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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 Ford BRONCO BADLANDS 4WD

2.7L 6, auto stk 4wd

 LEV-III ULEV50 / Tier 3 Bin 50 17 17 32 2.02 Inferior Midsize SUVs Details
2023 Chevrolet SILVERADO 4WD MUD TERRAIN TIRES

6.2L 8, auto 4wd [P]

 LEV-III ULEV50 / Tier 3 Bin 50 15 18 32 2.02 Inferior Standard Pickups Details
2023 Porsche Cayenne Turbo

4.0L 8, auto stk Awd [P]

 LEV-III ULEV125 / Tier 3 Bin 125 15 20 33 2.01 Below Average Large SUVs Details
2023 Porsche Cayenne Turbo Coupé

4.0L 8, auto stk Awd [P]

 LEV-III ULEV125 / Tier 3 Bin 125 15 20 33 2.01 Below Average Large SUVs Details
2023 Cadillac CT5 V

6.2L 8, auto stk [P]

 LEV-III ULEV125 / Tier 3 Bin 125 13 21 33 2.01 Inferior Midsize Cars Details
2023 Dodge Challenger SRT

6.2L 8, auto [P]

 Tier 3 Bin 160 / LEV-III LEV160 13 22 33 2.01 Inferior Midsize Cars Details
2023 Ford BRONCO SASQUATCH 4WD

2.7L 6, auto stk 4wd

 LEV-III ULEV50 / Tier 3 Bin 50 17 17 33 2.01 Inferior Midsize SUVs Details
2023 Chevrolet SILVERADO 4WD MUD TERRAIN TIRES

5.3L 8, auto 4wd

 LEV-III ULEV50 / Tier 3 Bin 50 15 19 33 2.01 Inferior Standard Pickups Details
2023 GMC Sierra 4WD

6.2L 8, auto 4wd [P]

 LEV-III ULEV50 / Tier 3 Bin 50 15 19 33 2.01 Inferior Standard Pickups Details
2023 GMC SIERRA 4WD MUD TERRAIN TIRES

5.3L 8, auto 4wd

 LEV-III ULEV50 / Tier 3 Bin 50 15 19 33 2.01 Inferior Standard Pickups Details
2023 Porsche 911 GT3 Touring

4.0L 6, manual [P]

 LEV-III ULEV125 / Tier 3 Bin 125 14 19 33 2.01 Below Average Two Seaters Details
2023 Porsche Cayenne Turbo GT

4.0L 8, auto stk Awd [P]

 LEV-III ULEV125 / Tier 3 Bin 125 15 20 32 2.01 Below Average Large SUVs 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.