| Model Year | 2015 | 2023 | |
| Model | Audi A8 / S8 | Mercedes-Benz S-Class | |
| Engine | 6.3L W12 DOHC-4v 500 hp@6200 463 lb-ft@4750 |
turbocharged 4.0L V8 Hybrid DOHC-4v 496 hp@5500 516 lb-ft@2000 |
|
| Transmission | 8-speed shiftable automatic | 9-speed shiftable automatic | |
| Drivetrain | AWD | AWD | |
| Body | 4dr Sedan, ext. | 4dr Sedan, ext. | |
| Difference | |||
| Wheelbase | 122.9 in | 126.6 in | -3.7 in |
| Length | 207.4 in | 208.2 in | -0.8 in |
| Width | 76.7 in | 76.9 in | -0.2 in |
| Height | 57.9 in | 59.2 in | -1.3 in |
| Curb Weight | 4806 lb. | 4762 lb. | 44 lb. |
| Fuel Capacity | 21.7 gal. | 22.1 gal. | -0.4 gal. |
| Headroom, Row 1 | 37.2 in | 42.1 in | -4.9 in |
| Shoulder Room, Row 1 | 59.1 in | 59.6 in | -0.5 in |
| Legroom, Row 1 | 41.4 in | 41.7 in | -0.3 in |
| Headroom, Row 2 | 39.1 in | 39.4 in | -0.3 in |
| Shoulder Room, Row 2 | 57.8 in | 59.0 in | -1.2 in |
| Legroom, Row 2 | 42.9 in | 43.8 in | -0.9 in |
| Total Legroom | 84.3 in (over 2 rows) | 85.5 in (over 2 rows) | -1.2 in |
| Cargo Volume | 14.2 ft3 | 12.9 ft3 | 1.3 ft3 |
None of our members have yet commented on the seat room and comfort of the 2015 Audi A8 / S8.
None of our members have yet commented on the seat room and comfort of the 2023 Mercedes-Benz S-Class.