Predator 3500 vs Generac 3500

When there is a power outage in your home, your best bet is a portable generator. Powering it up is easy and once you get it going it will power off most of your household appliances with ease. Portable generators are also ideal for those people who do many camping trips as you can connect it to your RV set up various appliances. The portable generators are reliable and due to their compact size make them easier to carry around. In this review, we examine the predator 3500 against the Generac 3500.

What are the differences between the Predator 3500 and Generac 3500?

Predator 3500
Generac 3500
Running wattage
Peak wattage
Run time (Hours)
Fuel Consumption
22.8”L x 17.3”W x 20”H
23.7”L x 18”W x 21.7”H

Predator 3500 vs Generac 3500 – How do they compare


Both generators have a running watts of 3000watts and starting watts of 3500w. This means you get the same power for your appliances. However, the Generac IQ3500 has a longer run time of 14.1 hours compared to the Predator 3500 of 11 hours. This extra time can make a difference if you are trying to power your household after a blackout.

Fuel efficiency

The Generac iQ3500 is more fuel efficient delivering a consumption ratio of 0.18GHP compared to 0.24GHP. What this means is compared to the predator you spend less on gasoline. This can be significant when you use the generator a lot.


The Generac 3500 is heavier than the Predator 3500 at 109.1 lbs. compared to the Predator 3500 99.2lbs. The predator is not only lighter but also more compact. This can be a significant factor for those in need of space. The predator 3500 also comes with four transportation wheels which lack in the Generac iQ3500. This makes it more easier to move around. However, you do get double handles for both machines.

Predator 3500 vs Generac 3500 – A Comparison Overview

Predator 3500 – Overview

The predator 3500 is an ideal inverter generator for your RV, camping trips and for use during outdoor recreational activities. On a load capacity of just 25% the generator has a run time of 11 hours. The predator 3500 is quite portable courtesy of its transport wheels and double handles.

A 212cc 4-stroke OHV engine powers the Predator 3500. This helps churn out running and starting watts of 3000w and 3500w respectively. With its 120v power output the generator is well capable of handling most of your household appliances. The generator is also parallel capable hence you can connect it to a similar unit for extra power.

To power up the generator you will need to use its electric starter but does come with the traditional manual pull and start mechanism. The noise levels is slated at 57 dBA which is quite good for home use as you can carry on with your conversations without much interference from the generator. The generator also produces a clean sine wave of <5% THD which is quite safe for your sensitive electronics.

The predator 3500 has a maximum fuel capacity of 2.6 gallons and this allows it to run for up to 11 hours at a consumption rate of 0.24GPH. This makes it quite fuel efficient and ideal for most homes.

For your outlets you have two 120V 20A (5-20R) outlets, one 120V 30A (LR-30R) receptacle and one DC outlet. The predator 3500 is quite compact hence making it easy to carry around. It also comes with transport wheels to help move it. At 99.2 lbs. it is one of the most lightweight portable generators in the market.

Operation of the predator 3500 is through its awesome control panel that mixes a digital unit and manual controls. With the digital data center you are able to view information on voltage, power output, and lifetime run hours. You also get other indicators for oil levels, when the generator is overloaded and when it is ready for use. A built-in fuel gauge comes in handy to inform you when you are running low on fuel. For your security the generator comes with an overload protection breaker and automatic oil shut off. The predator 3500 is CARB compliant and EPA approved meaning you can find it in all the 50 states. It also features a spark arrestor to help you in forested areas.

What we liked:

  • Highly portable generator with transport wheels
  • Great control unit with various tracking metrics
  • Low noise levels
  • High power output

What we did not like:

Need RV adapter

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Generac 3500 – Overview

Generac 7127 iQ3500 3,500-Watt Gas-Powered Portable Inverter Generator - Durable, Lightweight Design with Parallel Capability - Speed Selection for Quiet Performance or Maximum Power - CARB Compliant
  • Portable Power Solution: Designed for easy portability, the iQ3500 is both durable and lightweight, making it...
  • Easy Start-Up: The generator features Electric Start with a battery included and an intuitive PowerDial that...
  • PowerRush Advance Technology: This portable inverter generator offers over 50 percent more starting capacity,...
  • Quieter Operation: The iQ3500 inverter generator offers a 40% reduction in noise compared to other generators,...
  • Smart and Reliable: Enjoy the convenience of USB ports for charging mobile devices, an Economy Mode for...

The Generac is a 212cc 4-stroke OHV generator capable of a running watts of 3000w and a starting watts of 3500w. The generator is compact and lightweight hence making it ideal for RV travellers and as a backup power source for various outdoor recreational activities. The generator features multiple power outlets that enable you to hook up a variety of appliances.

Starting the generator is via an electric starter or a simple manual pull and start mechanism. The Generac iQ3500 comes with a fuel capacity of 2.6 gallons that is capable of a run time of up to 14.1 hours at full tank. The Generac produces clean sine wave of <3% THD and this allows it to power sensitive electronics.

The Generac is a portable generator with a weight of 109.1 lbs. and this makes it a bit harder to carry around even though it is rated as a portable generator. It does come with carrying handles for easier transportation. Operation of the Generac iQ3500 is via its control panel that consists of a digital data center that shows you the status of various metrics like lifetime run hours, fuel level, and power output. You also get a host of indicators that show you when the oil level is running low, or when you are experiencing generator overload.

The Generac iQ3500 stands out because it does come with 2 USB ports and a 25amp for your parallel connections. You also get two 20amp 5-20R outlets and one 30amp L5-30R outlet. The Generac generator come with an innovative Power rush technology that gives the unit 50% more starting power. The Generac iQ3500 is CARB compliant meaning you can purchase it in each of the 50 states.

What we liked:

  • Capable generator with enough running and starting watts
  • Large fuel capacity
  • Quiet enough to run your sensitive electronics
  • Awesome control panel

What we did not like:

Is a bit heavy and lacks transport wheels hence reducing its portability

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Verdict: So, which is better – Predator 3500 vs. Generac 3500

While both generators have the same power output, the Generac iQ3500 has a longer running time which makes it better suited for power outages. However, our winner is the Predator 3500 because of the two it is more portable due to its weight and its four transport wheels.


Is it easy to move the Generac iQ3500 around?

No, the Generac is a bit heavier than other portable generators and lacks transport wheels

What is the run time for the predator 3500?

The predator on a full tank has a run time of 11 hours which is nice for a normal household with average power consumption