| Model Year | 2012 | 2011 | |
| Model | Mercedes-Benz SLS AMG | BMW 1-Series | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 2dr Coupe | 2dr Coupe | |
| Difference | |||
| Wheelbase | 105.5 in | 104.7 in | 0.8 in |
| Length | 182.6 in | 171.7 in | 10.9 in |
| Width | 76.3 in | 68.8 in | 7.5 in |
| Height | 49.3 in | 56.0 in | -6.7 in |
| Curb Weight | 3571 lb. | 3252 lb. | 319 lb. |
| Fuel Capacity | 22.5 gal. | 14.0 gal. | 8.5 gal. |
| Headroom, Row 1 | 39.0 in | 37.9 in | 1.1 in |
| Shoulder Room, Row 1 | 58.4 in | 54.0 in | 4.4 in |
| Hip Room, Row 1 | 63.2 in | 0.0 in | 63.2 in |
| Legroom, Row 1 | 41.7 in | 41.4 in | 0.3 in |
| Headroom, Row 2 | 0.0 in | 37.1 in | -37.1 in |
| Shoulder Room, Row 2 | 0.0 in | 53.4 in | -53.4 in |
| Legroom, Row 2 | 0.0 in | 32.0 in | -32 in |
| Total Legroom | 41.7 in (over 1 rows) | 73.4 in (over 2 rows) | -31.7 in |
| Cargo Volume | 6.2 ft3 | 10.0 ft3 | -3.8 ft3 |
None of our members have yet commented on the seat room and comfort of the 2012 Mercedes-Benz SLS AMG.
None of our members have yet commented on the seat room and comfort of the 2011 BMW 1-Series.