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BMW 4 Series Convertible Specs

BMW 4 Series Convertible Specs & Dimensions

Buy or lease the BMW 4 Series Convertible at a price you’ll love
We take the hassle and haggle out of car buying by finding you great deals from local and national dealers
RRP £52,780 - £69,645 Avg. Carwow saving £6,083 off RRP
Carwow price from
Cash
£47,738
Monthly
£683*
Used
£27,400
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Rated 4.4/5 from 70,773 reviews
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Technical data

External dimensions

BMW 4 Series Convertible dimensions diagram 4,770 mm 1,852 mm 1,394 mm
Values shown are maximum dimensions
Number of doors
2
Turning circle
11.4 - 12.0 m
Wheelbase
2.85 m

Internal dimensions

Number of seats
4
Boot (seats up)
385 L

Transmission and fuel

Transmission
Automatic
Buy or lease the BMW 4 Series Convertible at a price you’ll love
We take the hassle and haggle out of car buying by finding you great deals from local and national dealers
RRP £52,780 - £69,645 Avg. Carwow saving £6,083 off RRP
Carwow price from
Cash
£47,738
Monthly
£683*
Used
£27,400
Ready to see prices tailored to you?
Compare new offers Compare used deals
Rated 4.4/5 from 70,773 reviews

Trims and engines

4 Series Convertible

Photo is for illustrative purposes

4 Series Convertible M Sport

RRP £52,780

Carwow price from

£47,738

Well, you certainly get that grille as standard, with a chrome frame, plus three-zone climate control, LED headlights and parking sensors front and rear. There's also BMW Live Cockpit Display, with digital instruments, and adaptive cruise control.

M Sport standard equipment

  • Wind deflector
  • Reversing light
  • Body colour fuel filler flap
  • Follow me home headlights
  • LED daytime running lights
  • LED front fog lights
  • Visible VIN plate
  • Low and high beam headlights in Bi-LED
  • Acoustic glazing
  • LED front indicators
  • Green tinted heat protection glazing
  • Interior rear view electrochromatic mirror with automatic anti dazzle function
  • Front and rear bumper system
  • Model designation on right side of tailgate
  • Automatic headlight beam throw control with load dependent regulating reaction, dynamic compensation of braking dive and acceleration squat
  • Two part LED tailights in L-shape with components in smoked glass, brake light, LED turn indicator and rear fog light
  • Welcome lights in interior and door handle area
  • Electric windows - front and rear, with open/close fingertip control, anti trap facility and comfort closing function all round
  • M designation on front side panels, left and right
  • LED 3rd brake light
  • Preparation for high beam assistant
  • Illuminated bow type door handles in body colour drivers side with door lock
  • Front apron plastic in body colour
  • One piece front bumper cover including towing eye cover in body colour
  • Licence plate panel integrated into front bumper and tailgate
  • Widened track and increased camber values for max transverse dynamics, agility and steering precision
  • Body colour roof fin
  • Automatic windscreen wipers and automatic headlight
  • Rear boot
  • M Sport entry door sill strips
  • Visible exhaust tailpipe finisher
  • Bonnet and tailgate badge
  • BMW radiator grille with mesh grille, end face of the nuggets in aluminium matt and frame in chrome matt
  • Side frame trim strip black matt
  • Electric folding wing mirrors - Driver side electrochromic, auto anti dazzle function & front passenger side auto parking function without anti dazzle
  • Windscreen washer jets concealed underneath bonnet
  • Locking wheel bolts
  • Electronic vehicle immobiliser
  • Vehicle key with M specific designation
  • Alarm system for monitoring doors, engine compartment,interior movement sensor,tilt sensor and siren with emergency power supply
  • Centre lock switch - Button in driver's side front door, complete locking of car
  • Closing system with centre locking for all doors, fuel filler flap&tailgate, auto lock after pulling away, incl. 2 remote controls with integrated key
  • Side impact protection
  • Warning triangle and first aid kit
  • Dynamic brake control
  • Driver/Front Passenger airbags
