| Model Year | 2013 | 2023 | |
| Model | Mercedes-Benz SLS AMG | BMW XM | |
| Engine | 6.2L V8 DOHC-4v 583 hp@6800 479 lb-ft@4750 |
turbocharged 4.4L V8 Plug-in Hybrid DOHC-4v 483 hp@5400 479 lb-ft@1600 |
|
| Transmission | 7-speed shiftable automatic | 8-speed shiftable automatic | |
| Drivetrain | RWD | AWD | |
| Body | 2dr Coupe | 4dr SUV | |
| Difference | |||
| Wheelbase | 105.5 in | 122.2 in | -16.7 in |
| Length | 182.6 in | 201.2 in | -18.6 in |
| Width | 76.3 in | 78.9 in | -2.6 in |
| Height | 49.3 in | 69.1 in | -19.8 in |
| Curb Weight | 3726 lb. | 6094 lb. | -2368 lb. |
| Fuel Capacity | 22.5 gal. | 18.2 gal. | 4.3 gal. |
| Headroom, Row 1 | 39.0 in | 40.4 in | -1.4 in |
| Shoulder Room, Row 1 | 58.4 in | 60.3 in | -1.9 in |
| Hip Room, Row 1 | 63.2 in | 0.0 in | 63.2 in |
| Legroom, Row 1 | 41.7 in | 40.4 in | 1.3 in |
| Headroom, Row 2 | 0.0 in | 38.8 in | -38.8 in |
| Shoulder Room, Row 2 | 0.0 in | 57.5 in | -57.5 in |
| Legroom, Row 2 | 0.0 in | 40.3 in | -40.3 in |
| Total Legroom | 41.7 in (over 1 rows) | 80.7 in (over 2 rows) | -39 in |
| Cargo Volume, Minimum | 6.2 ft3 | 18.6 ft3 | -12.4 ft3 |
| Cargo Volume, Behind R2 | 6.2 | 64.3 ft3 | -58.1 |
| Cargo Volume, Maximum | 6.2 ft3 | 64.3 ft3 | -58.1 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 2023 BMW XM.