MINI JCW Convertible Fuel Economy History

MPG by year — EPA official data.

Best MPG Year

2026

30 MPG combined

Latest Model

2026

30 MPG combined

Year	Engine	City	Hwy	Combined	Fuel Cost/yr
2026	Premium	26	35	30	$2,700	Details →
2025	Premium	26	35	30	$2,700	Details →