Sumo Robot

Mini-Sumo Robot Contest

Update: The next mini-sumo robot contest we’ll be participating in is on November 19, 2016, at the Riverside Robotics Society meeting.  To share strategies with other roboticists, please comment on our Mini-Sumo Strategies post or on the Meetup discussion.

GO! photo

This page is here to support students and hobbyists in preparing for sumo robotics events.


Richard’s former campus adopted David Cook’s rules as shown in his Robot Room. Click this link to see the full rules. These rules have some amendments as shown below.

The basic size and weight limits are:

  • Weight Limit: 500 Grams (1.10231 lbs.)

  • Length and Width Limit: 10cm x 10cm (3.937 in. x 3.937 in.)

  • Height Limit: None

  • Ring Diameter: 77 cm (30.3 in.)

2 with eyes photo

Rule Amendments

Note: Paragraph numbers in brackets [ ] refer to that rule number in David Cook’s Rules.

  1. All ITT Technical Institute students, staff, faculty or alumni are eligible.
  2. For this contest, members of the Robotics Society of Southern California (RSSC) and their sister club, the Riverside Robotics Society (RRS) are invited to participate.
  3. [4.3] There will be no entry fee, however entrants must register before midnight, 15 November, 2013 to be eligible for trophies or certificates. Unregistered robots may compete, but will not be counted in scores.
  4. Register by following the instructions below.
  5. [7.A1.] The 77 cm Ring size will be used.

Two Kids photo

Contest Registration

To register for this contest, forward the information below to the Contest Coordinator ( by 15 November 2013.

  • Team Name
  • Team Members Names and email addresses.
  • Robot’s Name
  • Programming Language (PBasic, C, Assembly, etc.)
  • Microcontroller (Chip or board used, like PICF188680, Motorola 68HC11, Basic Stamp, Arduino Uno, etc.)

Crowd photo


Depending on the number of entries, prizes, trophies and certificates will be awarded.

Two in Ring photo


Faculty are encouraged to allow students to count these robots for full or partial credit for all courses, projects or Capstone Projects relating to the students degree program.

Start photo


Judges will be selected from ITT Faculty, Staff, or from local electronic related businesses. The decisions of all judges will be final.

One Sumo photo


General Information and Articles:


Sumo Construction, Tips and Articles

David Cook’s robot site’
Dave’s Sumo Robot
Rand Willock Sumo Building Hints


ITT Sumo Tournament (This Page)
Upcoming Events and General Information

Sumo Parts and Suppliers

LynxMotion Sumo Kits and Parts

Tournaments, Procedures and Sumo Rules

David Cook’s Robot Room (Rules used for the ITT Contest!)
All Japan Robot-Sumo Tournament
Southern Illisnois University Competition
Japan rules modified for San Francisco Robotics Society

Beginner Information and Tutorials:

Society of Robots; Building Your First Robot

Sumo Ring photo