| Model Year | 2016 | 2021 | |
| Model | Mercedes-Benz B-Class | Porsche 718 Spyder | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Hatch | 2dr Convertible | |
| Difference | |||
| Wheelbase | 106.3 in | 97.8 in | 8.5 in |
| Length | 171.6 in | 174.5 in | -2.9 in |
| Width | 70.3 in | 71.0 in | -0.7 in |
| Height | 61.3 in | 49.6 in | 11.7 in |
| Curb Weight | 3924 lb. | 3205 lb. | 719 lb. |
| Fuel Capacity | 0.0 gal. | 16.9 gal. | -16.9 gal. |
| Total Legroom | 0 in (over 1 rows) | 0 in (over 1 rows) | 0 in |
| Cargo Volume, Minimum | 21.0 ft3 | 9.4 ft3 | 11.6 ft3 |
| Cargo Volume, Maximum | 51.4 ft3 | 9.4 ft3 | 42 ft3 |
None of our members have yet commented on the seat room and comfort of the 2016 Mercedes-Benz B-Class.
None of our members have yet commented on the seat room and comfort of the 2021 Porsche 718 Spyder.