BMW 4 Series Gran Coupé 2014–2021 car dimensions: 4638 mm long, 1825 mm wide and 1389 mm high. Unladen weight is 1,555 kg. Braked towing is 1,400 kg.
Two-zone automatic climate control is standard, with rear vents. The iDrive system includes a colour control display as standard, often 6.5-inch or larger with navigation. Cruise control with brake function, front and rear parking sensors, reversing camera, lane departure warning, forward collision warning with city braking, and blind-spot monitoring are available, typically as options or standard on higher grades like Sport, Luxury or M Sport. Apple CarPlay and Android Auto arrived later in the run as options via smartphone integration.
The liftback tailgate gives easy access to 480 litres with seats up. Fold the rear seats and capacity rises to 1300 litres for larger loads.
Braked towing capacity is 1400 kg (1500 kg with automatic transmission) and unbraked 695 kg. Payload is 560 kg. These figures support light trailer use such as small caravans or boats. No specific heavy-duty cooling or reinforced suspension packages are listed for work duties.
Dual-zone climate control comes standard with heated front seats on most European specs. Sport seats with good bolster support are fitted on Sport, Luxury and M Sport grades. The raised roof line gives better rear headroom than the two-door coupe while the automatic tailgate and 40/20/40 split rear seats add everyday practicality. Electric multi-way seats and a glass sunroof are optional extras that improve long-trip ease.
Combined fuel use 6.1-6.4 l/100 km for the 184 hp 2.0 petrol depending on transmission and tyres.
Condition Based Service sets oil changes at up to 30 000 km or 24 months.
Standard kit includes front/side/head airbags, DSC with ABS, seat-belt tensioners and tyre-pressure warning.
Related 4 Series models scored five Euro NCAP stars.
The 420i runs a 2.0-litre turbo petrol that returns combined figures of 6.1 l/100 km with the eight-speed automatic and slightly higher on the manual. Tank capacity is 60 litres and the engine accepts minimum RON 91 fuel. EfficientDynamics features such as Auto Start-Stop and Brake Energy Regeneration are standard.
Servicing follows BMW’s Condition Based Service system. Oil and filter changes are indicated by the onboard computer and typically fall due every 30 000 km or two years with Longlife oil. Brake fluid and other items follow the same variable schedule.
Safety equipment comprises driver and passenger airbags, front side airbags, curtain airbags for both rows, three-point belts with pretensioners and force limiters, DSC stability control and a tyre-pressure indicator. Run-flat tyres are standard.
Keep the car with regular CBS intervals using approved oil and filters. The automatic tailgate and split-folding rear seats simplify load carrying. Optional packages cover heated rear seats and a glass roof for added comfort on longer ownership.
Length 4638 mm, Width 1825 mm, Height 1389 mm, Wheelbase 2810 mm (4 Series Gran Coupé 2014–2021)
Sources: manufacturer data, BMW Media Information, February 2014, specifications, weights homologated, The same 420i dimensions, 60-litre tank and.