| Model Year | 2022 | 2025 | |
| Model | GMC HUMMER EV | Toyota bZ4X | |
| Engine | |||
| Transmission | |||
| Drivetrain | |||
| Body | 4dr SUT | 4dr SUV | |
| Difference | |||
| Wheelbase | 3,444 mm | 2,850 mm | 1 mm |
| Length | 5,507 mm | 4,689 mm | 1 mm |
| Width | 2,202 mm | 1,859 mm | 1 mm |
| Height | 2,009 mm | 1,651 mm | 1 mm |
| Curb Weight | 4,103 kg | 1,935 kg | 3 kg |
| Headroom, Row 1 | 1,080 mm | 980 mm | -979 mm |
| Shoulder Room, Row 1 | 1,623 mm | 1,468 mm | 0 mm |
| Hip Room, Row 1 | 1,537 mm | 1,382 mm | 0 mm |
| Legroom, Row 1 | 1,158 mm | 1,069 mm | 0 mm |
| Headroom, Row 2 | 980 mm | 942 mm | 38 mm |
| Shoulder Room, Row 2 | 1,626 mm | 1,422 mm | 0 mm |
| Hip Room, Row 2 | 1,532 mm | 1,138 mm | 0 mm |
| Legroom, Row 2 | 988 mm | 897 mm | 91 mm |
| Total Legroom | 2,146 mm (over 2 rows) | 1,966 mm (over 2 rows) | 1 mm |
| Cargo Volume, Minimum | 0.0 | 784 L | -784 |
| Cargo Volume, Maximum | 0.0 | 1,611 L | -1 |
None of our members have yet commented on the seat room and comfort of the 2022 GMC HUMMER EV.
None of our members have yet commented on the seat room and comfort of the 2025 Toyota bZ4X.