Performance, power and 0-100 km/h
2024 GMC Hummer EV Pickup EV2X has the quicker recorded 0-100 km/h time at 4.0 seconds, compared with 4.5 seconds for 2025 GMC Sierra EV Denali Edition 1. 2025 GMC Sierra EV Denali Edition 1 has the higher listed output at 754 hp; 2024 GMC Hummer EV Pickup EV2X is rated at 625 hp, a difference of 129 hp. The torque figures follow 2025 GMC Sierra EV Denali Edition 1 at 1,064 Nm and 2024 GMC Hummer EV Pickup EV2X at 1,050 Nm. These figures describe straight-line potential only; they do not establish braking performance, ride quality, steering response or durability under repeated hard use.
Range, battery, charging and efficiency
2025 GMC Sierra EV Denali Edition 1 carries the longer listed range at 515 km, against 483 km for 2024 GMC Hummer EV Pickup EV2X. 2024 GMC Hummer EV Pickup EV2X has the lower recorded consumption at 35.2 kWh/100km; 2025 GMC Sierra EV Denali Edition 1 is listed at 38.8 kWh/100km. Both list the same maximum DC charging power of 350 kW. Test cycle, temperature, wheel size and charging conditions can materially affect these results, so only figures measured on the same basis should be treated as directly comparable.
Dimensions, cargo space and towing
2025 GMC Sierra EV Denali Edition 1 carries the higher towing rating at 4,354 kg, while 2024 GMC Hummer EV Pickup EV2X is listed at 3,175 kg. 2025 GMC Sierra EV Denali Edition 1 is 413 mm longer overall. Exterior size is not a benefit by itself: a longer body may create useful room, but cargo shape, rear-seat space and ease of parking still require a physical inspection.
Price and overall assessment
2024 GMC Hummer EV Pickup EV2X has the lower listed starting price at $98,845, compared with $99,990 for 2025 GMC Sierra EV Denali Edition 1. 2025 GMC Sierra EV Denali Edition 1 leads in more of the shared headline fields, but that is not a universal verdict: a buyer should weight price, performance, range and utility rather than simply count category wins. The assessment is based on the specifications shown here; it is not presented as a two-car road test.