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2018 MINI

John Cooper Works Convertible

Auto (S6), 4 cyl, 2.0 L, Turbo

MINI John Cooper Works: best and worst years
2018 MINI John Cooper Works Convertible (photo 1 of 3)
Photospecialclub35CC BY-SA 2.0Wikimedia Commons

Overview

Body
Minicompact CarsEPA, from EPA, last updated 6/11/2026
Drivetrain
Front-Wheel DriveEPA, from EPA, last updated 6/11/2026
Transmission
Automatic (S6)EPA, from EPA, last updated 6/11/2026
Powertrain
GasEPA, from EPA, last updated 6/11/2026
Fuel
PremiumEPA, from EPA, last updated 6/11/2026

Engine & performance

Cyl
4EPA, from EPA, last updated 6/11/2026
Aspiration
TurbochargedEPA, from EPA, last updated 6/11/2026
Start-stop system
YesEPA, from EPA, last updated 6/11/2026

Efficiency

MPG Hwy
33 mpgEPA, from EPA, last updated 6/11/2026
MPG City
25 mpgEPA, from EPA, last updated 6/11/2026
MPG Comb
28 mpgEPA, from EPA, last updated 6/11/2026
Fuel $/yr
$2,750EPA, from EPA, last updated 6/11/2026
CO₂
315 g/miEPA, from EPA, last updated 6/11/2026
Eco Score
6/10EPA, from EPA, last updated 6/11/2026
Smog score
3/10
Elec. Range
0 miEPA, from EPA, last updated 6/11/2026
SmartWay certified
No

Dimensions & capacity

Length
152 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Width
68 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Height
56 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Wheelbase
98 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Curb Weight
2,985 lbNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026

Safety NHTSA, model year

Recalls
0
Owner complaints
0

Feature availability

Which features come standard, cost extra, or are locked to a pricier trim arrives with the next data phase. Standard equipment shows here today.

Standard

Known issues manufacturer service bulletins, model year

35 service bulletins filed with NHTSA for this model year

  • Jun 1, 2019AIR BAGSM630119

    The tail light mounting brackets may be cracked or broken. During assembly oil may have contaminated the mounting points of the tail light assembly.

  • Jun 1, 2019ELECTRICAL SYSTEMM610219

    DELIVERY STOP: F60 PHEV WIRING HARNESS EME: The wiring harness for the EME connector may chafe on the power electronics under certain circumstances.

  • Mar 1, 2019ELECTRICAL SYSTEMM840219

    PHONE CALL AUDIO AUTONOMOUSLY SWITCHES FROM VEHICLE TO PHONE. During an active phone call the call audio autonomously switches from the vehicle hands-free system to the phone.

  • Mar 1, 2019ELECTRICAL SYSTEMM840119

    SAMSUNG SMARTPHONE WITH ANDROID 8 NO USB AUDIO PLAYBACK OR CHARGING FUNCTION. The Samsung Smartphone running Android 8.x does not support USB audio playback and/or charging of the device via the USB port.

  • Mar 1, 2019AIR BAGSM650117

    AIR BAG WARNING LAMP CC MESSAGE 'RESTRAINT SYSTEM' This Service Information bulletin replaces SI M65 01 17 dated February 2017.

  • Mar 1, 2019SUSPENSIONM310115

    GROANING/SQUEAKING NOISE FROM THE FRONT OF THE VEHICLE. A groaning and/or squeaking noise from the front axle occurs when turning at low speeds or idle. Plastic and elastic deformation of lower ball bearing shell in spring strut support bearing.

  • Oct 1, 2018EQUIPMENTM640318

    STATIONARY CLIMATE CONTROL NOT WORKING AFTER CHARGING PROCEDURE. After the high voltage (HV) charging procedure, the stationary climate control (aka preconditioning) does not work. This is part of the normal design. There is no fault or defect.

  • Oct 1, 2018EQUIPMENTM540318

    RATTLE NOISE FROM SUNSHADE WHILE DRIVING. With either of the sunshades fully opened, there is a rattle noise present when driving over rough road surfaces The sunshade is contacting the roof liner trim.

  • and 27 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.