2018 MINI John Cooper Works Convertible

Compact Sedan Premium
MINI John Cooper Works Convertible 2018
28MPG Combined
2 Trims
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Updated February 27, 2026

The 2018 MINI John Cooper Works Convertible Compact Sedan provides 25–28 combined MPG depending on trim. We’ve compiled EPA fuel economy data, NHTSA safety ratings, and recall history so you can make an informed decision.

2018 MINI John Cooper Works Convertible Specifications

SpecValue
Combined MPG25–28 combined MPG depending on trim
City MPG25
Highway MPG33
Body StyleCompact Sedan
Fuel TypePremium
DriveFWD
Available Trims2

Available Trims

TrimMPG (City/Hwy/Combined)EngineTransmission
4 cyl25/33/282.0L 4cylAutomatic (S6)
Man22/31/252.0L 4cylManual 6-spd

Annual Fuel Cost

Based on EPA estimates, the 2018 MINI John Cooper Works Convertible costs approximately $2,225 per year in fuel. This assumes 15,000 miles driven annually and current fuel prices.

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