| Model Year | 2015 | 2021 | |
| Model | Mercedes-Benz SLK | Mini Countryman | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 2dr Hardtop conv. | 4dr SUV | |
| Difference | |||
| Wheelbase | 95.7 in | 105.1 in | -9.4 in |
| Length | 162.8 in | 169.8 in | -7 in |
| Width | 71.5 in | 71.7 in | -0.2 in |
| Height | 51.2 in | 61.3 in | -10.1 in |
| Curb Weight | 3241 lb. | 3443 lb. | -202 lb. |
| Fuel Capacity | 15.9 gal. | 16.1 gal. | -0.2 gal. |
| Headroom, Row 1 | 38.0 in | 39.9 in | -1.9 in |
| Shoulder Room, Row 1 | 52.2 in | 54.8 in | -2.6 in |
| Legroom, Row 1 | 42.5 in | 40.4 in | 2.1 in |
| Headroom, Row 2 | 0.0 in | 37.5 in | -37.5 in |
| Shoulder Room, Row 2 | 0.0 in | 54.0 in | -54 in |
| Legroom, Row 2 | 0.0 in | 37.6 in | -37.6 in |
| Total Legroom | 42.5 in (over 1 rows) | 78 in (over 2 rows) | -35.5 in |
| Cargo Volume, Minimum | 6.4 ft3 | 17.6 ft3 | -11.2 ft3 |
| Cargo Volume, Maximum | 10.1 ft3 | 47.6 ft3 | -37.5 ft3 |
None of our members have yet commented on the seat room and comfort of the 2015 Mercedes-Benz SLK.
None of our members have yet commented on the seat room and comfort of the 2021 Mini Countryman.