| Model Year | 2017 | 2006 | |
| Model | Audi A8 / S8 | Lexus LS | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan | 4dr Sedan | |
| Difference | |||
| Wheelbase | 117.8 in | 115.2 in | 2.6 in |
| Length | 202.6 in | 197.4 in | 5.2 in |
| Width | 76.7 in | 72.0 in | 4.7 in |
| Height | 57.4 in | 58.7 in | -1.3 in |
| Curb Weight | 4685 lb. | 3990 lb. | 695 lb. |
| Fuel Capacity | 21.7 gal. | 22.2 gal. | -0.5 gal. |
| Headroom, Row 1 | 37.2 in | 38.1 in | -0.9 in |
| Shoulder Room, Row 1 | 59.1 in | 58.3 in | 0.8 in |
| Hip Room, Row 1 | 0.0 in | 56.7 in | -56.7 in |
| Legroom, Row 1 | 41.4 in | 44.0 in | -2.6 in |
| Headroom, Row 2 | 38.1 in | 37.9 in | 0.2 in |
| Shoulder Room, Row 2 | 57.8 in | 58.2 in | -0.4 in |
| Hip Room, Row 2 | 0.0 in | 57.3 in | -57.3 in |
| Legroom, Row 2 | 38.7 in | 37.6 in | 1.1 in |
| Total Legroom | 80.1 in (over 2 rows) | 81.6 in (over 2 rows) | -1.5 in |
| Cargo Volume | 14.2 ft3 | 20.2 ft3 | -6 ft3 |
None of our members have yet commented on the seat room and comfort of the 2017 Audi A8 / S8.
None of our members have yet commented on the seat room and comfort of the 2006 Lexus LS.