Performance, power and 0-100 km/h
2025 GMC Terrain AT4 has the higher listed output at 252 hp; 2026 Acura ADX FWD is rated at 190 hp, a difference of 62 hp. The torque figures follow 2025 GMC Terrain AT4 at 370 Nm and 2026 Acura ADX FWD at 243 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
2026 Acura ADX FWD has the lower recorded consumption at 8.4 L/100km; 2025 GMC Terrain AT4 is listed at 9.0 L/100km. 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
2026 Acura ADX FWD provides the larger quoted cargo volume: 691 litres versus 648 litres, a difference of 43 litres. 2026 Acura ADX FWD is 61 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
2026 Acura ADX FWD has the lower listed starting price at $35,000, compared with $38,400 for 2025 GMC Terrain AT4. 2026 Acura ADX FWD 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.