| Model Year | 2006 | 2012 | |
| Model | Audi A8 | Lexus HS | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan | 4dr Sedan | |
| Difference | |||
| Wheelbase | 2,944 mm | 2,700 mm | 0 mm |
| Length | 5,062 mm | 4,694 mm | 1 mm |
| Width | 1,895 mm | 1,786 mm | 0 mm |
| Height | 1,445 mm | 1,506 mm | 0 mm |
| Curb Weight | 1,945 kg | 1,670 kg | 0 kg |
| Fuel Capacity | 90 L | 55 L | 35 L |
| Headroom, Row 1 | 947 mm | 965 mm | -18 mm |
| Shoulder Room, Row 1 | 1,501 mm | 1,367 mm | 0 mm |
| Hip Room, Row 1 | 0 mm | 1,341 mm | -1 mm |
| Legroom, Row 1 | 1,052 mm | 1,082 mm | 0 mm |
| Headroom, Row 2 | 965 mm | 935 mm | 30 mm |
| Shoulder Room, Row 2 | 1,461 mm | 1,377 mm | 0 mm |
| Hip Room, Row 2 | 0 mm | 1,300 mm | -1 mm |
| Legroom, Row 2 | 955 mm | 876 mm | 79 mm |
| Total Legroom | 2,007 mm (over 2 rows) | 1,958 mm (over 2 rows) | 1 mm |
| Cargo Volume | 413 L | 343 L | 70 L |
| 2006 Audi A8 Seat Room and Comfort: Pros | ||
| Year | Body/Powertrain | Comment |
| 2005 | 4dr Sedan, ext. 330-horsepower 4.2L V8 6-speed shiftable automatic AWD |
TOTAL COMFORT. SEAT CAN BE ADJUSTED TO GIVE COMFORT FOR BACK AND LEGS. see full Audi A8 review |
None of our members have yet commented on the seat room and comfort of the 2012 Lexus HS.