| Model Year | 2012 | 2010 | |
| Model | Mercedes-Benz C-Class | Porsche Cayenne | |
| Engine | 6.2L V8 DOHC-4v 451 hp@6800 443 lb-ft@5000 |
turbocharged 4.8L V8 DOHC-4v 550 hp@6000 553 lb-ft@2250 |
|
| Transmission | 7-speed shiftable automatic | 6-speed shiftable automatic | |
| Drivetrain | RWD | AWD w/low range | |
| Body | 4dr Sedan | 4dr SUV | |
| Difference | |||
| Wheelbase | 108.7 in | 112.4 in | -3.7 in |
| Length | 180.7 in | 188.9 in | -8.2 in |
| Width | 69.7 in | 76.0 in | -6.3 in |
| Height | 56.3 in | 66.9 in | -10.6 in |
| Curb Weight | 3924 lb. | 5192 lb. | -1268 lb. |
| Fuel Capacity | 17.4 gal. | 26.4 gal. | -9 gal. |
| Headroom, Row 1 | 37.1 in | 39.7 in | -2.6 in |
| Shoulder Room, Row 1 | 54.7 in | 58.5 in | -3.8 in |
| Hip Room, Row 1 | 52.3 in | 57.4 in | -5.1 in |
| Legroom, Row 1 | 41.7 in | 40.6 in | 1.1 in |
| Headroom, Row 2 | 36.9 in | 38.9 in | -2 in |
| Shoulder Room, Row 2 | 55.0 in | 56.7 in | -1.7 in |
| Hip Room, Row 2 | 54.9 in | 53.3 in | 1.6 in |
| Legroom, Row 2 | 33.4 in | 36.0 in | -2.6 in |
| Total Legroom | 75.1 in (over 2 rows) | 76.6 in (over 2 rows) | -1.5 in |
| Cargo Volume, Minimum | 12.4 ft3 | 19.1 ft3 | -6.7 ft3 |
| Cargo Volume, Maximum | 12.4 ft3 | 62.5 ft3 | -50.1 ft3 |
None of our members have yet commented on the seat room and comfort of the 2012 Mercedes-Benz C-Class.
None of our members have yet commented on the seat room and comfort of the 2010 Porsche Cayenne.