| Model Year | 2020 | 2023 | |
| Model | Mercedes-Benz GLA | Audi RS Q8 | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr SUV | 4dr SUV | |
| Difference | |||
| Wheelbase | 106.3 in | 117.9 in | -11.6 in |
| Length | 173.9 in | 197.3 in | -23.4 in |
| Width | 71.0 in | 78.7 in | -7.7 in |
| Height | 60.0 in | 66.7 in | -6.7 in |
| Curb Weight | 3296 lb. | 5490 lb. | -2194 lb. |
| Fuel Capacity | 14.8 gal. | 22.5 gal. | -7.7 gal. |
| Headroom, Row 1 | 40.0 in | 41.1 in | -1.1 in |
| Shoulder Room, Row 1 | 54.8 in | 59.5 in | -4.7 in |
| Legroom, Row 1 | 41.9 in | 41.2 in | 0.7 in |
| Headroom, Row 2 | 38.4 in | 38.6 in | -0.2 in |
| Shoulder Room, Row 2 | 53.1 in | 58.5 in | -5.4 in |
| Legroom, Row 2 | 33.9 in | 40.1 in | -6.2 in |
| Total Legroom | 75.8 in (over 2 rows) | 81.3 in (over 2 rows) | -5.5 in |
| Cargo Volume, Minimum | 17.2 ft3 | 30.5 ft3 | -13.3 ft3 |
| Cargo Volume, Maximum | 43.6 ft3 | 60.7 ft3 | -17.1 ft3 |
None of our members have yet commented on the seat room and comfort of the 2020 Mercedes-Benz GLA.
None of our members have yet commented on the seat room and comfort of the 2023 Audi RS Q8.