Performance, power and 0-100 km/h
2025 Tesla Model X Long Range has the quicker recorded 0-100 km/h time at 3.8 seconds, compared with 4.1 seconds for 2025 Audi Q8 SQ8 TFSI. 2025 Tesla Model X Long Range has the higher listed output at 670 hp; 2025 Audi Q8 SQ8 TFSI is rated at 507 hp, a difference of 163 hp. The torque figures follow 2025 Tesla Model X Long Range at 840 Nm and 2025 Audi Q8 SQ8 TFSI at 770 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
Range and energy-use figures are either not shared by both cars or not directly comparable across these powertrain types.
Dimensions, cargo space and towing
2025 Tesla Model X Long Range provides the larger quoted cargo volume: 907 litres versus 605 litres, a difference of 302 litres. 2025 Audi Q8 SQ8 TFSI carries the higher towing rating at 3,500 kg, while 2025 Tesla Model X Long Range is listed at 2,268 kg. 2025 Tesla Model X Long Range is 51 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
2025 Tesla Model X Long Range has the lower listed starting price at $79,990, compared with $97,900 for 2025 Audi Q8 SQ8 TFSI. 2025 Tesla Model X Long Range 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.