and also guarantees that you have more details about the device you are getting. Here are some common factors to put into consideration.

Power and Outlets

When buying a generator, the first thing to put into consideration is how much power you need. If, for instance, your refrigerator requires only 700 watts to run, getting a generator that starts at 2100 watts may not be convenient. On the other hand, it is also essential for you to check the number of outlets you get, especially if you have several electronics that need to be classified differently.

Noise Level

Generators can be noisy but, that doesn’t mean you should overlook noise before settling for a particular generator. Ensure that your generator has good decibel levels and its muffler is of the best quality. The last thing you want is to have a generator whose motor sounds like a V-8 engine. Additionally, considering that you will be using the inverter generator for camping and other adventures, you don’t want to invest in a too noisy generator. Checking on the noise levels also guarantees that you get an inverter generator convenient for residential use.

Fuel Efficiency and Capacity

When investing in an inverter generator, fuel efficiency should be among your top priorities. This guarantees that you get a device that will not be expensive to run. However, you also need to ensure that you get one with a bigger tank capacity to hold more fuel. A standard size generator should run for at least 8.5 hours on one refill. This guarantees that you can comfortably start your generator and enjoy running your electronics without fear.


Of course, price is an essential feature to put into consideration when buying. Ensuring that you get a device worth the price and getting the job done is a top priority. Additionally, you should ensure that your generator of choice is within your budget range when it comes to price. This guarantees that your device of choice will be within your financial limits, eliminating the need to overstretch your accounts.


Most inverter generators are designed with extreme weight. Therefore, it is essential to ensure that you get one that has easy mobility when you are buying. However, one with wheels is not a guarantee that the generator is portable. You need to ensure that the type of wheels can support transporting the device across various terrains. On the other hand, when looking for portability, you also need to check on the storage of the device. When you are in transit, all you need is to have gadgets that can fit in a small space to minimize your luggage.

Occasional or Consistent Use

Suppose you are looking for a generator that can provide you alternative power or for emergency uses only. In that case, you will need to look for one that offers several years of warranty. Any brand that has a great reputation might suit your demands. However, if you are looking for a generator that you will use on a daily basis, then checking on its motor is critical. When you use the generator consistently, getting one with high power is better than looking for a warranty. This is because your commercial generator will require to power up several gadgets, and reliable performance is needed.

FAQs on the Best 3500 Watt Inverter Generator

What Size Generator Will Power A House?

You can run even the most critical household equipment with a generator rated 5000-7500 watts. However, when you don’t have heavy appliances, getting a generator that runs between 3000-4000 watts might also work.

Which Is Better, Inverter or Generator?

An inverter generator is convenient when it comes to fuel efficiency. However, when all you are looking for is power production, going for a conventional portable generator is better. Therefore, each model is best based on the type of use.

How Big Of A Generator Do I Need To Run A Good Pump?

Any generator rated 5000-7500 watts will work best for you. Well pumps are powerful instruments, but a generator with such power can support powering most of your household gadgets, including well pumps, refrigerators, lighting circuits, and freezer. You can check some of the best generators for sump pump

Final Words

With the above list and buying information, it is now easy to invest and get the right inverter generator for your power needs. However, if you still find it difficult to choose, seeking assistance from a professional perspective. You also need to ensure that you have a budget plan and guarantee that you are buying from a reputable vendor. Your brand of choice should also be reliable and ensure that you only buy a generator that will work for you.

About Steve Stuart

Steve Stuart is an electrical engineer who developed interest on generators during his school years. After school, he became a generator enthusiast. This is after encountering power supply problems at the area of residence where he lived. Power would be on and off and so food would go bad and the room heater would go off especially during winter. After trying the different generator brands for several years, Steve now provides information on the available brands and products in the market today. Based on his experience, he gives the do’s and the don’ts when it comes to generator use.