| Model Year | 2020 | 2008 | |
| Model | Audi A8 / S8 | Pontiac G6 | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan, ext. | 4dr Sedan | |
| Difference | |||
| Wheelbase | 123.2 in | 112.3 in | 10.9 in |
| Length | 208.7 in | 189.1 in | 19.6 in |
| Width | 76.6 in | 70.6 in | 6 in |
| Height | 58.6 in | 57.0 in | 1.6 in |
| Curb Weight | 4773 lb. | 3457 lb. | 1316 lb. |
| Fuel Capacity | 21.7 gal. | 16.4 gal. | 5.3 gal. |
| Headroom, Row 1 | 38.3 in | 39.0 in | -0.7 in |
| Shoulder Room, Row 1 | 59.1 in | 55.4 in | 3.7 in |
| Hip Room, Row 1 | 0.0 in | 52.7 in | -52.7 in |
| Legroom, Row 1 | 41.5 in | 42.2 in | -0.7 in |
| Headroom, Row 2 | 38.5 in | 36.5 in | 2 in |
| Shoulder Room, Row 2 | 57.6 in | 55.4 in | 2.2 in |
| Hip Room, Row 2 | 0.0 in | 51.9 in | -51.9 in |
| Legroom, Row 2 | 44.3 in | 37.6 in | 6.7 in |
| Total Legroom | 85.8 in (over 2 rows) | 79.8 in (over 2 rows) | 6 in |
| Cargo Volume | 12.5 ft3 | 14.0 ft3 | -1.5 ft3 |
None of our members have yet commented on the seat room and comfort of the 2020 Audi A8 / S8.
| 2008 Pontiac G6 Seat Room and Comfort: Pros | ||
| Year | Body/Powertrain | Comment |
| 2007 | 2dr Hardtop conv. 217-horsepower 3.5L V6 4-speed shiftable automatic FWD |
Much more comfortable than the other hardtops we tried..... see full Pontiac G6 review |
| 2007 | 4dr Sedan 224-horsepower 3.5L V6 4-speed automatic FWD |
The sedan has a ton of rear seat room. see full Pontiac G6 review |
| 2007 | 4dr Sedan 224-horsepower 3.5L V6 4-speed automatic FWD |
There is a lot of it, just like the back seat room. see full Pontiac G6 review |
| 2007 | 4dr Sedan 169-horsepower 2.4L I4 4-speed automatic FWD |
Easily adjustable! see full Pontiac G6 review |
| 2007 | 4dr Sedan 169-horsepower 2.4L I4 4-speed automatic FWD |
I Have a smile child. And his car seat fits perfect and still has room to move his feet! see full Pontiac G6 review |
| 2007 | 4dr Sedan 169-horsepower 2.4L I4 4-speed automatic FWD |
this is a very comfortable car for long trips, we drove from Chicago to Charleston Sc and it was very confortable see full Pontiac G6 review |
| 2008 Pontiac G6 Seat Room and Comfort: Cons | ||
| Year | Body/Powertrain | Comment |
| 2009 | 4dr Sedan 219-horsepower 3.5L V6 4-speed automatic FWD |
Extremely uncomfortable driver seat. This was the base model with cloth manual seats. They are too hard . see full Pontiac G6 review |