| Model Year | 2015 | 2016 | |
| Model | Audi A8 / S8 | Lexus RC | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan | 2dr Coupe | |
| Difference | |||
| Wheelbase | 117.8 in | 107.5 in | 10.3 in |
| Length | 202.2 in | 184.8 in | 17.4 in |
| Width | 76.7 in | 72.4 in | 4.3 in |
| Height | 57.5 in | 54.9 in | 2.6 in |
| Curb Weight | 4365 lb. | 3737 lb. | 628 lb. |
| Fuel Capacity | 21.7 gal. | 17.4 gal. | 4.3 gal. |
| Headroom, Row 1 | 37.2 in | 39.0 in | -1.8 in |
| Shoulder Room, Row 1 | 59.1 in | 54.7 in | 4.4 in |
| Hip Room, Row 1 | 0.0 in | 53.9 in | -53.9 in |
| Legroom, Row 1 | 41.4 in | 45.4 in | -4 in |
| Headroom, Row 2 | 38.1 in | 34.8 in | 3.3 in |
| Shoulder Room, Row 2 | 57.8 in | 50.8 in | 7 in |
| Hip Room, Row 2 | 0.0 in | 44.9 in | -44.9 in |
| Legroom, Row 2 | 38.7 in | 27.3 in | 11.4 in |
| Total Legroom | 80.1 in (over 2 rows) | 72.7 in (over 2 rows) | 7.4 in |
| Cargo Volume | 14.2 ft3 | 10.4 ft3 | 3.8 ft3 |
None of our members have yet commented on the seat room and comfort of the 2015 Audi A8 / S8.
None of our members have yet commented on the seat room and comfort of the 2016 Lexus RC.