| Model Year | 2008 | 2023 | |
| Model | Audi A8 / S8 | Tesla Model X | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan, ext. | 4dr SUV | |
| Difference | |||
| Wheelbase | 121.0 in | 116.7 in | 4.3 in |
| Length | 204.4 in | 198.3 in | 6.1 in |
| Width | 74.6 in | 81.5 in | -6.9 in |
| Height | 57.3 in | 66.3 in | -9 in |
| Curb Weight | 4399 lb. | 5185 lb. | -786 lb. |
| Fuel Capacity | 23.8 gal. | 0.0 gal. | 23.8 gal. |
| Headroom, Row 1 | 37.4 in | 41.7 in | -4.3 in |
| Shoulder Room, Row 1 | 59.1 in | 60.7 in | -1.6 in |
| Hip Room, Row 1 | 0.0 in | 55.6 in | -55.6 in |
| Legroom, Row 1 | 41.3 in | 41.2 in | 0.1 in |
| Headroom, Row 2 | 38.3 in | 40.9 in | -2.6 in |
| Shoulder Room, Row 2 | 57.5 in | 56.8 in | 0.7 in |
| Hip Room, Row 2 | 0.0 in | 59.0 in | -59 in |
| Legroom, Row 2 | 42.3 in | 38.4 in | 3.9 in |
| Headroom, Row 3 | 0.0 in | 37.1 in | -37.1 in |
| Shoulder Room, Row 3 | 0.0 in | 40.0 in | -40 in |
| Hip Room, Row 3 | 0.0 in | 38.5 in | -38.5 in |
| Legroom, Row 3 | 0.0 in | 32.7 in | -32.7 in |
| Total Legroom | 83.6 in (over 2 rows) | 112.3 in (over 3 rows) | -28.7 in |
| Cargo Volume, Minimum | 14.6 ft3 | 0.0 | 14.6 ft3 |
| Cargo Volume, Maximum | 14.6 ft3 | 88.0 | -73.4 ft3 |
None of our members have yet commented on the seat room and comfort of the 2008 Audi A8 / S8.
None of our members have yet commented on the seat room and comfort of the 2023 Tesla Model X.