The Yamaha RX will get a larger engine and considering the popularity of mid-segment motorcycles, it could be a 300cc unit. Not many details are known about the new-generation RX but it surely is a bold decision for Yamaha to decide to put this name on a modern bike that will not be as light or as quick as a 100cc two-stroke.

from Times of India https://timesofindia.indiatimes.com/auto/bikes/yamaha-rx100-to-make-a-comeback-to-get-a-larger-engine/articleshow/96396421.cms