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First Drive: 2016 Hyundai Sonata PHEV and HEV

Green Car Congress

The second-generation hybrid system has been thoroughly enhanced from its predecessor: The downsized GDI engine features an aluminum block and head, a compression ratio of 13.5:1, The Sonata PHEV is perfectly capable of handling (legal) Interstate speeds on battery pack alone; however, such operation depletes the battery relatively quickly.

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Ferrariā€™s Plug-in Hybrid One-Ups the Combustion Engine

Cars That Think

Automakers are finding it difficult to challenge those boldface numbers with internal combustion alone, especially as engines are relentlessly downsized to meet regulations. Eventually, people will want vehicles powered by internal combustion because they are quaint.

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