First Drive: 2016 Hyundai Sonata PHEV and HEV
Green Car Congress
MAY 26, 2015
Combined fuel economy (mpg). In charge sustaining mode, the Sonata PHEV is expected to return 40 mpg (5.88 The Sonata PHEV is perfectly capable of handling (legal) Interstate speeds on battery pack alone; however, such operation depletes the battery relatively quickly. MPG (charge sustaining). Engine power (kW).
150 
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