The inaugural BMW iX4 has been spied on public roads for the first time ahead of its official unveiling later this year, and an expected arrival in Australia in 2027.

A rival to the top-selling Tesla Model Y and Porsche Macan Electric, the all-new fastback luxury electric SUV will be the second model to be based on BMW’s make-or-break Neue Klasse electric vehicle (EV) platform, which the premium German automaker spent a claimed €10 billion (A$17bn) to develop, following the debut of the new iX3 at the Munich motor show in September 2025.

While the iX3 is confirmed for Australian showrooms from mid-2026, the iX4 has not yet been officially locked in for BMW’s local lineup, though it is expected to land here in 2027 following its global reveal later this year.

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Both mid-size electric SUV models form part of a major product onslaught from BMW, which has promised to launch 40 new or updated models globally by 2028.

The iX4 is expected to bring across the new technologies showcased on the iX3, while sharing its brand-new 800-volt electrical architecture. However, as these images show, it adopts a much sportier, more heavily sloped roofline and rear-end design than both the iX3 and the existing X4.

These spy images show the iX4 wearing the same nose, flush-fit door handles and side skirts as the iX3, but paired with a more curvaceous roofline and, intriguingly, a covered C-pillar area behind the rear doors.

This mirrors the relationship between the X3 and X4 medium SUVs currently sold in Australia, with the X4’s truncated rear-end reducing luggage capacity from the 550-1650 litres in the X3 to 525-1430L.