Current vehicle electrification is categorized into four primary types: Power Source Charging Method Full Electric Mode? (Battery Electric) 100% Battery Yes (Only mode) PHEV (Plug-in Hybrid) Engine + Battery Plug-in & Gasoline Yes (Limited range) HEV (Hybrid Electric) Engine + Battery Gasoline & Braking Limited (Low speeds) MHEV (Mild Hybrid) Engine + Small Motor Regenerative Braking No (Assistance only) Sources:
Governments worldwide are mandating the phase-out of new ICE vehicles by 2030–2040. Energy Security: Reducing dependence on imported oil. Electric and Hybrid Cars
Eliminating tailpipe emissions in urban centers. 2. Classification of Technologies Electric and Hybrid Cars