2010 BMW M3 vs Mercedes-Benz Cls550 — Side by Side Comparison

How does the 2010 BMW M3 compare to the Mercedes-Benz Cls550? We put them side by side using EPA fuel economy data and NHTSA safety ratings.

Specifications Comparison

FeatureBMW M3Mercedes-Benz Cls550
Combined MPG1616
City MPG1414
Highway MPG2021
Body StyleCompact SedanCompact Sedan
DriveRWDRWD
Fuel TypePremiumPremium
Safety RatingN/A / 5N/A / 5
Recalls00
Trims Available21

Fuel Economy

The Mercedes-Benz Cls550 is more fuel efficient by 0 MPG combined. Over a year, the Mercedes-Benz Cls550 saves approximately $0 in fuel costs.

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