  • Dynamic Traction Control - DTC
  • Brake energy regeneration
  • BMW emergency call
  • Braking pre-tensioning
  • 2 x 3-point rear seatbelts
  • Front passenger manual airbag deactivation
  • Front and rear ventilated brake disc
  • Seat belt security check for driver and front passenger
  • Seat occupancy detection for driver and passenger side
  • Hill start assistant
  • Dry braking
  • Crash sensor activating of airbags,Unlocking doors,hazard warning lights,fuel cut off,interior lighting+activation of safety battery terminal clamp
  • Driver and front passenger side airbags, integrated in the door side seat backrest bolsters for all seat variants
  • Head airbags for all 4 outer seats
  • Electric parking brake including automatic hold function and automatic release of the parking brake when driving off
  • Child seat ISOFIX attachment for the two outer rear seats
  • Dynamic stability control + (DSC+) - Anti-lock Braking System (ABS) with brake assist and cornering brake control + Automatic Stability Control (ASC)
  • Electronic differential lock control (EDLC)
  • Seat belt with belt stopper, pyrotechnic belt tensioners and belt force limiters
  • Tyre pressure sensors
  • Front footwell lights
  • Anthracite headlining
  • Front and rear door pockets
  • Height adjustable front headrests
  • Front sports seats
  • Toolkit located in luggage compartment
  • Sunvisors with illuminated vanity mirrors and ticket pocket
  • Luggage compartment light
  • 2 zone automatic air conditioning
  • Illuminated glove compartment with separate small compartment
  • 4 pieces lashing eyelets in luggage compartment
  • Armrest integrated in front and rear door trim + front centre console armrest
  • 2 front cupholder in centre console with clamping elements and matt black inlay
  • Heated driver and front passenger seats
  • Battery in luggage compartment
  • 2 Rear seat headrests
  • Illuminated armrest storage compartment
  • 12V power socket in front centre console
  • Velour front floor mats
  • Single front passenger seat
  • 2 2nd row folding seats
  • BMW ID
  • Extended storage - Luggage compartment partition net on left side trim panel, Bag hook on both sides of the luggage compartment
  • 3 spoke flat bottom M sport leather multifunction steering wheel
  • Electric memory seats - electrically adjustable seats with drivers seat memory, exterior mirrors memory and automatic parking function
  • Interior light and front reading light
  • Steering column adjustment - Infinitely variable in height and length
  • Run flat indicator
  • BMW iDrive controller on centre console
  • Variable sport steering
  • BMW Teleservices
  • Attentiveness assist
  • Active guard plus
  • Instrument cluster with speedometer with mph readout, tachometer, fuel gauge and oil temperature gauge
  • Oil sensor for level and grade
  • Check Control warning system for monitoring of lights and door/luggage compartment open warning
  • Brake pad wear indicator in front and rear
  • Condition based service
  • On board computer - average speed, fuel consumption, outside temp display with acoustic warning, clock/date, service interval, odometer/trip meter
  • BMW service history
  • Integrated owners handbook
  • BMW ConnectedDrive online services
  • Electric power steering with Servotronic steering optimised at all speed ranges
  • Language version English
  • Automatic start/stop function
  • Shifting point display
  • Start/stop button in black
  • Tyre repair kit
  • Petrol Particulate Filter
  • Stroke dependent dampers
  • Balanced 50/50 weight distribution
  • Low centre of gravity
  • 8 speed automatic steptronic transmission with gearshift paddles
  • Double joint spring strut front axle
  • Drive experience mode switch - Comfort mode, ECO PRO mode and SPORT mode
  • DAB tuner
  • Personal eSim
  • Connected professional package - 4 Series
  • Park assist pack - 4 Series
  • M sport exterior styling pack - 4 Series
  • Ambient lighting pack - 4 Series
  • M High gloss shadowline exterior trim pack - 4 Series
  • BMW Live Cockpit Plus pack - 4 Series
  • Luxury instrument panel - Instrument panel and door upper arm trim panels in sensatec, black grey contrast stitching

