Generac Iq3500 Vs Honda Eu3000is: Comparing Portable Inverter Generators

This comprehensive analysis of Generac IQ3500 vs Honda EU3000IS includes all the important features of both generators. You can easily compare the pros and cons of each generator to determine the most suitable one for your power need. Knowing everything beforehand is highly advantageous as you will not make the wrong choice and regret it later. So, let’s move on to the differences between the Honda vs Generac generators.

generac iq3500 vs honda eu3000is

Differences Between Generac IQ3500 vs Honda EU3000IS

The main differences between these Honda vs Generac generators can be categorized based on their design, portability, power output, and other features. Let’s find out how these two generators compete with each other based on these sectors.

Design and Portability

Both Generac IQ3500 and Honda EU3000IS have a durable, sturdy enclosure designed to last long. It also adds a slimmer look to the generator, unlike the conventional open frame generators. However, it is quite difficult to move both the generators around as they weigh over 100 lbs.

Generac IQ3500Honda EU3000IS
• Comes with an intuitive dial that integrates the generator’s operating functions in one place.
• Weighs around 109 lbs.
• The arrangement of the controls and outputs is straightforward. Also has an easily accessible door for changing the oil.
• Slightly over 120 lbs.


When it comes to power, the main difference between Generac IQ3500 vs Honda EU3000IS is that Generac delivers more power, but Honda has a higher fuel tank capacity and more runtime. 

Generac IQ3500Honda EU3000IS
• Has a 212 cc OHV engine that delivers 3,500 W starting wattage and 3,000 W running wattage.
• Has a 0.18 GPH fuel consumption.
• Has a smaller fuel tank capacity comparatively.
• Offers a run time of 14.1 hours at 25% load.
•Generac IQ3500 noise level ranges from 55 to 65 dB.
•Has a 196 cc GX200 engine, which produces a starting wattage of 3,000 W and a running wattage of 2,800 W.
• More fuel-efficient with a 0.17 GPH consumption.
• Has a larger fuel tank capacity, making it ideal for overnight use.
• At 25% load, the Honda EU3000iS also offers a longer 20-hour runtime.
•The two-layer enclosure muffles noise to 50 to 57 dB output.


Both generators work with an electric starter and also have a manual starter for backup. They have 3 AC outlets and DC output but no GCFI outlets.

Generac IQ3500Honda EU3000IS
• The digital display shows the fuel level, power output, and the remaining runtime.
• The Power Rush technology gives a 40% boost in starting capacity and better fuel economy.
• Does not have a data center and you should monitor the fuel levels through an analog fuel gauge.
• Eco-Throttle technology delivers a quiet performance and fuel efficiency.

Generac IQ3500 Inverter Generator

Generac IQ3500 Inverter Generator

The Ultra Quiet technology used in Generac generators makes it 40% quieter than the Honda. The advanced inverter technology and the enclosure design make the performance quieter. Based on independent third-party testing, it is over 5 dB quieter than the EU3000IS. The durable steel enclosure and the clean inverter power make this the ideal generator for work on job sites and recreational activities. It gives around 16% more power than Honda with its Power Rush advanced technology. The rated AC frequency is 60 Hz. You can charge your mobile devices easily with the USB ports, and all the necessary details about the generator are displayed on the smart digital LCD.


  • Wattage: 3500 W
  • Output Wattage: 3500 W
  • Weight: 109.1 pounds
  • Voltage: 120 V
  • Frequency: 60 Hz


  • Easy starting mechanism with electric start
  • Produces clean power with THD>3%
  • Has wheels to support portability
  • Extremely quiet
  • Fuel efficient


  • Contains a lot of plastic
  • Quite heavy

Honda EU3000IS Generator

Honda EU3000IS Generator

This is a popular Honda generator model that can power up many electrical appliances including refrigerators, freezers, microwaves, and most 13,500 BTU RV AC units. You will never regret the choice as these generators are super quiet with a noise level of around 50 – 57 dB. Since this is even quieter than a normal conversation, this generator model is ideal for camping, RV, and other outdoor activities without disturbing the neighbors. Depending on the load, it can run 7.2 – 20 hours on a single tank, making it the best option for overnight power needs. You can power your smartphones, computers, and sensitive electronic devices as it uses advanced inverter technology to deliver stable, clean power. It even has a low oil shut down system which detects low oil levels in the generator and automatically shuts down the system to prevent damage. The manufacturer updated the Honda EU3000IS in 2021 with a carbon monoxide detector known as the CO-Minder. It detects harmful levels of carbon monoxide and shuts down the system automatically to prevent hazards.


  • Wattage: 6000 W
  • Output wattage: 3000 W
  • Fuel Type: Gasoline
  • Tank Volume: 3.4 gallons
  • Weight: 131 pounds


  • A reliable product with a compact design
  • Extremely quiet operation
  • Provides enough power for most appliances
  • Can pair up with a similar generator to double the power output
  • High fuel efficiency


  • Less portability
  • Need to buy the wheel kit separately

Frequently Asked Questions

Why Do Honda Generators Cost More?

The cost is something that most people take into account when purchasing a generator. It is clear that most Honda generators are quite pricey. The main reason behind this is that they use high-quality material and invest a lot of effort in creating the best engines. They are highly reliable and will not disappoint their buyers. They also have effective and supportive customer service even after the sale. Most users will stick to Honda due to the higher quality of products and advanced features. Find out more about why Honda generators are so expensive.

How Long Is the Warranty for the Generac IQ3500?

The Generac IQ3500 offers a warranty of 3 years for both residential and commercial purposes.

Does the Honda EU3000IS Come With an Hour Meter?

Honda EU3000IS does not come with an hour meter. But you can monitor the fuel levels using the analog fuel gauge.

Is the Honda EU3000IS Compatible With Wheel Kits?

Since the generator is quite heavy, it is compatible with wheel kits from both Honda and third parties. These wheel kits can be either 2 or 4-wheel configurations depending on their make.


As you have compared the Generac IQ3500 vs Honda EU3000IS, you are now aware of the differences. So in conclusion, if you are looking for a quieter generator that runs for a longer time, then the Honda would be a better choice. It is quite ahead of the two as it comes with a larger fuel tank and lower engine displacement that increases the run time. However, the Generac model is lighter and can be maneuvered easily. It also offers extra power to start your appliances and hence is a more practical option.

Are you looking for a generator for RV? Compare Predator 3500 vs Honda 3000 to find the best choice.