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First Drive: 2016 Hyundai Sonata PHEV and HEV

Green Car Congress

kWh Li-ion polymer that can recharge in less than three hours with a Level-Two charger. 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, kWh Li-ion polymer pack, the HEV a 1.62

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Ferrari’s Plug-in Hybrid One-Ups the Combustion Engine

Cars That Think

kilowatt-hour lithium-ion battery pack (with 84 pouch-style cells courtesy of SK Innovation ) that’s laser-welded behind two racy sport seats. Automakers are finding it difficult to challenge those boldface numbers with internal combustion alone, especially as engines are relentlessly downsized to meet regulations.

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