| Model Year | 2023 | 2009 | |
| Model | Audi RS Q8 | Infiniti M | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr SUV | 4dr Sedan | |
| Difference | |||
| Wheelbase | 117.9 in | 114.2 in | 3.7 in |
| Length | 197.3 in | 192.6 in | 4.7 in |
| Width | 78.7 in | 70.8 in | 7.9 in |
| Height | 66.7 in | 59.4 in | 7.3 in |
| Curb Weight | 5490 lb. | 3857 lb. | 1633 lb. |
| Fuel Capacity | 22.5 gal. | 20.0 gal. | 2.5 gal. |
| Headroom, Row 1 | 41.1 in | 39.6 in | 1.5 in |
| Shoulder Room, Row 1 | 59.5 in | 58.2 in | 1.3 in |
| Hip Room, Row 1 | 0.0 in | 55.1 in | -55.1 in |
| Legroom, Row 1 | 41.2 in | 44.2 in | -3 in |
| Headroom, Row 2 | 38.6 in | 37.8 in | 0.8 in |
| Shoulder Room, Row 2 | 58.5 in | 56.9 in | 1.6 in |
| Hip Room, Row 2 | 0.0 in | 53.9 in | -53.9 in |
| Legroom, Row 2 | 40.1 in | 37.3 in | 2.8 in |
| Total Legroom | 81.3 in (over 2 rows) | 81.5 in (over 2 rows) | -0.2 in |
| Cargo Volume, Minimum | 30.5 ft3 | 14.9 ft3 | 15.6 ft3 |
| Cargo Volume, Maximum | 60.7 ft3 | 14.9 ft3 | 45.8 ft3 |
None of our members have yet commented on the seat room and comfort of the 2023 Audi RS Q8.
| 2009 Infiniti M Seat Room and Comfort: Pros | ||
| Year | Body/Powertrain | Comment |
| 2009 | 4dr Sedan 325-horsepower 4.5L V8 5-speed shiftable automatic AWD |
Huge rear seat with tons of space. Passengers routinly comment on how comfortable it is. Significantly more rear seat room then 5 series BMW. Ininiti G35/37 has more rear seat than the 5 series. see full Infiniti M review |
| 2008 | 4dr Sedan 275-horsepower 3.5L V6 5-speed shiftable automatic AWD |
The front seats are better padded than the 2006 and more comfortable see full Infiniti M review |
| 2008 | 4dr Sedan 275-horsepower 3.5L V6 5-speed shiftable automatic RWD |
I sit very tall, and have lots of headroom in this car see full Infiniti M review |
| 2008 | 4dr Sedan 275-horsepower 3.5L V6 5-speed shiftable automatic RWD |
lots of leg space. very comfortable seats see full Infiniti M review |
| 2008 | 4dr Sedan 275-horsepower 3.5L V6 5-speed shiftable automatic AWD |
Ample, yet feels built for speed see full Infiniti M review |