The GMC Hummer EV is massive ... and BusinessInsider. Whereas the battery sizes of most range-topping full-size luxury electric sedans or SUVs top out at around 100 kWh, the 24-module Ultium ...
In its highest form, the GMC Hummer EV features a 212-kWh battery pack. That's over three times the size compared to the Chevrolet Bolt, and double the size of the Cadillac Lyriq and Chevrolet ...