| Model Year | 2018 | 2011 | |
| Model | BMW X4 | Mercedes-Benz C-Class | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr SUV | 4dr Sedan | |
| Difference | |||
| Wheelbase | 110.6 in | 108.7 in | 1.9 in |
| Length | 184.3 in | 182.3 in | 2 in |
| Width | 74.1 in | 69.7 in | 4.4 in |
| Height | 63.9 in | 56.3 in | 7.6 in |
| Curb Weight | 4130 lb. | 3527 lb. | 603 lb. |
| Fuel Capacity | 17.7 gal. | 17.4 gal. | 0.3 gal. |
| Headroom, Row 1 | 40.0 in | 37.1 in | 2.9 in |
| Shoulder Room, Row 1 | 57.2 in | 54.7 in | 2.5 in |
| Hip Room, Row 1 | 0.0 in | 52.3 in | -52.3 in |
| Legroom, Row 1 | 40.4 in | 41.7 in | -1.3 in |
| Headroom, Row 2 | 37.4 in | 36.9 in | 0.5 in |
| Shoulder Room, Row 2 | 56.0 in | 55.1 in | 0.9 in |
| Hip Room, Row 2 | 0.0 in | 54.9 in | -54.9 in |
| Legroom, Row 2 | 34.8 in | 33.4 in | 1.4 in |
| Total Legroom | 75.2 in (over 2 rows) | 75.1 in (over 2 rows) | 0.1 in |
| Cargo Volume, Minimum | 17.7 ft3 | 12.4 ft3 | 5.3 ft3 |
| Cargo Volume, Maximum | 49.4 ft3 | 12.4 ft3 | 37 ft3 |
None of our members have yet commented on the seat room and comfort of the 2018 BMW X4.
| 2011 Mercedes-Benz C-Class Seat Room and Comfort: Pros | ||
| Year | Body/Powertrain | Comment |
| 2010 | 4dr Sedan 268-horsepower 3.5L V6 7-speed shiftable automatic RWD |
This car has a very small back seat. If you want to carry passengers for a long distance, get an E class. see full Mercedes-Benz C-Class review |