| Model Year | 2006 | 2013 | |
| Model | Mercedes-Benz C-Class | BMW 6-Series | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan | 2dr Coupe | |
| Difference | |||
| Wheelbase | 106.9 in | 112.4 in | -5.5 in |
| Length | 178.4 in | 192.8 in | -14.4 in |
| Width | 68.0 in | 74.6 in | -6.6 in |
| Height | 55.6 in | 53.9 in | 1.7 in |
| Curb Weight | 3405 lb. | 4001 lb. | -596 lb. |
| Fuel Capacity | 16.4 gal. | 18.5 gal. | -2.1 gal. |
| Headroom, Row 1 | 38.9 in | 40.0 in | -1.1 in |
| Shoulder Room, Row 1 | 53.1 in | 56.9 in | -3.8 in |
| Hip Room, Row 1 | 51.9 in | 0.0 in | 51.9 in |
| Legroom, Row 1 | 41.7 in | 42.1 in | -0.4 in |
| Headroom, Row 2 | 37.3 in | 35.7 in | 1.6 in |
| Shoulder Room, Row 2 | 54.3 in | 49.7 in | 4.6 in |
| Hip Room, Row 2 | 54.5 in | 0.0 in | 54.5 in |
| Legroom, Row 2 | 33.0 in | 30.5 in | 2.5 in |
| Total Legroom | 74.7 in (over 2 rows) | 72.6 in (over 2 rows) | 2.1 in |
| Cargo Volume | 12.2 ft3 | 16.2 ft3 | -4 ft3 |
| 2006 Mercedes-Benz C-Class Seat Room and Comfort: Pros | ||
| Year | Body/Powertrain | Comment |
| 2005 | 4dr Sedan 168-horsepower 2.6L V6 5-speed shiftable automatic AWD |
Easy to drive for many hours at as time, good trip car. Very comfortable, smooth ride. see full Mercedes-Benz C-Class review |
| 2006 Mercedes-Benz C-Class Seat Room and Comfort: Cons | ||
| Year | Body/Powertrain | Comment |
| 2006 | 4dr Sedan supercharged 154hp 1.8L I4 5-speed shiftable automatic RWD |
Rear seats are narrow and hard. The centre seat is only usable for very small people on very short trips. see full Mercedes-Benz C-Class review |
| 2006 | 4dr Sedan 201-horsepower 2.5L V6 7-speed shiftable automatic RWD |
There is no rear seat room. see full Mercedes-Benz C-Class review |
| 2006 | 4dr Sedan 228-horsepower 3.0L V6 7-speed shiftable automatic RWD |
fake leather is too cheap for a m-b. seats too hard. see full Mercedes-Benz C-Class review |
None of our members have yet commented on the seat room and comfort of the 2013 BMW 6-Series.