| Model Year | 2014 | 2009 | |
| Model | Audi A4 / S4 | Mercedes-Benz CLK | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan | 2dr Coupe | |
| Difference | |||
| Wheelbase | 110.6 in | 106.9 in | 3.7 in |
| Length | 185.1 in | 183.2 in | 1.9 in |
| Width | 71.9 in | 68.5 in | 3.4 in |
| Height | 56.2 in | 55.4 in | 0.8 in |
| Curb Weight | 3509 lb. | 3585 lb. | -76 lb. |
| Fuel Capacity | 16.9 gal. | 16.4 gal. | 0.5 gal. |
| Headroom, Row 1 | 40.0 in | 37.1 in | 2.9 in |
| Shoulder Room, Row 1 | 55.5 in | 53.2 in | 2.3 in |
| Hip Room, Row 1 | 0.0 in | 53.7 in | -53.7 in |
| Legroom, Row 1 | 41.3 in | 42.0 in | -0.7 in |
| Headroom, Row 2 | 37.5 in | 35.8 in | 1.7 in |
| Shoulder Room, Row 2 | 54.3 in | 49.3 in | 5 in |
| Hip Room, Row 2 | 0.0 in | 45.9 in | -45.9 in |
| Legroom, Row 2 | 35.2 in | 33.0 in | 2.2 in |
| Total Legroom | 76.5 in (over 2 rows) | 75 in (over 2 rows) | 1.5 in |
| Cargo Volume | 12.4 ft3 | 10.4 ft3 | 2 ft3 |
None of our members have yet commented on the seat room and comfort of the 2014 Audi A4 / S4.
None of our members have yet commented on the seat room and comfort of the 2009 Mercedes-Benz CLK.