2026 BMW 4 Series

No photo available — body style shown for reference.

The Verdict

Worst problem area

Transmission & Drivetrain

Transmission & Drivetrain leads by volume: 1 of 2 complaints (50%) mentions it.

Complaints filed fell from 6 in 2025 to 2 in 2026.

Data last changed . Sources: NHTSA complaints and recalls, EPA fuel economy data. Methodology

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Cost, Fuel Economy & Complaint History

Fuel cost, fuel economy, and complaint history by model-yearScroll sideways to see all 4 years. Fuel figures show the range across trims for years with more than one EPA-rated configuration.Also cataloged for 2026: 4 configuration(s) of a different vehicle class, excluded from the comparison bar only (but included in the figures above).
Category2024202520262027vs. 2026 Subcompact Cars
Annual fuel cost ($)2,750–3,1002,500–2,8502,500–2,8502,500–2,750
Combined MPG25–2827–3127–3128–31
City / Highway MPG22–25 / 30–3424–28 / 31–3624–28 / 31–3624–28 / 32–36
CO₂ tailpipe (g/mi)312–351285–320285–320285–316
Complaints filed1620Not compared
Recalls issued3110Not compared
Crash-involved complaints0200Not compared
Fire-involved complaints0000Not compared
Injuries reported0000Not compared
Deaths reported0000Not compared
Configurations compared8888

Not compared: this database has no vehicle sales or registration figures, so a raw count mostly reflects how many were sold, not how safe the vehicle is.

Common questions

How many recalls does the 2026 BMW 4 Series have?

1 NHTSA recall campaign as of Sep 16, 2026. Check your VIN with NHTSA to see whether one applies to your car.

What gas mileage does the 2026 BMW 4 Series get?

EPA rates it 27–31 MPG combined.

How much does it cost to fuel a 2026 BMW 4 Series?

EPA estimates $2,500–$2,850 a year in fuel costs, using EPA's assumptions.

EPA-Rated Configurations (12)

Every EPA-rated configuration on this page, one row each.A number tagged (low) or (high) is this page’s own cost-table figure of that name, above.
ConfigurationTransmissionCylindersDisplacementDrivetrainFuel TypeVehicle ClassCityHighwayCombinedAnnual Fuel CostCO₂
Configuration 1Automatic (S8)42.0LRear-Wheel DrivePremiumSubcompact Cars28 mpg (high)36 mpg (high)31 mpg (high)$2,500 (low)285 g/mi (low)
Configuration 2Automatic (S8)42.0LAll-Wheel DrivePremiumSubcompact Cars27 mpg34 mpg30 mpg$2,600294 g/mi
Configuration 3Automatic (S8)42.0LRear-Wheel DrivePremiumSubcompact Cars27 mpg35 mpg30 mpg$2,600295 g/mi
Configuration 4Automatic (S8)42.0LAll-Wheel DrivePremiumSubcompact Cars24 mpg (low)33 mpg28 mpg$2,750316 g/mi
Configuration 5Automatic (S8)63.0LRear-Wheel DrivePremiumSubcompact Cars27 mpg34 mpg30 mpg$2,600296 g/mi
Configuration 6Automatic (S8)63.0LAll-Wheel DrivePremiumSubcompact Cars26 mpg33 mpg29 mpg$2,650301 g/mi
Configuration 7Automatic (S8)63.0LRear-Wheel DrivePremiumSubcompact Cars27 mpg33 mpg29 mpg$2,650300 g/mi
Configuration 8Automatic (S8)63.0LAll-Wheel DrivePremiumSubcompact Cars25 mpg32 mpg28 mpg$2,750312 g/mi
Configuration 9Automatic (S8)42.0LRear-Wheel DrivePremiumCompact Cars27 mpg35 mpg30 mpg$2,600290 g/mi
Configuration 10Automatic (S8)42.0LAll-Wheel DrivePremiumCompact Cars25 mpg34 mpg29 mpg$2,650305 g/mi
Configuration 12Automatic (S8)63.0LAll-Wheel DrivePremiumCompact Cars25 mpg31 mpg (low)27 mpg (low)$2,850 (high)320 g/mi (high)
Show 1 more configuration
The remaining EPA-rated configurations on this page.
ConfigurationTransmissionCylindersDisplacementDrivetrainFuel TypeVehicle ClassCityHighwayCombinedAnnual Fuel CostCO₂
Configuration 11Automatic (S8)63.0LRear-Wheel DrivePremiumCompact Cars26 mpg32 mpg28 mpg$2,750312 g/mi

Complaints by Category

Complaints by category, in the same fixed order on every page
CategoryComplaintsCrash-InvolvedFire-InvolvedInjuriesDeaths
Engine00000
Transmission & Drivetrain10000
Fuel System00000
Electrical10000
Brakes00000
Steering00000
Suspension, Wheels & Tires10000
Airbags & Restraints00000
Driver Assistance & Speed Control00000
Body, Seats & Latches00000
Visibility & Lighting00000
Other00000

A complaint that names more than one category is counted in each, so the rows can add up to more than the total number of complaints.

Recalls (1)

  • ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES; ELECTRICAL SYSTEM:WIRING:POWER DISTRIBUTION MODULE/IPDM · Campaign 25V643000 · Sep 26, 2025

    Defect: BMW of North America, LLC (BMW) is recalling certain 2026 M4 and 430i vehicles. The positive battery cables may not be properly connected to the power distribution box, resulting in an engine stall and a fire.

    Consequence: An engine stall increases the risk of a crash and a fire increases the risk of injury.

    Remedy: Dealers will inspect and replace cables and power distribution box as necessary, free of charge. Owner notification letters were mailed November 20, 2025. Owners may contact BMW customer service at 1-800-525-7417. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning November 17, 2025.