'Green Score': 28
Mileage: 22 mpg Hwy, 21 mpg City
Sticker price: $50,455 - $53,260
General Motors' Chevrolet Tahoe, GMC Yukon and Cadillac Escalade Hybrids are the only hybrid full-size SUVs now on the market. No other full-size even approached their score.
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