Most Fuel-Efficient 4WD SUVs

© Porsche Cars North America© Porsche Cars North America
6. 2017 Porsche Cayenne S E-Hybrid
46 MPGe combined / 22 mpg combined
Base MSRP: $79,900
Who would have thought that a Porsche would be one of the most fuel-efficient SUVs in America? The high-performance Porsche Cayenne S E-Hybrid is powered by a 3.0-liter twin-turbo V6 engine producing 333 horsepower combined with a 95-horsepower electric motor, for a total system output of 416 horsepower with peak torque of 435 lb-ft available between 1250 and 4000 rpm. Power gets delivered through an 8-speed Tiptronic S transmission and Porsche Traction Management active all-wheel drive. The Cayenne S E-Hybrid will accelerate from zero to 60 mph in 5.4 seconds with a top track speed of 151 mph. When fully charged, the Cayenne S E-Hybrid can operate in electric-only mode up to 14 miles with a top speed of 78 mph.

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