Three super efficient cars win X-price of $10 million.

These cars can achieve 100MPGe(42.5km/litre or energy equivalent) and which can be mass produced.

Very Light Car (98)

Team Leader: Oliver Kuttner
Team Website: http://www.edison2.com/
Powertrain: Combustion Engine
Fuel Type: E85
Design: New
Class: Mainstream

Wave II (27)

Team Leader: Ron Cerven
Team Website: li-ionmotors.com
Powertrain: Battery Electric
Fuel Type: N/A
Design: New
Class: Alternative (Side by Side)

E-Tracer 7009 (79)

 Team Leader: Roger Riedener

Team Website: http://www.monotracer.com/

Powertrain: Battery Electric

Fuel Type: N/A

Design: New