| Model Year | 2014 | 2015 | |
| Model | Mercedes-Benz CL-Class | BMW X4 | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 2dr Coupe | 4dr SUV | |
| Difference | |||
| Wheelbase | 116.3 in | 110.6 in | 5.7 in |
| Length | 200.6 in | 184.3 in | 16.3 in |
| Width | 73.7 in | 74.1 in | -0.4 in |
| Height | 55.8 in | 63.9 in | -8.1 in |
| Curb Weight | 4619 lb. | 4130 lb. | 489 lb. |
| Fuel Capacity | 23.8 gal. | 17.7 gal. | 6.1 gal. |
| Headroom, Row 1 | 36.9 in | 40.0 in | -3.1 in |
| Shoulder Room, Row 1 | 59.3 in | 57.2 in | 2.1 in |
| Hip Room, Row 1 | 62.0 in | 0.0 in | 62 in |
| Legroom, Row 1 | 42.2 in | 40.4 in | 1.8 in |
| Headroom, Row 2 | 36.4 in | 37.4 in | -1 in |
| Shoulder Room, Row 2 | 55.2 in | 56.0 in | -0.8 in |
| Hip Room, Row 2 | 56.0 in | 0.0 in | 56 in |
| Legroom, Row 2 | 32.2 in | 34.8 in | -2.6 in |
| Total Legroom | 74.4 in (over 2 rows) | 75.2 in (over 2 rows) | -0.8 in |
| Cargo Volume, Minimum | 13.5 ft3 | 17.7 ft3 | -4.2 ft3 |
| Cargo Volume, Maximum | 13.5 ft3 | 49.4 ft3 | -35.9 ft3 |
None of our members have yet commented on the seat room and comfort of the 2014 Mercedes-Benz CL-Class.
None of our members have yet commented on the seat room and comfort of the 2015 BMW X4.