BMW Serie 4 Convertible 2021– car dimensions: 4770 mm long, 1852 mm wide and 1394 mm high. Unladen weight is 1,965 kg. Braked towing is 1,800 kg.
The cabin has a curved display with 12.3-inch digital instruments and 14.9-inch central touchscreen running BMW OS 8.5, plus wireless Apple CarPlay, Android Auto and phone charging. Three-zone automatic climate control is fitted. Standard driver aids include cruise control, front and rear parking sensors, reversing camera, parking assistant, reverse assistant, frontal collision warning with brake intervention, lane departure warning with steering return, blind spot detection, active protection and attention assistant.
Boot volume is 385 litres with the roof up. It drops to 300 litres with the roof down due to the soft-top storage. Through-loading is available via the folding rear backrest for longer items.
Braked towing capacity is 1800 kg and unbraked is 750 kg. Payload is 500 kg. The car uses M Sport suspension lowered by 10 mm. It is not set up as a work vehicle.
The cabin pairs sport seats with electric backrest width adjustment for side support and multi-way power control. Three-zone automatic climate control keeps conditions steady. An M leather multifunction wheel with shift paddles and driver footrest sit ahead of Alcantara/Sensatec or Vernasca upholstery. A wind deflector cuts turbulence with the soft top down. Digital 12.3-inch instruments and a central touchscreen plus Harman Kardon audio complete a driver-focused, open-air layout that feels firm yet supportive on longer drives.
59-liter fuel tank. combined consumption 14.0 km/l (city 11.7, highway 18.3)
Mantenimiento Total BMW covers 3 years or 60,000 km
BMW warranty 3 years or 200,000 km
Standard kit includes front/side/head airbags, attention assistant from 70 km/h, DSC/DTC/ABS, runflat tires
Parking sensors front/rear, rear camera, parking assistant, reverse assistant, side parking aid
M Sport differential and variable sport steering standard
The 3.0-liter six-cylinder runs on gasoline with a 59-liter tank. Official figures list 11.7 km/l city, 18.3 km/l highway and 14.0 km/l combined under Mexican test cycles, with CO2 at 168.1 g/km. Mild-hybrid assist appears on later examples in the generation.
Servicing falls under Mantenimiento Total BMW for the first 3 years or 60,000 km. The standard warranty runs 3 years or 200,000 km. TeleServices can send service needs automatically to a dealer.
Safety gear covers front, side and head airbags plus an attention assistant that suggests breaks above 70 km/h. DSC, DTC and ABS work with runflat tires that allow limited continued driving after pressure loss. Parking aids include front/rear sensors, a rear camera with guidelines, full parking assistant for parallel and perpendicular spots, reverse path memory and side monitoring. The M Sport differential and variable sport steering add stability.
Daily ownership centers on the soft-top convertible layout with 385-liter trunk when closed. Keyless access, rain-sensing wipers and LED lighting simplify routine use. ConnectedDrive remote services and the MyBMW app handle locking, location and service booking.
Length 4770 mm, Width 1852 mm, Height 1394 mm, Wheelbase 2851 mm (Serie 4 Convertible 2021-)
Sources: manufacturer data, autocosmos.com.mx, BMW press kit technical data and MX ficha.