| Model Year | 2010 | 2007 | |
| Model | Audi A6 / S6 | Lexus SC | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan | 2dr Hardtop conv. | |
| Difference | |||
| Wheelbase | 111.9 in | 103.1 in | 8.8 in |
| Length | 193.5 in | 178.5 in | 15 in |
| Width | 73.0 in | 72.0 in | 1 in |
| Height | 57.5 in | 53.1 in | 4.4 in |
| Curb Weight | 4123 lb. | 3840 lb. | 283 lb. |
| Fuel Capacity | 21.1 gal. | 19.8 gal. | 1.3 gal. |
| Headroom, Row 1 | 38.7 in | 37.2 in | 1.5 in |
| Shoulder Room, Row 1 | 57.1 in | 53.8 in | 3.3 in |
| Hip Room, Row 1 | 0.0 in | 55.7 in | -55.7 in |
| Legroom, Row 1 | 41.3 in | 43.6 in | -2.3 in |
| Headroom, Row 2 | 37.8 in | 27.1 in | 10.7 in |
| Shoulder Room, Row 2 | 55.9 in | 46.6 in | 9.3 in |
| Hip Room, Row 2 | 0.0 in | 49.5 in | -49.5 in |
| Legroom, Row 2 | 36.9 in | 27.1 in | 9.8 in |
| Total Legroom | 78.2 in (over 2 rows) | 70.7 in (over 2 rows) | 7.5 in |
| Cargo Volume | 15.9 ft3 | 8.8 ft3 | 7.1 ft3 |
| 2010 Audi A6 / S6 Seat Room and Comfort: Cons | ||
| Year | Body/Powertrain | Comment |
| 2011 | 4dr Sedan supercharged 300hp 3.0L V6 6-speed shiftable automatic AWD |
Rear seat room is average, no better. see full Audi A6 / S6 review |
None of our members have yet commented on the seat room and comfort of the 2007 Lexus SC.