| Model Year | 2008 | 2018 | |
| Model | Mercedes-Benz CLS | Audi A8 / S8 | |
| Engine | 6.2L V8 DOHC-4v 507 hp@6800 465 lb-ft@5200 |
turbocharged 4.0L V8 DOHC-4v 605 hp@6100 517 lb-ft@1750 |
|
| Transmission | 7-speed shiftable automatic | 8-speed shiftable automatic | |
| Drivetrain | RWD | AWD | |
| Body | 4dr Sedan | 4dr Sedan | |
| Difference | |||
| Wheelbase | 112.4 in | 117.8 in | -5.4 in |
| Length | 193.0 in | 202.6 in | -9.6 in |
| Width | 73.7 in | 76.7 in | -3 in |
| Height | 54.7 in | 57.4 in | -2.7 in |
| Curb Weight | 4069 lb. | 4685 lb. | -616 lb. |
| Fuel Capacity | 21.1 gal. | 21.7 gal. | -0.6 gal. |
| Headroom, Row 1 | 36.9 in | 37.2 in | -0.3 in |
| Shoulder Room, Row 1 | 56.2 in | 59.1 in | -2.9 in |
| Hip Room, Row 1 | 58.0 in | 0.0 in | 58 in |
| Legroom, Row 1 | 42.1 in | 41.4 in | 0.7 in |
| Headroom, Row 2 | 36.1 in | 38.1 in | -2 in |
| Shoulder Room, Row 2 | 56.0 in | 57.8 in | -1.8 in |
| Hip Room, Row 2 | 57.6 in | 0.0 in | 57.6 in |
| Legroom, Row 2 | 35.0 in | 38.7 in | -3.7 in |
| Total Legroom | 77.1 in (over 2 rows) | 80.1 in (over 2 rows) | -3 in |
| Cargo Volume | 15.8 ft3 | 14.2 ft3 | 1.6 ft3 |
None of our members have yet commented on the seat room and comfort of the 2008 Mercedes-Benz CLS.
None of our members have yet commented on the seat room and comfort of the 2018 Audi A8 / S8.