BMW X4 2021–2025 car dimensions: 4754 mm long, 1927 mm wide and 1620 mm high. Unladen weight is 2,085 kg. Braked towing is 2,400 kg.
The cabin has BMW Live Cockpit Professional as standard with dual 12.3-inch digital displays, one a touchscreen control display running OS 7. Apple CarPlay and Android Auto come standard via smartphone integration. Three-zone automatic climate control is fitted. Cruise control with brake function is standard. active cruise with stop-go sits in the optional Driving Assistant Professional pack. Parking Assistant with front and rear sensors plus reversing camera is standard. Driving Assistant brings front collision warning with braking, lane departure warning, lane change warning and rear cross-traffic alert as standard. Full steering and lane control assist needs the Professional option.
Boot space measures 525 litres with the rear seats up and expands to 1430 litres with them folded. The 40/20/40 split rear bench helps load longer items in this coupe-SUV shape.
Braked towing capacity is 2400 kg and unbraked is 750 kg. Payload is 490 kg. Roof load is limited to 100 kg. The Adaptive M suspension is standard but no heavy-duty cooling or reinforced setup for work use is listed.
The cabin pairs M Sport seats in extended Merino leather with strong side bolsters that adjust electrically for width, electric multi-way front seats with driver memory and lumbar support, and a thick M leather steering wheel. Three-zone climate control is standard. Optional extras include front seat ventilation, rear seat heating, heated steering wheel, panoramic glass roof, acoustic glazing and the Ambient Air package for fragrance and ionisation. The result is a focused, supportive sports cabin that still works for everyday use, with good lateral hold on the road and quality materials throughout.
Petrol 3.0-litre six-cylinder, WLTP combined fuel use 10.5-10.9 l/100 km.
Condition Based Servicing with variable oil and inspection intervals based on use.
Euro NCAP 5-star rating (shared with X3, 2017 tests).
Standard safety includes multiple airbags, DSC, Active Guard with collision warning and braking, Active Protection and Intelligent Emergency Call.
The twin-turbo 3.0-litre straight-six runs on petrol and returns a WLTP combined figure in the 10.5-10.9 l/100 km range depending on specification and options. Real-world use will be higher under hard driving, as expected for a high-output M model. Tank capacity is around 65 litres.
Servicing follows BMW’s Condition Based Servicing system. The car monitors oil condition, wear and other factors and displays when oil changes or inspections are due. Typical guidance points to oil services around every 15 000-30 000 km or 12-24 months, with brake fluid every two years. A network of BMW centres handles diagnostics, genuine parts and software updates.
Safety equipment is comprehensive as standard. Front, side and curtain airbags cover all rows, backed by DSC stability control, ABS with brake assist, tyre pressure monitoring, Active Guard (collision warning with city braking), Active Protection (pre-crash measures) and Intelligent Emergency Call. The model carries the five-star Euro NCAP rating awarded to the related X3/X4 platform.
Living with the car means keeping up with CBS prompts, using the correct high-octane fuel and monitoring brake and tyre wear given the performance capability. Original parts and dealer or specialist care help maintain the drivetrain and electronics over time. Remote services and the My BMW app support maintenance reminders and vehicle status.
Length 4754 mm, Width 1927 mm, Height 1620 mm, Wheelbase 2864 mm (X4 2021–2025)
Sources: manufacturer data, BMW Media Information, June 2021, “Technical specifications, The new BMW X3 M Competition and the new BMW X4 M Competition,” X4 M Competition sheet, some weights Germany-specific).