| Model Year | 2012 | 2015 | |
| Model | Mercedes-Benz CL-Class | BMW 4-Series Gran Coupe | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 2dr Coupe | 4dr Hatch | |
| Difference | |||
| Wheelbase | 116.3 in | 111.0 in | 5.3 in |
| Length | 200.6 in | 182.5 in | 18.1 in |
| Width | 73.7 in | 71.8 in | 1.9 in |
| Height | 55.8 in | 54.6 in | 1.2 in |
| Curb Weight | 4619 lb. | 3610 lb. | 1009 lb. |
| Fuel Capacity | 23.8 gal. | 15.8 gal. | 8 gal. |
| Headroom, Row 1 | 36.9 in | 39.8 in | -2.9 in |
| Shoulder Room, Row 1 | 59.3 in | 54.8 in | 4.5 in |
| Hip Room, Row 1 | 62.0 in | 0.0 in | 62 in |
| Legroom, Row 1 | 42.2 in | 42.2 in | 0 in |
| Headroom, Row 2 | 36.4 in | 37.2 in | -0.8 in |
| Shoulder Room, Row 2 | 55.2 in | 54.3 in | 0.9 in |
| Hip Room, Row 2 | 56.0 in | 0.0 in | 56 in |
| Legroom, Row 2 | 32.2 in | 33.7 in | -1.5 in |
| Total Legroom | 74.4 in (over 2 rows) | 75.9 in (over 2 rows) | -1.5 in |
| Cargo Volume, Minimum | 13.5 ft3 | 17.0 ft3 | -3.5 ft3 |
| Cargo Volume, Maximum | 13.5 ft3 | 45.9 ft3 | -32.4 ft3 |
None of our members have yet commented on the seat room and comfort of the 2012 Mercedes-Benz CL-Class.
None of our members have yet commented on the seat room and comfort of the 2015 BMW 4-Series Gran Coupe.