2 layers50 × 65 mm

Nsumo
artfulbytes/nsumo_hardware
A 2-layer PCB for a small sumobot including MSP430G2553, regulators, motor drivers, and IR receiver.
81 parts34MIT
Printed circuit boards designed in KiCad and published on GitHub, each with its parts, layers and size, its README and its files; open any of them in PCBKit.

artfulbytes/nsumo_hardware
A 2-layer PCB for a small sumobot including MSP430G2553, regulators, motor drivers, and IR receiver.