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
2018	Toyota	CAMRY XLE/XSE	2.5L 4, auto stk	LEV-III SULEV30 / Tier 3 Bin 30	28	39	53	Above Average	Midsize Cars	Details
2018	Honda	ACCORD	1.5L 4, auto CVT	LEV-III SULEV30 / Tier 3 Bin 30	30	38	53	Above Average	Midsize Cars	Details
2018	Mini	COOPER CONVERTIBLE	1.5L 3, manual [P]	LEV-III SULEV30 / Tier 3 Bin 30	28	37	53	Above Average	Subcompact Cars	Details
2018	Mini	COOPER HARDTOP 2 DOOR	1.5L 3, manual [P]	LEV-III SULEV30 / Tier 3 Bin 30	28	38	53	Above Average	Subcompact Cars	Details
2018	Mini	COOPER HARDTOP 4 DOOR	1.5L 3, manual [P]	LEV-III SULEV30 / Tier 3 Bin 30	28	37	53	Above Average	Subcompact Cars	Details
2018	Honda	CIVIC 2Dr	2.0L 4, manual	LEV-III ULEV125 / Tier 3 Bin 125	28	39	52	Above Average	Compact Cars	Details
2018	Honda	CIVIC 2Dr	1.5L 4, manual [P]	LEV-III ULEV125 / Tier 3 Bin 125	28	38	52	Above Average	Compact Cars	Details
2018	Toyota	YARIS	1.5L 4, auto	Tier 3 Bin 125 / LEV-II ULEV	30	35	52	Above Average	Compact Cars	Details
2018	Chevrolet	SONIC	1.4L 4, manual	Tier 3 Transitional Bin 110	28	37	52	Above Average	Compact Cars	Details
2018	Hyundai	Accent	1.6L 4, auto stk	LEV-III ULEV125 / Tier 3 Bin 125	28	38	52	Above Average	Compact Cars	Details
2018	Hyundai	Accent	1.6L 4, auto stk	LEV-III ULEV125 / Tier 3 Bin 125	28	38	52	Above Average	Compact Cars	Details
2018	Hyundai	Accent	1.6L 4, manual	LEV-III ULEV125 / Tier 3 Bin 125	28	37	52	Above Average	Compact 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.

"...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

"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

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