Mizuno’s new RB Tour and RB Tour X both feature a new C-Dimple for improved wind performance and ball speed. Though what the custom experts at TXG really wanted to know was if the 2 balls would perform differently and how. Both the RB Tour and RB Tour X have an identical dimple design and are both 4 piece designs – leaving just the compression to separate performance. Would Mizuno’s claim that the higher compression ball adds spin hold true? Watch this very thorough 20 minute test to find out.