To read about all of the available EV makes and models for 2018, read the 2018 Vehicle Buyers Guide.
Alt Fuels Data Center – Electric Vehicles – The place to start with Basics, Benefits and Considerations, Stations, Vehicles and Laws & Incentives all in one place.
FuelEconomy.gov – All-electric Vehicles – Read some of the basics and then go directly to comparing EVs of different types against one another, OR against regular internal-combustion engine (ICE) vehicles.
The Plug In America EV Tracker The most complete list of EVs both current and forthcoming with tons of details on each one.