| Model Year | 2015 | 2024 | |
| Model | Mercedes-Benz SLS AMG | BMW X4 | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 2dr Coupe | 4dr SUV | |
| Difference | |||
| Wheelbase | 105.5 in | 112.8 in | -7.3 in |
| Length | 182.6 in | 187.6 in | -5 in |
| Width | 76.3 in | 75.5 in | 0.8 in |
| Height | 49.3 in | 63.8 in | -14.5 in |
| Curb Weight | 3726 lb. | 4178 lb. | -452 lb. |
| Fuel Capacity | 22.5 gal. | 17.2 gal. | 5.3 gal. |
| Headroom, Row 1 | 39.0 in | 40.3 in | -1.3 in |
| Shoulder Room, Row 1 | 58.4 in | 57.5 in | 0.9 in |
| Hip Room, Row 1 | 63.2 in | 0.0 in | 63.2 in |
| Legroom, Row 1 | 41.7 in | 40.7 in | 1 in |
| Headroom, Row 2 | 0.0 in | 37.5 in | -37.5 in |
| Shoulder Room, Row 2 | 0.0 in | 56.0 in | -56 in |
| Legroom, Row 2 | 0.0 in | 35.5 in | -35.5 in |
| Total Legroom | 41.7 in (over 1 rows) | 76.2 in (over 2 rows) | -34.5 in |
| Cargo Volume, Minimum | 6.2 ft3 | 18.5 ft3 | -12.3 ft3 |
| Cargo Volume, Maximum | 6.2 ft3 | 50.5 ft3 | -44.3 ft3 |
None of our members have yet commented on the seat room and comfort of the 2015 Mercedes-Benz SLS AMG.
None of our members have yet commented on the seat room and comfort of the 2024 BMW X4.