Performance, power and 0-100 km/h
Both cars record the same 0-100 km/h time of 5.6 seconds. 2026 BMW 3 Series 330e xDrive has the higher listed output at 292 hp; 2024 Audi A8 50 TDI quattro is rated at 286 hp, a difference of 6 hp. The torque figures follow 2024 Audi A8 50 TDI quattro at 600 Nm and 2026 BMW 3 Series 330e xDrive at 420 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
2024 Audi A8 50 TDI quattro provides the larger quoted cargo volume: 505 litres versus 375 litres, a difference of 130 litres. 2024 Audi A8 50 TDI quattro is 481 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 BMW 3 Series 330e xDrive has the lower listed starting price at $48,900, compared with $89,900 for 2024 Audi A8 50 TDI quattro. 2026 BMW 3 Series 330e xDrive 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.