2016 Porsche Boxster Spyder vs BMW M4 Gts — Side by Side Comparison

How does the 2016 Porsche Boxster Spyder compare to the BMW M4 Gts? We put them side by side using EPA fuel economy data and NHTSA safety ratings.

Specifications Comparison

FeaturePorsche Boxster SpyderBMW M4 Gts
Combined MPG2019
City MPG1816
Highway MPG2423
Body StyleSports CarSports Car
DriveRWDRWD
Fuel TypePremiumPremium
Safety RatingN/A / 5N/A / 5
Recalls00
Trims Available11

Fuel Economy

The Porsche Boxster Spyder is more fuel efficient by 1 MPG combined. Over a year, the Porsche Boxster Spyder saves approximately $150 in fuel costs.

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