2003 Buick Regal vs Infiniti I35 — Side by Side Comparison

How does the 2003 Buick Regal compare to the Infiniti I35? We put them side by side using EPA fuel economy data and NHTSA safety ratings.

Specifications Comparison

FeatureBuick RegalInfiniti I35
Combined MPG2020
City MPG1717
Highway MPG2724
Body StyleSedanSedan
DriveFWDFWD
Fuel TypePremiumRegular
Safety RatingN/A / 5N/A / 5
Recalls00
Trims Available21

Fuel Economy

The Infiniti I35 is more fuel efficient by 0 MPG combined. Over a year, the Infiniti I35 saves approximately $850 in fuel costs.

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