| Model Year | 2015 | 2007 | |
| Model | Audi A8 / S8 | Pontiac G5 | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan | 2dr Coupe | |
| Difference | |||
| Wheelbase | 117.8 in | 103.5 in | 14.3 in |
| Length | 202.2 in | 179.8 in | 22.4 in |
| Width | 76.7 in | 67.5 in | 9.2 in |
| Height | 57.5 in | 55.6 in | 1.9 in |
| Curb Weight | 4365 lb. | 2991 lb. | 1374 lb. |
| Fuel Capacity | 21.7 gal. | 13.2 gal. | 8.5 gal. |
| Headroom, Row 1 | 37.2 in | 38.1 in | -0.9 in |
| Shoulder Room, Row 1 | 59.1 in | 53.1 in | 6 in |
| Hip Room, Row 1 | 0.0 in | 49.4 in | -49.4 in |
| Legroom, Row 1 | 41.4 in | 42.0 in | -0.6 in |
| Headroom, Row 2 | 38.1 in | 35.7 in | 2.4 in |
| Shoulder Room, Row 2 | 57.8 in | 49.3 in | 8.5 in |
| Hip Room, Row 2 | 0.0 in | 46.3 in | -46.3 in |
| Legroom, Row 2 | 38.7 in | 32.2 in | 6.5 in |
| Total Legroom | 80.1 in (over 2 rows) | 74.2 in (over 2 rows) | 5.9 in |
| Cargo Volume | 14.2 ft3 | 13.9 ft3 | 0.3 ft3 |
None of our members have yet commented on the seat room and comfort of the 2015 Audi A8 / S8.
| 2007 Pontiac G5 Seat Room and Comfort: Pros | ||
| Year | Body/Powertrain | Comment |
| 2007 | 2dr Coupe 148-horsepower 2.2L I4 5-speed manual FWD |
Plenty of room even for a tall person. see full Pontiac G5 review |
| 2007 | 2dr Coupe 148-horsepower 2.2L I4 5-speed manual FWD |
There is enough room for the majority of people even with an above average height person in the front seat. see full Pontiac G5 review |
| 2007 Pontiac G5 Seat Room and Comfort: Cons | ||
| Year | Body/Powertrain | Comment |
| 2008 | 2dr Coupe 171-horsepower 2.4L I4 5-speed manual FWD |
small but it is a small car, besides I drive all the time! see full Pontiac G5 review |
| 2008 | 2dr Coupe 148-horsepower 2.2L I4 4-speed automatic FWD |
I prefer a larger car see full Pontiac G5 review |