| Model Year | 2020 | 2015 | |
| Model | Mercedes-Benz GLC Coupe | BMW Z4 | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr SUV | 2dr Hardtop conv. | |
| Difference | |||
| Wheelbase | 113.1 in | 98.3 in | 14.8 in |
| Length | 186.7 in | 166.9 in | 19.8 in |
| Width | 74.8 in | 70.5 in | 4.3 in |
| Height | 63.9 in | 50.8 in | 13.1 in |
| Curb Weight | 4028 lb. | 3263 lb. | 765 lb. |
| Fuel Capacity | 17.4 gal. | 14.5 gal. | 2.9 gal. |
| Headroom, Row 1 | 38.9 in | 39.1 in | -0.2 in |
| Shoulder Room, Row 1 | 57.3 in | 53.3 in | 4 in |
| Legroom, Row 1 | 40.8 in | 42.2 in | -1.4 in |
| Headroom, Row 2 | 38.3 in | 0.0 in | 38.3 in |
| Shoulder Room, Row 2 | 56.5 in | 0.0 in | 56.5 in |
| Legroom, Row 2 | 37.3 in | 0.0 in | 37.3 in |
| Total Legroom | 78.1 in (over 2 rows) | 42.2 in (over 1 rows) | 35.9 in |
| Cargo Volume, Minimum | 17.7 ft3 | 10.9 ft3 | 6.8 ft3 |
| Cargo Volume, Maximum | 49.4 ft3 | 10.9 ft3 | 38.5 ft3 |
None of our members have yet commented on the seat room and comfort of the 2020 Mercedes-Benz GLC Coupe.
None of our members have yet commented on the seat room and comfort of the 2015 BMW Z4.