| Model Year | 2023 | 2009 | |
| Model | Audi A5 / S5 / RS5 | Mercedes-Benz M-Class | |
| Engine | turbocharged 2.9L V6 DOHC-4v 444 hp@6700 442 lb-ft@4700 |
6.2L V8 DOHC-4v 503 hp@6800 465 lb-ft@5200 |
|
| Transmission | 8-speed shiftable automatic | 7-speed shiftable automatic | |
| Drivetrain | AWD | AWD | |
| Body | 4dr Hatch | 4dr SUV | |
| Difference | |||
| Wheelbase | 111.1 in | 114.7 in | -3.6 in |
| Length | 187.3 in | 188.5 in | -1.2 in |
| Width | 72.5 in | 75.2 in | -2.7 in |
| Height | 54.5 in | 70.1 in | -15.6 in |
| Curb Weight | 4057 lb. | 5093 lb. | -1036 lb. |
| Fuel Capacity | 15.3 gal. | 25.1 gal. | -9.8 gal. |
| Headroom, Row 1 | 37.7 in | 39.9 in | -2.2 in |
| Shoulder Room, Row 1 | 55.7 in | 59.9 in | -4.2 in |
| Hip Room, Row 1 | 0.0 in | 55.9 in | -55.9 in |
| Legroom, Row 1 | 41.3 in | 42.2 in | -0.9 in |
| Headroom, Row 2 | 37.0 in | 39.8 in | -2.8 in |
| Shoulder Room, Row 2 | 54.5 in | 59.8 in | -5.3 in |
| Hip Room, Row 2 | 0.0 in | 56.2 in | -56.2 in |
| Legroom, Row 2 | 35.1 in | 40.0 in | -4.9 in |
| Total Legroom | 76.4 in (over 2 rows) | 82.2 in (over 2 rows) | -5.8 in |
| Cargo Volume, Minimum | 21.8 ft3 | 29.4 ft3 | -7.6 ft3 |
| Cargo Volume, Maximum | 35.0 ft3 | 72.4 ft3 | -37.4 ft3 |
None of our members have yet commented on the seat room and comfort of the 2023 Audi A5 / S5 / RS5.
| 2009 Mercedes-Benz M-Class Seat Room and Comfort: Pros | ||
| Year | Body/Powertrain | Comment |
| 2008 | 4dr SUV turbocharged 215hp 3.0L V6 Diesel 7-speed shiftable automatic AWD |
Bottom seat cushions are long enough for taller drivers. Padding is not too firm or too soft. Excellent support and an upright, easy-chair seating position, instead of having to extend your legs horizontally to get legroom. Results in no low back pain. see full Mercedes-Benz M-Class review |
| 2009 Mercedes-Benz M-Class Seat Room and Comfort: Cons | ||
| Year | Body/Powertrain | Comment |
| 2008 | 4dr SUV 382-horsepower 5.5L V8 7-speed shiftable automatic AWD |
very still and uncomfortable for long drives see full Mercedes-Benz M-Class review |