| Model Year | 2013 | 2007 | |
| Model | Mercedes-Benz SLS AMG | BMW 7-Series | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 2dr Coupe | 4dr Sedan | |
| Difference | |||
| Wheelbase | 105.5 in | 117.7 in | -12.2 in |
| Length | 182.6 in | 198.4 in | -15.8 in |
| Width | 76.3 in | 74.9 in | 1.4 in |
| Height | 49.3 in | 58.7 in | -9.4 in |
| Curb Weight | 3726 lb. | 4486 lb. | -760 lb. |
| Fuel Capacity | 22.5 gal. | 23.3 gal. | -0.8 gal. |
| Headroom, Row 1 | 39.0 in | 39.2 in | -0.2 in |
| Shoulder Room, Row 1 | 58.4 in | 59.3 in | -0.9 in |
| Hip Room, Row 1 | 63.2 in | 0.0 in | 63.2 in |
| Legroom, Row 1 | 41.7 in | 41.3 in | 0.4 in |
| Headroom, Row 2 | 0.0 in | 38.5 in | -38.5 in |
| Shoulder Room, Row 2 | 0.0 in | 58.7 in | -58.7 in |
| Legroom, Row 2 | 0.0 in | 37.2 in | -37.2 in |
| Total Legroom | 41.7 in (over 1 rows) | 78.5 in (over 2 rows) | -36.8 in |
| Cargo Volume | 6.2 ft3 | 18.0 ft3 | -11.8 ft3 |
None of our members have yet commented on the seat room and comfort of the 2013 Mercedes-Benz SLS AMG.
None of our members have yet commented on the seat room and comfort of the 2007 BMW 7-Series.