| Model Year | 2012 | 2015 | |
| Model | Audi A6 | Mercedes-Benz B-Class | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan | 4dr Hatch | |
| Difference | |||
| Wheelbase | 114.7 in | 106.3 in | 8.4 in |
| Length | 193.9 in | 171.6 in | 22.3 in |
| Width | 73.8 in | 70.3 in | 3.5 in |
| Height | 57.8 in | 61.3 in | -3.5 in |
| Curb Weight | 3682 lb. | 3924 lb. | -242 lb. |
| Fuel Capacity | 19.8 gal. | 0.0 gal. | 19.8 gal. |
| Headroom, Row 1 | 37.2 in | 0.0 in | 37.2 in |
| Shoulder Room, Row 1 | 57.5 in | 0.0 in | 57.5 in |
| Legroom, Row 1 | 41.3 in | 0.0 in | 41.3 in |
| Headroom, Row 2 | 37.8 in | 0.0 in | 37.8 in |
| Shoulder Room, Row 2 | 56.3 in | 0.0 in | 56.3 in |
| Legroom, Row 2 | 37.4 in | 0.0 in | 37.4 in |
| Total Legroom | 78.7 in (over 2 rows) | 0 in (over 1 rows) | 78.7 in |
| Cargo Volume, Minimum | 14.1 ft3 | 21.0 ft3 | -6.9 ft3 |
| Cargo Volume, Maximum | 14.1 ft3 | 51.4 ft3 | -37.3 ft3 |
| 2012 Audi A6 Seat Room and Comfort: Pros | ||
| Year | Body/Powertrain | Comment |
| 2012 | 4dr Sedan supercharged 310hp 3.0L V6 8-speed shiftable automatic AWD |
Very supportive seats, nice leather, great heated seats. see full Audi A6 review |
| 2012 Audi A6 Seat Room and Comfort: Cons | ||
| Year | Body/Powertrain | Comment |
| 2011 | 4dr Sedan supercharged 300hp 3.0L V6 6-speed shiftable automatic AWD |
Rear seat room is average, no better. see full Audi A6 review |
None of our members have yet commented on the seat room and comfort of the 2015 Mercedes-Benz B-Class.