| Model Year | 2019 | 2012 | |
| Model | Audi A6 | Mercedes-Benz M-Class | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan | 4dr SUV | |
| Difference | |||
| Wheelbase | 115.1 in | 114.8 in | 0.3 in |
| Length | 194.4 in | 189.1 in | 5.3 in |
| Width | 74.3 in | 75.2 in | -0.9 in |
| Height | 57.4 in | 70.7 in | -13.3 in |
| Curb Weight | 4101 lb. | 4751 lb. | -650 lb. |
| Fuel Capacity | 19.3 gal. | 24.6 gal. | -5.3 gal. |
| Headroom, Row 1 | 38.0 in | 38.9 in | -0.9 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 | 38.1 in | 38.5 in | -0.4 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 | 13.7 ft3 | 36.2 ft3 | -22.5 ft3 |
| Cargo Volume, Maximum | 13.7 ft3 | 71.0 ft3 | -57.3 ft3 |
None of our members have yet commented on the seat room and comfort of the 2019 Audi A6.
| 2012 Mercedes-Benz M-Class Seat Room and Comfort: Pros | ||
| Year | Body/Powertrain | Comment |
| 2013 | 4dr SUV turbocharged 240hp 3.0L V6 Diesel 7-speed shiftable automatic AWD |
No more back or leg pain on long trips. see full Mercedes-Benz M-Class review |