One engine available with the M Sport trim

420i Step Auto
  • 2 L Petrol
  • 184 bhp
  • Automatic
  • Rear wheel drive
Entry-level petrol is smooth, refined and has decent performance
Acceleration (0-60mph)
8.2 s
CO2 Emissions
155 g/km
First year road tax
£1,360
Fuel economy
42 mpg
Top speed
147 mph
Gears
8-speed
4 Series Convertible

Photo is for illustrative purposes

4 Series Convertible M440i

RRP £69,645

Carwow price from

£60,499

On top of the 347hp six-cylinder petrol engine, there's an M Sport braking systems and an M Sport rear differential, as well as adaptive suspension and various 'Cerium Grey' finishes for the exterior trim.

M440i standard equipment

  • Wind deflector
  • Reversing light
  • Body colour fuel filler flap
  • Follow me home headlights
  • LED daytime running lights
  • LED front fog lights
  • Visible VIN plate
  • Acoustic glazing
  • LED front indicators
  • Green tinted heat protection glazing
  • Interior rear view electrochromatic mirror with automatic anti dazzle function
  • Front and rear bumper system
  • Model designation on right side of tailgate
  • Automatic headlight beam throw control with load dependent regulating reaction, dynamic compensation of braking dive and acceleration squat
  • Two part LED tailights in L-shape with components in smoked glass, brake light, LED turn indicator and rear fog light
  • Welcome lights in interior and door handle area
  • Electric windows - front and rear, with open/close fingertip control, anti trap facility and comfort closing function all round
  • M designation on front side panels, left and right
  • LED 3rd brake light
  • Illuminated bow type door handles in body colour drivers side with door lock
  • Front apron plastic in body colour
  • One piece front bumper cover including towing eye cover in body colour
  • Licence plate panel integrated into front bumper and tailgate
  • Widened track and increased camber values for max transverse dynamics, agility and steering precision
  • Body colour roof fin
  • Rear boot
  • M Sport entry door sill strips
  • Visible exhaust tailpipe finisher
  • Bonnet and tailgate badge
  • Model and M badges in pearl chrome
  • Free form tailpipe finisher and side frame trim strip in high gloss black
  • Design of radiator grille ring in Black high-gloss with horizontal look and an M badge on the left side
  • Electric folding wing mirrors - Driver side electrochromic, auto anti dazzle function & front passenger side auto parking function without anti dazzle
  • Windscreen washer jets concealed underneath bonnet
  • Locking wheel bolts
  • Electronic vehicle immobiliser
  • Vehicle key with M specific designation
  • Alarm system for monitoring doors, engine compartment,interior movement sensor,tilt sensor and siren with emergency power supply
  • Centre lock switch - Button in driver's side front door, complete locking of car
  • Closing system with centre locking for all doors, fuel filler flap&tailgate, auto lock after pulling away, incl. 2 remote controls with integrated key
  • Side impact protection
  • Warning triangle and first aid kit
  • Dynamic brake control
  • Driver/Front Passenger airbags
  • Dynamic Traction Control - DTC
  • Brake energy regeneration
  • BMW emergency call
  • Braking pre-tensioning
  • 2 x 3-point rear seatbelts
  • Front passenger manual airbag deactivation
  • Front and rear ventilated brake disc
  • Seat belt security check for driver and front passenger
  • Seat occupancy detection for driver and passenger side
  • Hill start assistant
  • Dry braking
  • Crash sensor activating of airbags,Unlocking doors,hazard warning lights,fuel cut off,interior lighting+activation of safety battery terminal clamp
  • Driver and front passenger side airbags, integrated in the door side seat backrest bolsters for all seat variants
  • Head airbags for all 4 outer seats
  • Electric parking brake including automatic hold function and automatic release of the parking brake when driving off
  • Child seat ISOFIX attachment for the two outer rear seats
  • Dynamic stability control + (DSC+) - Anti-lock Braking System (ABS) with brake assist and cornering brake control + Automatic Stability Control (ASC)
  • Electronic differential lock control (EDLC)
  • Seat belt with belt stopper, pyrotechnic belt tensioners and belt force limiters
  • Tyre pressure sensors
  • Front footwell lights
  • Anthracite headlining
  • Front and rear door pockets
  • Height adjustable front headrests
  • Front sports seats
  • Toolkit located in luggage compartment
  • Sunvisors with illuminated vanity mirrors and ticket pocket
  • Luggage compartment light
  • 2 zone automatic air conditioning
  • Illuminated glove compartment with separate small compartment
  • 4 pieces lashing eyelets in luggage compartment
  • Armrest integrated in front and rear door trim + front centre console armrest
  • 2 front cupholder in centre console with clamping elements and matt black inlay
  • Heated driver and front passenger seats
  • Battery in luggage compartment
  • 2 Rear seat headrests
  • Illuminated armrest storage compartment
  • 12V power socket in front centre console
  • Velour front floor mats
  • Single front passenger seat
  • 2 2nd row folding seats
  • BMW ID
  • Extended storage - Luggage compartment partition net on left side trim panel, Bag hook on both sides of the luggage compartment
  • 3 spoke flat bottom M sport leather multifunction steering wheel
  • Electric memory seats - electrically adjustable seats with drivers seat memory, exterior mirrors memory and automatic parking function
  • Interior light and front reading light
  • Steering column adjustment - Infinitely variable in height and length
  • Run flat indicator
  • BMW iDrive controller on centre console
  • Variable sport steering
  • BMW Teleservices
  • Attentiveness assist
  • Active guard plus
  • Instrument cluster with speedometer with mph readout, tachometer, fuel gauge and oil temperature gauge
  • Oil sensor for level and grade
  • Check Control warning system for monitoring of lights and door/luggage compartment open warning
  • Brake pad wear indicator in front and rear
  • Condition based service
  • On board computer - average speed, fuel consumption, outside temp display with acoustic warning, clock/date, service interval, odometer/trip meter
  • BMW service history
  • Integrated owners handbook
  • BMW ConnectedDrive online services
  • Electric power steering with Servotronic steering optimised at all speed ranges
  • Language version English
  • Automatic start/stop function
  • Shifting point display
  • Start/stop button in black
  • Tyre repair kit
  • Petrol Particulate Filter
  • M Sport differential
  • Stroke dependent dampers
  • Balanced 50/50 weight distribution
  • xDrive system permanent all-wheel drive variable torque distribution
  • 48V Mild hybrid technology
  • Low centre of gravity
  • 8 speed automatic steptronic transmission with gearshift paddles
  • Double joint spring strut front axle
  • Drive experience mode switch - Comfort mode, ECO PRO mode and SPORT mode
  • DAB tuner
  • Personal eSim
  • Connected professional package - 4 Series
  • M sport exterior styling pack - 4 Series M440i
  • Ambient lighting pack - 4 Series
  • M High gloss shadowline exterior trim pack - 4 Series
  • Luxury instrument panel - Instrument panel and door upper arm trim panels in sensatec, black grey contrast stitching

One engine available with the M440i trim

xDrive MHT Step Auto
  • 3 L Petrol
  • 374 bhp
  • Automatic
  • Four wheel drive
Much pricier than the less potent models, but also much faster
Acceleration (0-60mph)
4.9 s
CO2 Emissions
184 g/km
First year road tax
£2,190
Fuel economy
34 mpg
Top speed
155 mph
Gears
8-speed