Originally Posted by Lilguy1456
Interesting...do you still use the RDiS, even thought you prefer the RDX?
I do. I only have 1 of the RDXs and I have 4 RDiSs, and I use them both for string reviews because I'm so familiar with the frames. I think they are very similar racquets and pretty much find them interchangeable. I like them both a lot.