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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 EDX Rating Class Ranking Class
2023 BMW X6 M50i

4.4L 8, auto stk Awd [P]

 LEV-III ULEV125 / Tier 3 Bin 125 16 22 35 1.87 Average Large SUVs Details
2023 Ford EXPEDITION 4WD

3.5L 6, auto stk 4wd

 LEV-III ULEV70 / Tier 3 Bin 70 16 22 35 1.87 Average Large SUVs Details
2023 Ford EXPEDITION 4WD

3.5L 6, auto stk 4wd

 LEV-III ULEV70 / Tier 3 Bin 70 16 22 35 1.87 Average Large SUVs Details
2023 Chevrolet Silverado 2WD

5.3L 8, auto

 LEV-III ULEV50 / Tier 3 Bin 50 16 20 35 1.87 Below Average Standard Pickups Details
2023 GMC Sierra 2WD

5.3L 8, auto

 LEV-III ULEV50 / Tier 3 Bin 50 16 20 35 1.87 Below Average Standard Pickups Details
2023 GMC Sierra 4WD

5.3L 8, auto 4wd

 LEV-III ULEV50 / Tier 3 Bin 50 16 21 35 1.87 Below Average Standard Pickups Details
2023 Porsche 911 Turbo Cabriolet

3.7L 6, auto Awd [P]

 LEV-III ULEV70 / Tier 3 Bin 70 15 21 35 1.87 Inferior Subcompact Cars Details
2023 Mercedes-Benz S 580 4MATIC Maybach

4.0L 8, auto Awd [P]

 LEV-III ULEV70 / Tier 3 Bin 70 15 25 35 1.86 Inferior Large Cars Details
2023 Porsche Panamera GTS

4.0L 8, auto Awd [P]

 LEV-III ULEV125 / Tier 3 Bin 125 16 22 35 1.86 Inferior Large Cars Details
2023 Maserati LEVANTE GT

3.0L 6, auto Awd [P]

 LEV-III ULEV125 / Tier 3 Bin 125 16 22 35 1.86 Average Large SUVs Details
2023 Maserati LEVANTE MODENA

3.0L 6, auto Awd [P]

 LEV-III ULEV125 / Tier 3 Bin 125 16 22 35 1.86 Average Large SUVs Details
2023 Dodge Challenger

5.7L 8, manual [P]

 Tier 3 Bin 160 / LEV-III LEV160 15 23 35 1.86 Inferior Midsize Cars Details

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auto cvt

denotes continuously variable automatic transmission.

auto stk

denotes manually adjustable automatic transmission

[CNG]

denotes Compressed Natural Gas

[P]

denotes premium gasoline.

[D]

denotes diesel

Emission Standards:

A listing with two emission standards (e.g., Tier 2 bin 5 / ULEV II) denotes a single vehicle carrying both a federal and California emission certification. Green scores for such listings reflect the cleaner of the two certifications.

Battery-Electric Vehicle Fuel Economy:

Fuel economy for pure battery-electric vehicles is provided in miles per kilowatt-hour.

Plug-in Hybrid Fuel Economy:

Fuel economy for plug-in hybrids is provided in miles per gallon for gasoline operation and in miles per kilowatt-hour for electric operation.