| Model Year | 2007 | 2021 | |
| Model | Mercedes-Benz C-Class | Audi TT | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan | 2dr Hatch | |
| Difference | |||
| Wheelbase | 2,715 mm | 2,504 mm | 0 mm |
| Length | 4,531 mm | 4,191 mm | 0 mm |
| Width | 1,727 mm | 1,831 mm | 0 mm |
| Height | 1,412 mm | 1,354 mm | 0 mm |
| Curb Weight | 1,545 kg | 1,455 kg | 0 kg |
| Fuel Capacity | 62 L | 55 L | 7 L |
| Headroom, Row 1 | 988 mm | 942 mm | 46 mm |
| Shoulder Room, Row 1 | 1,349 mm | 1,361 mm | 0 mm |
| Hip Room, Row 1 | 1,318 mm | 0 mm | 1 mm |
| Legroom, Row 1 | 1,059 mm | 1,044 mm | 0 mm |
| Headroom, Row 2 | 947 mm | 859 mm | 88 mm |
| Shoulder Room, Row 2 | 1,379 mm | 1,217 mm | 0 mm |
| Hip Room, Row 2 | 1,384 mm | 0 mm | 1 mm |
| Legroom, Row 2 | 838 mm | 734 mm | 104 mm |
| Total Legroom | 1,897 mm (over 2 rows) | 1,778 mm (over 2 rows) | 0 mm |
| Cargo Volume, Minimum | 345 L | 340 L | 5 L |
| Cargo Volume, Maximum | 12.2 | 711 L | -698.8 |
| 2007 Mercedes-Benz C-Class Seat Room and Comfort: Cons | ||
| Year | Body/Powertrain | Comment |
| 2008 | 4dr Sedan 268-horsepower 3.5L V6 7-speed shiftable automatic RWD |
just ok see full Mercedes-Benz C-Class review |
| 2008 | 4dr Sedan supercharged 181hp 1.8L I4 5-speed shiftable automatic RWD |
too tight back there. see full Mercedes-Benz C-Class review |
| 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 2021 Audi TT.