Performance, power and 0-100 km/h
2024 Cadillac CT5-V Blackwing has the quicker recorded 0-100 km/h time at 3.6 seconds, compared with 5.6 seconds for 2024 Audi A8 50 TDI quattro. 2024 Cadillac CT5-V Blackwing has the higher listed output at 668 hp; 2024 Audi A8 50 TDI quattro is rated at 286 hp, a difference of 382 hp. The torque figures follow 2024 Cadillac CT5-V Blackwing at 893 Nm and 2024 Audi A8 50 TDI quattro at 600 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 340 litres, a difference of 165 litres. 2024 Audi A8 50 TDI quattro is 270 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 Audi A8 50 TDI quattro has the lower listed starting price at $89,900, compared with $92,990 for 2024 Cadillac CT5-V Blackwing. The measured categories split evenly, so the better choice depends on which attributes matter most. The assessment is based on the specifications shown here; it is not presented as a two-car road test.