Blackout Sizer Calculator
EN
Home›Inverter & Portable Generators›Compare

Firman WH02942 vs WEN 56455i

Firman WH02942

Firman WH02942

2900 W running · dual-fuel

Check on Amazon →
WEN 56455i

WEN 56455i

3500 W running · gasoline

Check on Amazon →

What is the difference?

The Firman WH02942 has 2.9 kW of running power, 3.2 kW peak. The WEN 56455i has 3.5 kW of running power, 4.5 kW peak.

The Firman WH02942 is dual-fuel, the WEN 56455i runs on gasoline.

The Firman WH02942 is rated at 58 dB, the WEN 56455i is rated at 57 dB.

Both have 120 V AC output.

Specs side by side

Firman WH02942WEN 56455i
Running W29003500
Peak W32004500
Fueldual-fuelgasoline
Tank (gal)—2.2
Run time @50 % (h)—8.5
Noise (dB)5857
CO shutoff——
Weight (lb)——
Warranty (yr)—2
Check on Amazon →Check on Amazon →

Specs as read from manufacturer pages on 2026-10-30 / 2026-10-26. Specs one maker does not list are left out of the comparison. Sponsored links; we may earn a commission.

Common questions

Which has more running watts, Firman WH02942 or WEN 56455i?

The WEN 56455i. More running watts: 3500 W vs 2900 W.

More comparisons

Compare other models → · All Firman models · All WEN models