| Model Year | 2017 | 2021 | |
| Model | Audi A8 / S8 | Mercedes-Benz CLA | |
| Engine | turbocharged 4.0L V8 DOHC-4v 605 hp@6100 517 lb-ft@1750 |
turbocharged 2.0L I4 DOHC-4v 382 hp@6500 354 lb-ft@4750 |
|
| Transmission | 8-speed shiftable automatic | 8-speed automated manual | |
| Drivetrain | AWD | AWD | |
| Body | 4dr Sedan | 4dr Sedan | |
| Difference | |||
| Wheelbase | 117.8 in | 107.4 in | 10.4 in |
| Length | 202.6 in | 184.6 in | 18 in |
| Width | 76.7 in | 72.0 in | 4.7 in |
| Height | 57.4 in | 56.7 in | 0.7 in |
| Curb Weight | 4685 lb. | 3660 lb. | 1025 lb. |
| Fuel Capacity | 21.7 gal. | 13.5 gal. | 8.2 gal. |
| Headroom, Row 1 | 37.2 in | 38.5 in | -1.3 in |
| Shoulder Room, Row 1 | 59.1 in | 55.1 in | 4 in |
| Legroom, Row 1 | 41.4 in | 41.8 in | -0.4 in |
| Headroom, Row 2 | 38.1 in | 35.7 in | 2.4 in |
| Shoulder Room, Row 2 | 57.8 in | 54.0 in | 3.8 in |
| Legroom, Row 2 | 38.7 in | 33.9 in | 4.8 in |
| Total Legroom | 80.1 in (over 2 rows) | 75.7 in (over 2 rows) | 4.4 in |
| Cargo Volume | 14.2 ft3 | 11.6 ft3 | 2.6 ft3 |
None of our members have yet commented on the seat room and comfort of the 2017 Audi A8 / S8.
None of our members have yet commented on the seat room and comfort of the 2021 Mercedes-Benz CLA.