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Hyundai doesn't just offer a traditional gas-electric hybrid.
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In fact, the 27 miles of range you get from the Sonata Plug-In's battery is best-in-class among mid-size PHEVs.
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Don't expect to get 27 miles when you're blasting along at highway speeds, though.
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The Sonata's PHEV powertrain operates in one of three distinct modes.
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EV mode hustles along silently, with only the battery providing thrust to the wheels.
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Hybrid mode acts more like a traditional gas-electric hybrid, occasionally kicking in the engine to either support or sustain the electric side.
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Charge-sustaining mode focuses on boosting battery life, putting the engine to work adding range as quickly as possible.
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Charge-sustaining mode is best when you are about to get off the highway, so you can jump into EV mode and cruise quietly.
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After a couple hundred miles, most of which were EV-unfriendly highway miles, I averaged 53.0 mpg.
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For buyers without a highway commute, you could regularly cruise about without wasting a drop of gas.
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