GivEnergy All in One vs Fox ESS EP11: kWh, warranty and £/kWh compared

Head-to-head UK comparison of the GivEnergy All in One and Fox ESS EP11 on the metrics that determine real value: usable capacity, warranty, round-trip efficiency and cost per usable kWh.

GivEnergy All in OneFox ESS EP11
Usable kWh13.510.36
Rated kWh13.510.5
Round-trip efficiency92%91%
Warranty12y10y
Installed cost£8,200£6,200
Cost per usable kWh£607£598