City mpg:
21
Highway mpg:
29

Actual rating will vary with options, driving conditions, habits and vehicle condition.

2026 BMW 840i Convertible Overview

The standard features of the BMW 840 i include 3L I-6 335hp intercooled turbo engine, 8-speed automatic transmission with overdrive, 4-wheel anti-lock brakes (ABS), Integrated navigation system with voice activation, Side seat mounted airbags, Driver and passenger side airbag head extension, Airbag occupancy sensor, Air conditioning, 19" aluminum wheels, Cruise control, ABS and driveline traction control

2026 BMW
840i Convertible

Starting at: $100,500

  • Manufacturer Offer

    Dealer Allowance: $4,000 cash back on select BMW models when financing through BMW Financial Services

    * Read full offer details
    Applies to multiple models.

    * Disclaimer(s)

    • Special BMW Incentive offer is valid at any authorized BMW Center in the United States. Incentive offer is subject to change without prior notice. BMW of North America, LLC requires presentation of a photo ID, your BMW Manufacturer Certificate with a unique Customer ID, and Offer Code. One incentive per customer, per offer code, per calendar year for new BMW vehicles. Eligible military member must be the purchaser. See your authorized BMW Center for complete program details.

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Specifications

  • Rear cargo - power trunk
  • Soft close
  • Power door mirrors
  • Heated door mirrors
  • Auto-dimming door mirrors
  • Turn signal indicator mirrors
  • Power convertible roof
  • Glass rear window
  • Convertible roof lining
  • Convertible roof wind blocker
  • Tailpipe finisher - chrome
  • Door mirrors - body-color
  • Bumpers - body-color
  • Engine liters - 3.0L
  • Compressor - intercooled turbo
  • Cylinder configuration - I-6
  • Horsepower - 335hp @ 5,000RPM
  • Torque - 368 lb.-ft. @ 1,600RPM
  • Number of valves - 24
  • Variable valve control
  • Variable intake manifold
  • Engine location - front
  • Recommended fuel - Premium Unleaded
  • Transmission - 8 speed automatic
  • Mode select transmission
  • Manual-shift auto - STEPTRONIC
  • Drive type - rear-wheel
  • Limited slip differential - electro-mechanical
  • Fuel economy combined - 24mpg
  • Fuel tank capacity - 18.0gal.
  • Standard fuel economy fuel type - gasoline
  • Hybrid traction battery type - none
  • Fuel economy city - 21mpg
  • Fuel economy highway - 29mpg
  • Basic warranty - 48 months/50,000miles
  • Powertrain warranty - 48 months/50,000miles
  • Corrosion perforation warranty - 144 months/ unlimited distance
  • Roadside assistance coverage - 48 months/ unlimited distance
  • Maintenance warranty - 36 months/36,000miles
  • Four wheel independent suspension
  • Front anti-roll bar
  • Rear anti-roll bar
  • Power steering
  • Speed-sensing steering
  • Alloy wheels
  • Front tires - 245/40VR19.0
  • Rear tires - 275/35VR19.0
  • Wheel size - 19"
  • Engine displacement - 3.0 L
  • Engine torque - 368 lb.-ft. @ 1,600RPM
  • Engine bore x stroke - 82.0mm x 94.6mm (3.23" x 3.72")
  • Compression ratio - 11.00 to 1
  • Payload - 350kg (772lbs)
  • Curb weight - 1,910kg (4,211lbs)
  • GVWR - 2,340kg (5,159lbs)
  • Exterior length - 4,854mm (191.1")
  • Exterior body width - 1,902mm (74.9")
  • Exterior height - 1,339mm (52.7")
  • Wheelbase - 2,822mm (111.1")
  • Turning radius - 5.8m (19.1')
  • Front legroom - 1,069mm (42.1")
  • Rear legroom - 749mm (29.5")
  • Front headroom - 988mm (38.9")
  • Rear headroom - 881mm (34.7")
  • Front shoulder room - 1,453mm (57.2")
  • Rear shoulder room - 1,161mm (45.7")
  • Interior rear cargo volume - 351 L (12 cu.ft.)
  • Interior maximum rear cargo volume - 351 L (12 cu.ft.)
  • Greenhouse Gas Score (GG) - 5
  • AM/FM radio - SiriusXM
  • Internal memory capacity (GB) - 20 GB
  • Satellite radio trial duration with new vehicle purchase (months) - 12
  • Radio data system
  • Steering wheel mounted audio controls
  • Speakers - 16
  • Speaker type - harman/kardon
  • Wireless phone connectivity - Enhanced Bluetooth
  • 1st row LCD monitors - 2
  • Primary LCD size - 12.3"
  • Diversity antenna
  • Smart device integration - Apple CarPlay and Android Auto Compatibility
  • Wireless Phone Charger - Qi front
  • Fully automatic headlights
  • Delay-off headlights
  • Auto high-beam headlights
  • Variably intermittent wipers
  • Rain sensing wipers
  • Speed sensitive wipers
  • Rear window defroster
  • Front reading lights
  • Appearance - digital/analog
  • Configurable
  • Tachometer
  • Heads up display
  • Outside temperature display
  • Low tire pressure warning
  • Trip computer
  • Parking sensors - Park Distance Control front and rear
  • Lane departure - Lane Keeping Assistant/Lane Departure Warning active
  • Traffic sign information
  • Exterior parking camera rear
  • Forward collision - Frontal Collision Warning w/City Collision Mitigation mitigation
  • 4 wheel disc brakes
  • ABS brakes
  • Brake assist
  • Dual front impact airbags
  • Dual front side impact airbags
  • Occupant sensing airbag
  • Panic alarm
  • Perimeter/approach lights
  • Tracker system
  • Ignition disable
  • Security system
  • Integrated roll-over protection
  • Electronic stability
  • Traction control
  • Adjustable head restraints - driver and passenger w/tilt
  • Front pedestrian detection - prevention
  • Max seating capacity - 4
  • Front seats - bucket
  • Power driver seat
  • Power 4-way driver lumbar support
  • Power passenger seat
  • Front center armrest
  • Power 4-way passenger lumbar support
  • Heated front seats
  • Rear seats - bucket
  • Split folding rear seat
  • Rear seats Folding position - fold forward seatback
  • Leather upholstery
  • Leather shift knob
  • Leather steering wheel
  • Sport steering wheel
  • Seat Upholstery - leather Merino
  • Air conditioning
  • Automatic temperature control
  • Front dual zone A/C
  • Memory seat
  • Steering wheel memory
  • Speed control
  • Power windows
  • 1-touch down
  • 1-touch up
  • Remote keyless entry
  • Proximity key - doors and push button start
  • Illuminated entry
  • Remote engine start
  • Heated steering wheel
  • Tilt steering wheel
  • Telescoping steering wheel
  • Auto tilt-away steering wheel
  • Auto-dimming rearview mirror
  • Driver vanity mirror
  • Passenger vanity mirror
  • Garage door transmitter
  • Emergency communication system - BMW Assist eCall
  • Navigation system
  • Front beverage holders
  • Driver door bin
  • Passenger door bin
  • Trunk/hatch auto-latch

Trims

  MSRP Engine Transmission City/Hwy mpg
2026 BMW 840i Convertible Search New $100,500   335-hp 3.0L 6-cyl  8-spd auto  21 / 29  
xDrive 2026 BMW 840i Convertible xDrive Search New $103,500   335-hp 3.0L 6-cyl  8-spd auto  21 / 29  

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