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Honda Eco Mileage Challenge Honda Eco Mileage Challenge

Honda Eco Mileage Challenge

How far can you travel
on 1 liter of gasoline?
A competition of ideas and
technology challenging the limits!

A new form of motorsports that embodies efforts towards the environment, which is demanded in the future, where the fuel efficiency performance of the machine is competed instead of speed.

NEWS Latest Information

ABOUT What is the Honda Eco Mileage Challenge?

"Honda Eco Mileage Challenge" competes not in speed, but in the fuel efficiency performance of the machine.

Based on a Honda 4-stroke engine,
how many kilometers can be driven on 1 liter of gasoline?
It is a place of study that challenges infinite possibilities and competes with original ideas and technologies.

Drivers must be 15 years old or older.
Working together as a team of five members from school or workplace (six members for the two-seater class) to challenge their dreams—this is also one of the secrets behind the popularity of the Honda Eco Mileage Challenge.
Enjoying the unique machines that pursue fuel efficiency performance to the limit and the enthusiasm of the entrants,
this is a futuristic event that encourages thinking about Motorsports and the environment.

OUTLINE Overview

  • Mobility Resort Motegi Tournament

    Honda Eco Mileage Challenge 2025
    16th Motegi Tournament
    Held on June 21, 2025 (Sat)

    This competition will be held in accordance with the Honda Eco Mileage Challenge National Tournament Regulations, and participants will use competition vehicles produced in accordance with these rules to run the designated course within the specified time and measure their fuel efficiency. Rankings will be determined from the team with the lowest fuel consumption.

  • Suzuka Grand Prix

    Honda Eco Mileage Challenge 2025
    38th Suzuka Grand Prix
    SUZUKA CIRCUIT Website>
    Held on June 14, 2025 (Sat)

  • National Conference

    Soichiro Honda Cup Honda Eco Mileage Challenge 2025 44th National Conference
    Official Website>
    Held on October 11 (Sat) and 12 (Sun), 2025

CLASS Group Category

  • CN Class

    This is a class that uses carbon neutral fuel instead of gasoline.

  • Group I (Junior High School Class)

    This is a class for those enrolled in junior high school.
    The team manager should be a teacher, and the team members, including the driver, must be students enrolled in the same school.

  • Group II (High School Class)

    This is a class for those enrolled in high school.
    The team manager should be a teacher, and the team members, including the drivers, must be students enrolled in the same school.

  • Group III (University, Junior College, Technical College,
    Specialized School Students)

    This class is for those enrolled in universities, junior colleges, technical colleges, or specialized schools.
    The team manager shall be a faculty member or a student aged 18 or older, and team members, including drivers, must be students enrolled in the same school.

  • Group IV (General Class)

    This is a class for general participants.
    You can participate with family, friends, or coworkers.

  • New Challenge Class

    This is a class that can participate with original vehicles equipped with engines based on Honda 4-stroke engines between 50cc and 150cc.
    Both students and the general public can participate.

  • Motorcycle Class

    This is a class that can participate with commercially available two-wheeled vehicles equipped with a Honda 4-stroke 50cc engine.

  • Two-seater class

    This is a class where two people can ride using vehicles with two separate seats.