6mm vs 12mm vs 16mm Coreless Motors: How Engineers Choose the Right Size?

“Should I use a 6mm, 12mm, or 16mm coreless motor?” This is a common starting point for many OEM projects. But selecting a motor based on diameter alone often leads to integration problems. The final choice between a 6mm, 12mm, or 16mm coreless motor depends on the required torque, speed, load inertia, and thermal limits […]