Performance, power and 0-100 km/h
2026 Audi e-tron GT RS has the quicker recorded 0-100 km/h time at 2.8 seconds, compared with 5.6 seconds for 2026 Mercedes-Benz EQS 450+. 2026 Audi e-tron GT RS has the higher listed output at 646 hp; 2026 Mercedes-Benz EQS 450+ is rated at 360 hp, a difference of 286 hp. The torque figures follow 2026 Audi e-tron GT RS at 830 Nm and 2026 Mercedes-Benz EQS 450+ at 568 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 Mercedes-Benz EQS 450+ carries the longer listed range at 806 km, against 500 km for 2026 Audi e-tron GT RS. 2026 Mercedes-Benz EQS 450+ has the lower recorded consumption at 15.5 kWh/100km; 2026 Audi e-tron GT RS is listed at 20.2 kWh/100km. 2026 Audi e-tron GT RS has the higher listed DC charging ceiling at 320 kW, compared with 200 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
2026 Mercedes-Benz EQS 450+ provides the larger quoted cargo volume: 610 litres versus 405 litres, a difference of 205 litres. 2026 Mercedes-Benz EQS 450+ is 234 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 Mercedes-Benz EQS 450+ has the lower listed starting price at $106,400, compared with $165,500 for 2026 Audi e-tron GT RS. 2026 Mercedes-Benz EQS 450+ 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.