| Model Year | 2009 | 2021 | |
| Model | Audi A8 / S8 | Volkswagen Arteon | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan, ext. | 4dr Hatch | |
| Difference | |||
| Wheelbase | 121.0 in | 111.9 in | 9.1 in |
| Length | 204.4 in | 191.6 in | 12.8 in |
| Width | 74.6 in | 73.7 in | 0.9 in |
| Height | 57.3 in | 56.9 in | 0.4 in |
| Curb Weight | 4399 lb. | 3686 lb. | 713 lb. |
| Fuel Capacity | 23.8 gal. | 17.4 gal. | 6.4 gal. |
| Headroom, Row 1 | 37.4 in | 37.7 in | -0.3 in |
| Shoulder Room, Row 1 | 59.1 in | 56.5 in | 2.6 in |
| Legroom, Row 1 | 41.3 in | 41.2 in | 0.1 in |
| Headroom, Row 2 | 38.3 in | 37.0 in | 1.3 in |
| Shoulder Room, Row 2 | 57.5 in | 54.7 in | 2.8 in |
| Legroom, Row 2 | 42.3 in | 40.2 in | 2.1 in |
| Total Legroom | 83.6 in (over 2 rows) | 81.4 in (over 2 rows) | 2.2 in |
| Cargo Volume, Minimum | 14.6 ft3 | 27.2 ft3 | -12.6 ft3 |
| Cargo Volume, Maximum | 14.6 ft3 | 56.2 ft3 | -41.6 ft3 |
None of our members have yet commented on the seat room and comfort of the 2009 Audi A8 / S8.
None of our members have yet commented on the seat room and comfort of the 2021 Volkswagen Arteon.