Tesla’s Model S is certainly a unique product in the luxury-sedan space, but it still competes against like-size four-doors that offer four-wheel drive. With the new D option—which stands for Dual Motor—every Model S gets the option of all-wheel drive.
The Tesla Model S is a electric car. But unlike the solar car, it must be charged from the owner's house. Although this is more eco friendly than a gas powered car, it's not quite as green as a solar powered one.