| Model Year | 2018 | 2024 | |
| Model | Mercedes-Benz GLS | BMW i4 | |
| Engine | turbocharged 5.5L V8 DOHC-4v 577 hp@5500 561 lb-ft@1750 |
Electric 536 hp 586 lb-ft |
|
| Transmission | 7-speed shiftable automatic | 1-speed automatic | |
| Drivetrain | AWD | AWD | |
| Body | 4dr SUV | 4dr Hatch | |
| Difference | |||
| Wheelbase | 121.1 in | 112.4 in | 8.7 in |
| Length | 202.0 in | 188.5 in | 13.5 in |
| Width | 76.1 in | 72.9 in | 3.2 in |
| Height | 72.8 in | 57.0 in | 15.8 in |
| Curb Weight | 5754 lb. | 5018 lb. | 736 lb. |
| Fuel Capacity | 26.4 gal. | 0.0 gal. | 26.4 gal. |
| Headroom, Row 1 | 41.2 in | 38.2 in | 3 in |
| Shoulder Room, Row 1 | 58.5 in | 55.2 in | 3.3 in |
| Legroom, Row 1 | 40.3 in | 41.5 in | -1.2 in |
| Headroom, Row 2 | 40.0 in | 36.6 in | 3.4 in |
| Shoulder Room, Row 2 | 58.3 in | 54.3 in | 4 in |
| Legroom, Row 2 | 38.5 in | 34.2 in | 4.3 in |
| Headroom, Row 3 | 38.9 in | 0.0 in | 38.9 in |
| Shoulder Room, Row 3 | 50.5 in | 0.0 in | 50.5 in |
| Legroom, Row 3 | 35.0 in | 0.0 in | 35 in |
| Total Legroom | 113.8 in (over 3 rows) | 75.7 in (over 2 rows) | 38.1 in |
| Cargo Volume, Minimum | 16.0 ft3 | 16.6 ft3 | -0.6 ft3 |
| Cargo Volume, Behind R2 | 49.4 ft3 | 16.6 | 32.8 ft3 |
| Cargo Volume, Maximum | 93.8 ft3 | 45.6 ft3 | 48.2 ft3 |
None of our members have yet commented on the seat room and comfort of the 2018 Mercedes-Benz GLS.
None of our members have yet commented on the seat room and comfort of the 2024 BMW i4.