Which one runs a whole house?

The DuroMax. Its 10,500 running watts, 240V output and 50A 14-50R outlet connect to a transfer switch. The 3,800-watt inverter is a 120V unit for a few circuits.

The 3,800-watt inverter, rated below 60 dB against 74 dB for the DuroMax. That is a big difference at 25 feet.

Is the inverter worth giving up that much power?

Yes if you are powering electronics, a fridge and lights, and want to move the unit alone. No if you need central air, a well pump or a 240V circuit.

Which runs longer on a tank?

The inverter: 13 hours on gasoline at half load versus about 8 hours for the DuroMax. On a 20 lb propane tank the inverter runs about 16 hours.

Can I move the DuroMax by myself?

It weighs 248 lbs. Use the wheel kit and a second person for ramps or stairs. The inverter is 107 lbs with flat-free tires.

Do both have CO shutdown?

Yes. The DuroMax has a CO sensor with automatic shutoff, and the inverter uses COsense technology.

DuroMax XP13000EH Generator vs iQ 3800 Dual-Fuel Inverter Generator

Buy the DuroMax XP13000EH if you need to run a whole house, a 240V well pump or central air. Buy the 3,800-watt dual-fuel inverter if you need quiet, clean power for a fridge, electronics and a few circuits. The gap is large: $1,298.82 at Outbound Power versus $849.00 at Amazon, both as of November 5, 2026. The DuroMax costs about $450 more and delivers roughly three times the running watts.

Today the iQ 3800 Dual-Fuel Inverter Generator costs $449.82 less at its best price.

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