| Model Year | 2017 | 2006 | |
| Model | Mercedes-Benz GLS | Audi TT | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr SUV | 2dr Hatch | |
| Difference | |||
| Wheelbase | 121.1 in | 95.4 in | 25.7 in |
| Length | 202.0 in | 159.1 in | 42.9 in |
| Width | 76.1 in | 73.1 in | 3 in |
| Height | 72.8 in | 53.0 in | 19.8 in |
| Curb Weight | 5400 lb. | 2957 lb. | 2443 lb. |
| Fuel Capacity | 26.4 gal. | 14.5 gal. | 11.9 gal. |
| Headroom, Row 1 | 41.2 in | 37.8 in | 3.4 in |
| Shoulder Room, Row 1 | 58.5 in | 55.6 in | 2.9 in |
| Legroom, Row 1 | 40.3 in | 41.2 in | -0.9 in |
| Headroom, Row 2 | 40.0 in | 32.6 in | 7.4 in |
| Shoulder Room, Row 2 | 58.3 in | 48.1 in | 10.2 in |
| Legroom, Row 2 | 38.5 in | 20.2 in | 18.3 in |
| Headroom, Row 3 | 38.9 in | 0.0 in | 38.9 in |
| Shoulder Room, Row 3 | 50.5 in | 0.0 in | 50.5 in |
| Legroom, Row 3 | 35.0 in | 0.0 in | 35 in |
| Total Legroom | 113.8 in (over 3 rows) | 61.4 in (over 2 rows) | 52.4 in |
| Cargo Volume, Minimum | 16.0 ft3 | 13.8 ft3 | 2.2 ft3 |
| Cargo Volume, Behind R2 | 49.4 ft3 | 13.8 | 35.6 ft3 |
| Cargo Volume, Maximum | 93.8 ft3 | 24.2 ft3 | 69.6 ft3 |
None of our members have yet commented on the seat room and comfort of the 2017 Mercedes-Benz GLS.
| 2006 Audi TT Seat Room and Comfort: Cons | ||
| Year | Body/Powertrain | Comment |
| 2005 | 2dr Hatch turbocharged 225hp 1.8L I4 6-speed manual AWD |
The rear seat is not designed for adults over 5 feet tall. Which means unless you have kids its just more storage space. see full Audi TT review |