100 Mile Per Gallon Car

Can the worlds of business and science merge to spur development of an ultra-fuel-efficient automobile? While actual designs may still be science fiction, the X Prize Foundation believes a $10-25 million prize could bring the concept to life. Learn more about 100 mpg cars, the X Prize competition and the impact these super fuel efficient cars could have on our environment.

Auto X Prize Rules At A Glance
Energy and Emissions Requirements
To win the Auto X Prize, teams achieve the following:
  • Fuel economy at least 100 mpg
  • Total Greenhouse Emmisions(GHG) of C02: no more than 200 grams per mile
  • Safety: Vehicles must meet safety regulations in U.S. and other markets
  • Cost: Vehicle cost at a production rate of 10,000 units per year must be within levels that the market is likely to bear
  • Features: Vehicles must be desirable, addressing the most important features and factors consumers want
  • Business Plan: Clear and viable business cases for bringing their vehicles to market
  • Win one of two long-distance road races in 2009


    • Official Automotive X Prize Site.

    Moonbeam Vehicle100 MPG car: It Is Possible

    Two men discuss a 100 mpg Moonbeam vehicle. The car was exhibited at the Alternative Car and Transportation Expo on Dec. 9, 2006 in Santa Monica, Calif. More than 100 hybrid, electric, hydrogen, compressed natural gas and high mpg gasoline, ethanol and biodiesel vehicles were shown.
    The X Prize Foundation

    Past X Prize Missions

    X Prize: Your Ticket to Space

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              The Most Fuel Efficient Cars

              Toyota Prius Hybrid

              Ratings taken from www.fueleconomy.gov.

              1. Toyota Prius Hybrid
              2. Honda Civic Hybrid
              3. Toyota Corolla
              4. Toyota Yaris
              5. MINI Cooper

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