| Model Year | 2020 | 2008 | |
| Model | Mercedes-Benz C-Class | Porsche Cayenne | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan | 4dr SUV | |
| Difference | |||
| Wheelbase | 2,840 mm | 2,855 mm | 0 mm |
| Length | 4,686 mm | 4,798 mm | 0 mm |
| Width | 1,811 mm | 1,930 mm | 0 mm |
| Height | 1,443 mm | 1,699 mm | 0 mm |
| Curb Weight | 1,575 kg | 2,160 kg | -1 kg |
| Fuel Capacity | 66 L | 100 L | -34 L |
| Headroom, Row 1 | 942 mm | 1,008 mm | 941 mm |
| Shoulder Room, Row 1 | 1,405 mm | 1,486 mm | 0 mm |
| Hip Room, Row 1 | 0 mm | 1,458 mm | -1 mm |
| Legroom, Row 1 | 1,059 mm | 1,031 mm | 0 mm |
| Headroom, Row 2 | 942 mm | 988 mm | -46 mm |
| Shoulder Room, Row 2 | 1,397 mm | 1,440 mm | 0 mm |
| Hip Room, Row 2 | 0 mm | 1,354 mm | -1 mm |
| Legroom, Row 2 | 894 mm | 914 mm | -20 mm |
| Total Legroom | 1,953 mm (over 2 rows) | 1,946 mm (over 2 rows) | 0 mm |
| Cargo Volume, Minimum | 357 L | 541 L | -184 L |
| Cargo Volume, Maximum | 12.6 | 1,770 L | 11.6 |
None of our members have yet commented on the seat room and comfort of the 2020 Mercedes-Benz C-Class.
None of our members have yet commented on the seat room and comfort of the 2008 Porsche Cayenne.