| Model Year | 2021 | 2023 | |
| Model | Audi A8 / S8 | Audi Q5 | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan, ext. | 4dr SUV | |
| Difference | |||
| Wheelbase | 123.2 in | 111.0 in | 12.2 in |
| Length | 208.7 in | 183.6 in | 25.1 in |
| Width | 76.6 in | 74.5 in | 2.1 in |
| Height | 58.6 in | 65.3 in | -6.7 in |
| Curb Weight | 4773 lb. | 4079 lb. | 694 lb. |
| Fuel Capacity | 21.7 gal. | 18.5 gal. | 3.2 gal. |
| Headroom, Row 1 | 38.3 in | 41.7 in | -3.4 in |
| Shoulder Room, Row 1 | 59.1 in | 57.7 in | 1.4 in |
| Legroom, Row 1 | 41.5 in | 40.9 in | 0.6 in |
| Headroom, Row 2 | 38.5 in | 39.3 in | -0.8 in |
| Shoulder Room, Row 2 | 57.6 in | 56.5 in | 1.1 in |
| Legroom, Row 2 | 44.3 in | 37.8 in | 6.5 in |
| Total Legroom | 85.8 in (over 2 rows) | 78.7 in (over 2 rows) | 7.1 in |
| Cargo Volume, Minimum | 12.5 ft3 | 26.8 ft3 | -14.3 ft3 |
| Cargo Volume, Maximum | 12.5 ft3 | 60.4 ft3 | -47.9 ft3 |
None of our members have yet commented on the seat room and comfort of the 2021 Audi A8 / S8.
None of our members have yet commented on the seat room and comfort of the 2023 Audi Q5.