BMW X3 2019–2021 vs Porsche Cayenne 2026– size comparison
Porsche Cayenne 2026– is 259 mm (5.5%) longer than BMW X3 2019–2021. It is 83 mm (4.4%) wider, 7 mm (0.4%) taller and 159 mm (5.6%) longer in wheelbase. Boot space with the seats up is 550 L and 781 L (+231 L).
| Dimension | BMW X3 2019–2021 | Porsche Cayenne 2026– | Difference |
|---|---|---|---|
| Length | 4726 mm | 4985 mm | +259 mm (+5.5%) |
| Width | 1897 mm | 1980 mm | +83 mm (+4.4%) |
| Height | 1667 mm | 1674 mm | +7 mm (+0.4%) |
| Wheelbase | 2864 mm | 3023 mm | +159 mm (+5.6%) |
| Boot | 550 L | 781 L | +231 L |
BMW X3 2019–2021 dimensions · Porsche Cayenne 2026– dimensions