Cadillac Optiq 2025– vs Mercedes-Benz GLB 2026– size comparison
Mercedes-Benz GLB 2026– is 88 mm (1.8%) shorter than Cadillac Optiq 2025–. It is 265 mm (12.5%) narrower, 37 mm (2.3%) taller and 65 mm (2.2%) shorter in wheelbase. Boot space with the seats up is 744 L and 540 L (-204 L).
| Dimension | Cadillac Optiq 2025– | Mercedes-Benz GLB 2026– | Difference |
|---|---|---|---|
| Length | 4820 mm | 4732 mm | -88 mm (-1.8%) |
| Width | 2126 mm | 1861 mm | -265 mm (-12.5%) |
| Height | 1644 mm | 1681 mm | +37 mm (+2.3%) |
| Wheelbase | 2954 mm | 2889 mm | -65 mm (-2.2%) |
| Boot | 744 L | 540 L | -204 L |
Cadillac Optiq 2025– dimensions · Mercedes-Benz GLB 2026– dimensions