WEN 56400iX Inverter Generator vs Champion 4000W Dual Fuel Inverter

The WEN 56400iX is the better pick for RV owners who want more running watts, electric start and quieter operation. It delivers 3200 running watts versus 3000 on the Champion, runs at 57 dBA versus 64 dBA, and adds a keyless push-button start with pull-cord backup. The Champion's edge is weight and fuel flexibility: it weighs about 52 lbs against roughly 99 lbs for the WEN and runs on gasoline or propane, though its listed specs show recoil start only. Owners of both praise the CO auto-shutoff; the WEN's heavier build suits a fixed spot like a trailer tongue, while the Champion is easier to lift into a truck bed.

• Choose the WEN 56400iX if you want the most running watts, the quietest operation and push-button starting for an RV or home backup setup that stays in one place.
• Choose the Champion if you need a lighter unit you can lift alone and want dual-fuel capability for propane backup.