| Model Year | 2024 | 2021 | |
| Model | BMW 8-Series Gran Coupe | Mercedes-Benz C-Class | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr Sedan | 4dr Sedan | |
| Difference | |||
| Wheelbase | 119.0 in | 111.8 in | 7.2 in |
| Length | 200.3 in | 184.5 in | 15.8 in |
| Width | 76.1 in | 71.3 in | 4.8 in |
| Height | 55.4 in | 56.8 in | -1.4 in |
| Curb Weight | 4180 lb. | 3472 lb. | 708 lb. |
| Fuel Capacity | 18.0 gal. | 17.4 gal. | 0.6 gal. |
| Headroom, Row 1 | 39.1 in | 37.1 in | 2 in |
| Shoulder Room, Row 1 | 57.2 in | 55.3 in | 1.9 in |
| Legroom, Row 1 | 42.1 in | 41.7 in | 0.4 in |
| Headroom, Row 2 | 37.0 in | 37.1 in | -0.1 in |
| Shoulder Room, Row 2 | 54.6 in | 55.0 in | -0.4 in |
| Legroom, Row 2 | 36.6 in | 35.2 in | 1.4 in |
| Total Legroom | 78.7 in (over 2 rows) | 76.9 in (over 2 rows) | 1.8 in |
| Cargo Volume | 15.5 ft3 | 12.6 ft3 | 2.9 ft3 |
None of our members have yet commented on the seat room and comfort of the 2024 BMW 8-Series Gran Coupe.
None of our members have yet commented on the seat room and comfort of the 2021 Mercedes-Benz C-Class.