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EcoFlow RIVER 3 comes with a 2-year warranty, while EcoFlow RIVER 3 Plus offers up to a 5-year warranty.
In bypass mode, EcoFlow RIVER 3 supports AC output up to 300W while charging the battery. In bypass mode, EcoFlow RIVER 3 Plus supports AC output up to 600W while charging the battery.
You can enable silent mode in the app under Settings -> Input/Output Settings -> AC Charging Speed. In this mode, the AC charging power for EcoFlow RIVER 3 is reduced to below 50W, and for EcoFlow RIVER 3 Plus, it is reduced to below 80W, minimizing noise.
EcoFlow RIVER 3 and RIVER 3 Plus use LiFePO4 (LFP) cells, which remain over 80% capacity after 3,000 cycles.
Yes, it supports up to 140W of bidirectional USB-C charging and discharging.