| Model Year | 2017 | 2015 | |
| Model | Mercedes-Benz B-Class | Porsche Boxster | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Hatch | 2dr Convertible | |
| Difference | |||
| Wheelbase | 106.3 in | 97.4 in | 8.9 in |
| Length | 171.6 in | 172.2 in | -0.6 in |
| Width | 70.3 in | 70.9 in | -0.6 in |
| Height | 61.3 in | 50.5 in | 10.8 in |
| Curb Weight | 3924 lb. | 2888 lb. | 1036 lb. |
| Fuel Capacity | 0.0 gal. | 16.9 gal. | -16.9 gal. |
| Headroom, Row 1 | 0.0 in | 38.6 in | -38.6 in |
| Shoulder Room, Row 1 | 0.0 in | 51.7 in | -51.7 in |
| Hip Room, Row 1 | 0.0 in | 53.4 in | -53.4 in |
| Legroom, Row 1 | 0.0 in | 42.6 in | -42.6 in |
| Total Legroom | 0 in (over 1 rows) | 42.6 in (over 1 rows) | -42.6 in |
| Cargo Volume, Minimum | 21.0 ft3 | 9.9 ft3 | 11.1 ft3 |
| Cargo Volume, Maximum | 51.4 ft3 | 9.9 ft3 | 41.5 ft3 |
None of our members have yet commented on the seat room and comfort of the 2017 Mercedes-Benz B-Class.
None of our members have yet commented on the seat room and comfort of the 2015 Porsche Boxster.