| Model Year | 2009 | 2023 | |
| Model | Audi A8 / S8 | Lexus RX | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan, ext. | 4dr SUV | |
| Difference | |||
| Wheelbase | 3,073 mm | 2,850 mm | 1 mm |
| Length | 5,192 mm | 4,890 mm | 1 mm |
| Width | 1,895 mm | 1,920 mm | 0 mm |
| Height | 1,455 mm | 1,709 mm | 0 mm |
| Curb Weight | 1,995 kg | 1,885 kg | 0 kg |
| Fuel Capacity | 90 L | 67 L | 23 L |
| Headroom, Row 1 | 950 mm | 1,003 mm | 949 mm |
| Shoulder Room, Row 1 | 1,501 mm | 1,476 mm | 0 mm |
| Hip Room, Row 1 | 0 mm | 1,440 mm | -1 mm |
| Legroom, Row 1 | 1,049 mm | 1,044 mm | 0 mm |
| Headroom, Row 2 | 973 mm | 980 mm | -7 mm |
| Shoulder Room, Row 2 | 1,461 mm | 1,435 mm | 0 mm |
| Hip Room, Row 2 | 0 mm | 1,420 mm | -1 mm |
| Legroom, Row 2 | 1,074 mm | 950 mm | -949 mm |
| Total Legroom | 2,123 mm (over 2 rows) | 1,994 mm (over 2 rows) | 1 mm |
| Cargo Volume, Minimum | 413 L | 838 L | -425 L |
| Cargo Volume, Maximum | 14.6 | 1,308 L | 13.6 |
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 2023 Lexus RX.