In the computer industry, vaporware is a product, typically computer hardware or software, that is announced to the general public but is late, never actually manufactured, or officially cancelled. Use of the word has broadened to include products such as automobiles.

The Vector W8 is a sports car produced by American automobile manufacturer Vector Aeromotive Corporation from 1989 to 1993. It was designed by company founder and chief designer Gerald Wiegert while receiving refinements by Vector's head of engineering David Kostka. The W8 was the production version of the Vector W2 prototype that the company demonstrated throughout the 1980s.