The X4 Concept [
full details] has been revealed and as expected, it's a mini version of the X6 SAC (Sports Activity Coupe), both a coupe version of their more upright brothers (X3 and X5, respectively).
Also see:
BMW X4 Concept vs X3, a Comparison Look
Let's have a look at how the X4 compares to the X6 in size and styling.
| X4 Concept (F26) | X6 (E71) |
| Dimensions | | |
| Length | 183 in (4,648 mm) | 192 in (4,879 mm) |
| Width | 75.4 in (1,915 mm) | 78.1 in (1,984 mm) |
| Height | 63.9 in (1,622 mm) | 66.5 in (1,689 mm) |
| Wheelbase | 110.6 (2,810 mm) | 115.5 (2,933 mm) |