| Model Year | 2023 | 2015 | |
| Model | Mercedes-Benz GLC | Audi A8 / S8 | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr SUV | 4dr Sedan, ext. | |
| Difference | |||
| Wheelbase | 113.1 in | 122.9 in | -9.8 in |
| Length | 185.7 in | 207.4 in | -21.7 in |
| Width | 74.4 in | 76.7 in | -2.3 in |
| Height | 64.6 in | 57.9 in | 6.7 in |
| Curb Weight | 4167 lb. | 4464 lb. | -297 lb. |
| Fuel Capacity | 17.4 gal. | 21.7 gal. | -4.3 gal. |
| Headroom, Row 1 | 40.7 in | 37.2 in | 3.5 in |
| Shoulder Room, Row 1 | 57.3 in | 59.1 in | -1.8 in |
| Legroom, Row 1 | 40.7 in | 41.4 in | -0.7 in |
| Headroom, Row 2 | 39.7 in | 39.1 in | 0.6 in |
| Shoulder Room, Row 2 | 56.6 in | 57.8 in | -1.2 in |
| Legroom, Row 2 | 37.4 in | 42.9 in | -5.5 in |
| Total Legroom | 78.1 in (over 2 rows) | 84.3 in (over 2 rows) | -6.2 in |
| Cargo Volume, Minimum | 21.9 ft3 | 14.2 ft3 | 7.7 ft3 |
| Cargo Volume, Maximum | 56.3 ft3 | 14.2 ft3 | 42.1 ft3 |
None of our members have yet commented on the seat room and comfort of the 2023 Mercedes-Benz GLC.
None of our members have yet commented on the seat room and comfort of the 2015 Audi A8 / S8.