20/10/2026
Choosing the right rotor size can make a noticeable difference to braking control, heat management and overall ride feel on an MTB or e-bike. Our rotor size comparison breaks down 160, 180 and 203 mm options, including the trade-offs in power, weight, compatibility and handling. Whether you ride technical trails, commute by e-bike or upgrade your braking system, it helps you choose with confidence and avoid costly compatibility mistakes.
https://www.zetabikes.com/blogs/news/rotor-size-comparison-mtb-e-bikes