TESTING collisions conducted by the traffic safety agency United States highway, National Highway Traffic Safety Administration (NHTSA) through the New Car Assessment Program (NCAP) provides that the Chevrolet Volt to get five stars for all levels of safety.
As we know, the NHTSA has done tightening the NCAP standards that they run. Five stars is the highest cost level assessment of each safety factor that owned a new vehicle.
Party of General Motors claimed a comprehensive safety features including a StabiliTrak (electronic vehicle stability control) and a series of air sacs make Volt successfully passed the strict standards to get a five star NCAP.
Currently, NHTSA has not tested this on Nissan Leaf. But in the near future, they hit the electric car from Japan that with the same testing method. It is estimated, electric-powered hatchback would be the equivalent plug-in hybrid car made of General Motors in terms of safety as before.