| Model Year | 2020 | 2011 | |
| Model | Audi A8 / S8 | Mercedes-Benz SLK | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan, ext. | 2dr Hardtop conv. | |
| Difference | |||
| Wheelbase | 123.2 in | 95.7 in | 27.5 in |
| Length | 208.7 in | 160.7 in | 48 in |
| Width | 76.6 in | 70.4 in | 6.2 in |
| Height | 58.6 in | 51.0 in | 7.6 in |
| Curb Weight | 4773 lb. | 3209 lb. | 1564 lb. |
| Fuel Capacity | 21.7 gal. | 18.5 gal. | 3.2 gal. |
| Headroom, Row 1 | 38.3 in | 37.9 in | 0.4 in |
| Shoulder Room, Row 1 | 59.1 in | 52.2 in | 6.9 in |
| Hip Room, Row 1 | 0.0 in | 54.6 in | -54.6 in |
| Legroom, Row 1 | 41.5 in | 42.5 in | -1 in |
| Headroom, Row 2 | 38.5 in | 0.0 in | 38.5 in |
| Shoulder Room, Row 2 | 57.6 in | 0.0 in | 57.6 in |
| Legroom, Row 2 | 44.3 in | 0.0 in | 44.3 in |
| Total Legroom | 85.8 in (over 2 rows) | 42.5 in (over 1 rows) | 43.3 in |
| Cargo Volume, Minimum | 12.5 ft3 | 6.5 ft3 | 6 ft3 |
| Cargo Volume, Maximum | 12.5 ft3 | 9.8 ft3 | 2.7 ft3 |
None of our members have yet commented on the seat room and comfort of the 2020 Audi A8 / S8.
None of our members have yet commented on the seat room and comfort of the 2011 Mercedes-Benz SLK.