2003 BMW M3 Convertible

Compact Sedan Premium
BMW M3 Convertible 2003
17MPG Combined
2 Trims
← 2002 2003 2004 →
Updated February 27, 2026

Get the full picture on the 2003 BMW M3 Convertible. As a Compact Sedan, it achieves 16–17 combined MPG depending on trim and has not yet been rated by NHTSA. Below you’ll find detailed specs for every trim, plus recall information and competitor comparisons.

2003 BMW M3 Convertible Specifications

SpecValue
Combined MPG16–17 combined MPG depending on trim
City MPG14
Highway MPG21
Body StyleCompact Sedan
Fuel TypePremium
DriveRWD
Available Trims2

Available Trims

TrimMPG (City/Hwy/Combined)EngineTransmission
Man14/21/173.2L 6cylManual 6-spd
6 cyl14/20/163.2L 6cylAutomatic (S6)

Annual Fuel Cost

Based on EPA estimates, the 2003 BMW M3 Convertible costs approximately $3,550 per year in fuel. This assumes 15,000 miles driven annually and current fuel prices.

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