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2021 BMW

M4 Coupe

Man 6-spd, 6 cyl, 3.0 L, Turbo

BMW M4: best and worst years
2021 BMW M4 Coupe

Photo may show a different model year; you're viewing the 2021.

PhotoStrubblCC0Wikimedia Commons

Overview

Body
Subcompact CarsEPA, from EPA, last updated 6/22/2026
Drivetrain
Rear-Wheel DriveEPA, from EPA, last updated 6/22/2026
Transmission
Manual 6-spdEPA, from EPA, last updated 6/22/2026
Powertrain
GasEPA, from EPA, last updated 6/22/2026
Fuel
PremiumEPA, from EPA, last updated 6/22/2026

Engine & performance

HP
473
Power to weight
0.119 hp/lb
Axle ratio
3.46
Cyl
6EPA, from EPA, last updated 6/22/2026
Aspiration
TurbochargedEPA, from EPA, last updated 6/22/2026
Start-stop system
YesEPA, from EPA, last updated 6/22/2026

Efficiency

MPG Hwy
23 mpgEPA, from EPA, last updated 6/22/2026
MPG City
16 mpgEPA, from EPA, last updated 6/22/2026
MPG Comb
19 mpgEPA, from EPA, last updated 6/22/2026
Fuel $/yr
$4,050EPA, from EPA, last updated 6/22/2026
CO₂
472 g/miEPA, from EPA, last updated 6/22/2026
Eco Score
3/10EPA, from EPA, last updated 6/22/2026
Smog score
5/10
Elec. Range
0 miEPA, from EPA, last updated 6/22/2026
SmartWay certified
No

Dimensions & capacity

Length
187 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Width
73 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Height
54 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Wheelbase
112 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Curb Weight
3,977 lbNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026

Safety NHTSA, model year

Recalls
2
Owner complaints
1

Reported problems NHTSA owner complaints, model year

  • SERVICE BRAKES100%

Source: NHTSA owner complaints, 1 total.

BMW M4: best and worst years

Known issues manufacturer service bulletins, model year

60 service bulletins filed with NHTSA for this model year

  • Jan 8, 2026STRUCTURE:BODYB410725

    While driving on a smooth and/or unevenroad, a “cracking” sound is heard from therear wheel arch area (highlighted in orange) on either the right or left side.

  • Feb 16, 2024ELECTRICAL SYSTEMB640422

    An interference noise (groaning noise) can be heard from within the heating and air-conditioning unit in thecenter of the instrument panel. The groaning noise always occurs when either a ventilation flap, air stratification flap or the recirculated airflap moves to a different position. Due to the complex design of the heating and air-conditioning unit, the kinematics causing it (top or bottom,left or right) may not be able to be precisely located. Depending on the vehicle model, the number o

  • Jan 11, 2024ELECTRICAL SYSTEMB611305

    The electrical system of BMW vehicles has been subject to an ongoing development process over the last few years. This has led to increased demands being placed on the battery. This document covers important information for the dealer on how to handle “discharged battery” complaints.

  • Jan 9, 2024SUSPENSIONB310124

    With the vehicle is on a lift and the front struts are in the extended position, there may be a cracking and orclicking type noise when turning the steering wheel left/right. See attached video V31 01 24. The sound can reoccur when the vehicle is lowered, and the wheels are once again under load. The noise might also be heard for a short time while driving.

  • Jan 8, 2024STEERINGB360121

    At low outside temperatures (below 40 degrees F) and slow driving speeds (i.e. when parking, maneuvering)with a large steering angle, the front end can be slightly axially misaligned. This can be felt (jerking)/ heard via an acoustic acknowledgement (clunk) as seen at the 11 second mark of the video. See attached video V36 01 21.

  • Jan 5, 2024ELECTRICAL SYSTEMB610524

    The Central Information Display goes black intermittently due to resets of the Head Unit (HU-H3). FaultB7F8F9 – “HU-H: Reset” will be stored in the HU-H3.

  • Jan 2, 2024ELECTRICAL SYSTEMB521723

    Customer states one of the front seats is inoperative. The seat heater and power supply are inoperative. During the vehicle test, the seat module does not respond. The power supply fuse for the seat module isfound to have blown.

  • Oct 13, 2023SERVICE BRAKES, HYDRAULICB340714

    Functional noises (squealing/honking) when braking shortly before the vehicle comes to a stop. CAUSE Material-

  • and 52 more

Source: NHTSA manufacturer communications (technical service bulletins).

Warranty manufacturer terms, by make

Basic
4 yr / 50k mi
Powertrain
4 yr / 50k mi
Roadside assistance
4 yr
Maintenance
3 yr / 36k mi
EV battery
8 yr / 100k mi

Information is gathered on a best-effort basis from public sources, may be incomplete or out of date, and is not purchasing or financial advice. Verify with the manufacturer or dealer before buying.