Last modified:: Oct 19, 2025

GMC Hummer EV SUV 3x charging curve & performance

Below is the charging curve for GMC Hummer EV SUV 3x, illustrating the charging speed at various battery levels. Additionally, graphs for range and time provide comprehensive details on charging performance.

225.0 kWh — Ultium 24 module

Spec Value
Average charging speed 0 - 100% 90.3 kW
Average charging speed 10-100% 83.8 kW
Average charging speed 10-90% 117.6 kW
Average charging speed 10-80% 181.6 kW
Max C-Rate 1.53
Average C-Rate 0.97
Optimum charging area 1% – 48%
Optimum charging speed included 5 minutes loss 240.8 kW
Optimum charge stop time 25m 10s
Spec Value
Charging time 0 - 100% 2 h 22 m 48 s
Charging time 10-100% 2 h 18 m 34 s
Charging time 10-80% 49 m 42 s
EPA cycle WLTP cycle 70 mph 120 km/h
Range per minute 0-100% 3.5 km (2.2 mi) ? 3.9 km (2.4 mi) 3.5 km (2.2 mi)
Range per minute 10-100% 3.3 km (2.1 mi) ? 3.6 km (2.2 mi) 3.2 km (2.0 mi)
Range per minute 10-80% 7.1 km (4.4 mi) ? 7.9 km (4.9 mi) 7.0 km (4.4 mi)

Charging Data

SOC Speed Time Energy charged