This is a very interesting new project, that is an EV designed for city driving (up to 80kph), that is extremely lightweight (310kg / <700 pounds) and has 4 seats. Range is up to 80km on just 5.7kWh pack - three 1.9kWh units that can be swapped out in a few minutes.
Cleantron Lina, lightweight, bio-based, City Car for Car Sharing, powered by Cleantron - Cleantron
Would you drive a car made from plants? - BBC News
There is a real car - see the BBC link for a video.