The MY2011 Hyundai Sonata represents a P2 hybrid platform, allowing for operation of its gasoline engine, electric motor or any desired combination of the two. The vehicle is constructed with a 2.4L Atkinson-Cycle engine and an AC synchronous motor each with the ability to independently drive the 6 speed automatic transmission. This architecture allows for a higher electric-only vehicle speeds (tested at 81 mph) and increased engine-off operating capability over power split hybrid architectures.
- Significant engine-off operating capability
- High speed EV only operation due to pre-transmission located electric motor
- Lithium polymer battery