Electrified powertrains, be they hybrid, plug-in or full EV set the tone for fuel efficiency, but they're not the only game in town. Whether you're looking for the best gas mileage or taking a more nuanced look at overall efficiency, these are some of the smartest, most efficient vehicles in their respective classes.

For only a small loss in economy, the Prius adds a must-have feature for Snowbelt drivers.
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It's all the best bits of the Prius shaped like the world's best-selling car.
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The Kona Electric takes everything we like about the regular Kona and adds some electrons.
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Driving one of Honda's best hybrids ever will make you forget all about the Prius.
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Tesla's new Model S may look much like the old one, but it's almost been reinvented under the skin, making it remarkably different to drive. But is it enough to fend off the competition?
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Kia's subcompact Niro is a compelling alternative to your traditional hybrid hatchback.
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