| Model Year | 2021 | 2024 | |
| Model | Mercedes-Benz GLB | BMW i5 | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr SUV | 4dr Sedan | |
| Difference | |||
| Wheelbase | 111.4 in | 117.9 in | -6.5 in |
| Length | 182.4 in | 199.2 in | -16.8 in |
| Width | 72.2 in | 74.8 in | -2.6 in |
| Height | 65.3 in | 59.6 in | 5.7 in |
| Curb Weight | 3638 lb. | 4916 lb. | -1278 lb. |
| Fuel Capacity | 15.9 gal. | 0.0 gal. | 15.9 gal. |
| Headroom, Row 1 | 40.7 in | 39.1 in | 1.6 in |
| Shoulder Room, Row 1 | 55.9 in | 59.2 in | -3.3 in |
| Legroom, Row 1 | 41.1 in | 41.3 in | -0.2 in |
| Headroom, Row 2 | 39.3 in | 37.7 in | 1.6 in |
| Shoulder Room, Row 2 | 54.9 in | 56.9 in | -2 in |
| Legroom, Row 2 | 38.1 in | 37.0 in | 1.1 in |
| Headroom, Row 3 | 34.8 in | 0.0 in | 34.8 in |
| Shoulder Room, Row 3 | 43.8 in | 0.0 in | 43.8 in |
| Legroom, Row 3 | 29.1 in | 0.0 in | 29.1 in |
| Total Legroom | 108.3 in (over 3 rows) | 78.3 in (over 2 rows) | 30 in |
| Cargo Volume, Minimum | 22.0 ft3 | 17.3 ft3 | 4.7 ft3 |
| Cargo Volume, Maximum | 62.0 ft3 | 17.3 ft3 | 44.7 ft3 |
None of our members have yet commented on the seat room and comfort of the 2021 Mercedes-Benz GLB.
None of our members have yet commented on the seat room and comfort of the 2024 BMW i5.