2016 BMW 550i vs Chevrolet Impala Bi-Fuel (Cng) — Side by Side Comparison

How does the 2016 BMW 550i compare to the Chevrolet Impala Bi-Fuel (Cng)? We put them side by side using EPA fuel economy data and NHTSA safety ratings.

Specifications Comparison

FeatureBMW 550iChevrolet Impala Bi-Fuel (Cng)
Combined MPG2020
City MPG1717
Highway MPG2525
Body StyleSedanSedan
DriveRWDFWD
Fuel TypePremiumBi-Fuel
Safety RatingN/A / 5N/A / 5
Recalls00
Trims Available11

Fuel Economy

The Chevrolet Impala Bi-Fuel (Cng) is more fuel efficient by 0 MPG combined. Over a year, the Chevrolet Impala Bi-Fuel (Cng) saves approximately $700 in fuel costs.

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