PureDrive PureStorage II 10kWh vs GivEnergy 9.5kWh Battery: kWh, warranty and £/kWh compared

Head-to-head UK comparison of the PureDrive PureStorage II 10kWh and GivEnergy 9.5kWh Battery on the metrics that determine real value: usable capacity, warranty, round-trip efficiency and cost per usable kWh.

PureDrive PureStorage II 10kWhGivEnergy 9.5kWh Battery
Usable kWh109.5
Rated kWh109.5
Round-trip efficiency92%90%
Warranty10y12y
Installed cost£5,800£5,400
Cost per usable kWh£580£568