These days, carmakers would need to offer a hybrid variant in order to penetrate the mid-sized sedan segment. Hyundai is no different as it has advanced through to the next stage of hybrid technology.
It has made some tremendous progress in terms of battery power and in the methods on how it distributes power to the wheels. The Hyundai Sonata has a hybrid system that is powered by a 2.4-liter Atkinson cycle four-cylinder engine that’s partnered with a 30-kilowatt permanent-magnet motor. The Atkinson cycle improves fuel economy and cut emissions in hybrid powertrains by closing the intake valves later than normal. Several of Hyundai’s rivals use a continuously variable transmission for hybrids but Hyundai chose a six-speed automatic.
Read Article