Best by Class

Starting with the latest model year, these vehicles scored highest in their vehicle class.

Year Make Model Specification Emission Standard MPG City MPG Hwy Green Score Class Ranking Class
2020 Chevrolet IMPALA

3.6L 6, auto stk

LEV-III SULEV30 / Tier 3 Bin 30 19 28 43 Above Average Large Cars Details
2020 Porsche Panamera

3.0L 6, auto [P]

LEV-III ULEV70 / Tier 3 Bin 70 20 28 43 Above Average Large Cars Details
2020 Chrysler 300

3.6L 6, auto

Tier 3 Bin 125 19 30 43 Above Average Large Cars Details
2020 Dodge Charger

3.6L 6, auto

Tier 3 Bin 125 19 30 43 Above Average Large Cars Details
2020 Chevrolet IMPALA

3.6L 6, auto stk

LEV-III ULEV70 / Tier 3 Bin 70 18 28 42 Above Average Large Cars Details
2020 Porsche Panamera 4

3.0L 6, auto 4wd [P]

LEV-III ULEV70 / Tier 3 Bin 70 20 27 42 Above Average Large Cars Details
2020 Porsche Panamera 4 Executive

3.0L 6, auto 4wd [P]

LEV-III ULEV70 / Tier 3 Bin 70 20 27 42 Above Average Large Cars Details
2020 Porsche Panamera 4 ST

3.0L 6, auto 4wd [P]

LEV-III ULEV70 / Tier 3 Bin 70 19 26 42 Average Large Cars Details
2020 BMW 740i xDrive

3.0L 6, auto stk Awd [P]

LEV-III ULEV125 / Tier 3 Bin 125 20 28 42 Average Large Cars Details
2020 BMW 745e xDrive

Electric (Li-Ion) / 3.0L 6, auto stk Awd

LEV-III ULEV125 / Tier 3 Bin 125 1.54 / 19 1.80 / 26 42 Above Average Large Cars Details
2020 Mercedes-Benz S450

3.0L 6, auto [P]

LEV-III ULEV125 / Tier 3 Bin 125 19 28 41 Average Large Cars Details
2020 Cadillac CT6

3.6L 6, auto stk Awd

LEV-III ULEV70 / Tier 3 Bin 70 18 27 41 Average Large Cars Details

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