The Mitsubishi Concept PX-MiEV is a prototype

Prototype

A prototype is an early sample or model built to test a concept or process or to act as a thing to be replicated or learned from.The word prototype derives from the Greek πρωτότυπον , "primitive form", neutral of πρωτότυπος , "original, primitive", from πρῶτος , "first" and τύπος ,...

 plug-in hybrid crossover utility vehicle, first exhibited at the Tokyo Motor Show in September 2009. It uses a 85 kW 1.6 litre gasoline engine as a powerplant and generator for two 30 kW electric motors, one on each axle

Axle

An axle is a central shaft for a rotating wheel or gear. On wheeled vehicles, the axle may be fixed to the wheels, rotating with them, or fixed to its surroundings, with the wheels rotating around the axle. In the former case, bearings or bushings are provided at the mounting points where the axle...

. Mitsubishi claims it to be capable of up to 50 kilometres per litre (118 mpgU.S.) under optimal driving conditions.

The vehicle's exterior styling supposedly gives clues to the design of the next generation of Mitsubishi Outlander

Mitsubishi Outlander

The Airtrek was first introduced to the Japanese market on June 20, 2001, priced from ¥1.7–2.3 million. It offered a choice of either a 4G63 2.0 L or a 4G64 2.4 L GDI, mated to a standard INVECS-II 4-speed semi-automatic transmission. Both front- and four-wheel drive were available...

, as well as showcasing some technologies which could make it into production.

The Concept PX was also exhibited at the Los Angeles Auto Show in November 2009, and the Geneva Motor Show in March 2010.