| Model Year | 2023 | 2015 | |
| Model | Audi A6 / S6 / RS6 | Mercedes-Benz M-Class | |
| Engine | turbocharged 4.0L V8 DOHC-4v 591 hp@6000 590 lb-ft@2050 |
turbocharged 5.5L V8 DOHC-4v 550 hp@5750 560 lb-ft@2000 |
|
| Transmission | 8-speed shiftable automatic | 7-speed shiftable automatic | |
| Drivetrain | AWD | AWD | |
| Body | 4dr Wagon | 4dr SUV | |
| Difference | |||
| Wheelbase | 115.3 in | 114.8 in | 0.5 in |
| Length | 197.0 in | 189.1 in | 7.9 in |
| Width | 76.8 in | 75.2 in | 1.6 in |
| Height | 58.6 in | 70.7 in | -12.1 in |
| Curb Weight | 4960 lb. | 5238 lb. | -278 lb. |
| Fuel Capacity | 19.3 gal. | 24.6 gal. | -5.3 gal. |
| Headroom, Row 1 | 38.3 in | 38.9 in | -0.6 in |
| Shoulder Room, Row 1 | 57.8 in | 58.5 in | -0.7 in |
| Legroom, Row 1 | 41.3 in | 40.3 in | 1 in |
| Headroom, Row 2 | 39.5 in | 38.5 in | 1 in |
| Shoulder Room, Row 2 | 56.5 in | 58.4 in | -1.9 in |
| Legroom, Row 2 | 37.4 in | 38.4 in | -1 in |
| Total Legroom | 78.7 in (over 2 rows) | 78.7 in (over 2 rows) | 0 in |
| Cargo Volume, Minimum | 20.0 ft3 | 36.2 ft3 | -16.2 ft3 |
| Cargo Volume, Maximum | 59.3 ft3 | 71.0 ft3 | -11.7 ft3 |
None of our members have yet commented on the seat room and comfort of the 2023 Audi A6 / S6 / RS6.
None of our members have yet commented on the seat room and comfort of the 2015 Mercedes-Benz M-Class.