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
2021	Mini	COOPER CONVERTIBLE	1.5L 3, manual [P]	LEV-III SULEV30 / Tier 3 Bin 30	26	37	53	Above Average	Subcompact Cars	Details
2021	Mini	COOPER HARDTOP 2 DOOR	1.5L 3, manual [P]	LEV-III SULEV30 / Tier 3 Bin 30	26	37	53	Above Average	Subcompact Cars	Details
2021	Mini	COOPER HARDTOP 4 DOOR	1.5L 3, manual [P]	LEV-III SULEV30 / Tier 3 Bin 30	26	37	53	Above Average	Subcompact Cars	Details
2021	BMW	330e xDrive	Electric (Li-Ion) / 2.0L 4, auto stk Awd	LEV-III SULEV30 / Tier 3 Bin 30	1.86 / 22	2.13 / 30	52	Average	Compact Cars	Details
2021	Hyundai	Veloster	1.6L 4, auto	LEV-III ULEV70 / Tier 3 Bin 70	28	34	52	Average	Compact Cars	Details
2021	Mazda	MAZDA3 4-Door 2WD	2.5L 4, auto stk	LEV-III SULEV30 / Tier 3 Bin 30	27	36	52	Average	Compact Cars	Details
2021	Buick	Encore GX FWD	1.3L 3, auto CVT	LEV-III SULEV30 / Tier 3 Bin 30	30	32	52	Above Average	Compact SUVs	Details
2021	Chevrolet	Trailblazer FWD	1.3L 3, auto CVT	LEV-III SULEV30 / Tier 3 Bin 30	29	33	52	Above Average	Compact SUVs	Details
2021	Honda	CR-V FWD	1.5L 4, auto CVT	LEV-III ULEV50 / Tier 3 Bin 50	29	34	52	Above Average	Compact SUVs	Details
2021	Hyundai	Kona	2.0L 4, auto stk	LEV-III ULEV70 / Tier 3 Bin 70	27	33	52	Above Average	Compact SUVs	Details
2021	Nissan	Rogue FWD	2.5L 4, auto CVT	LEV-III SULEV30 / Tier 3 Bin 30	27	35	52	Above Average	Compact SUVs	Details
2021	Toyota	RAV4	2.5L 4, auto stk	LEV-III ULEV50 / Tier 3 Bin 50	28	35	52	Above Average	Compact 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.

"For those of you who are more inclined to buy green than you are to drive through it as fuel prices rise, I can recommend no better resource than ACEEE's Green Book...[It] offers solid, practical, well-researched, balanced advice."

Warren Brown, Washington Post

"...It's easy-to-use rating system makes it a snap to see the green from the mean. So enlighten your mind and free your lungs and check out ACEEE's Green Book before you buy."

Motor Week, Maryland Public Television

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