Originally Posted by
invwnut
Di2 is quiet for the most part. I ride with a guy who has it. I don't hear him downshift or upshift as easily as I do from manuel shifting. I still am a SRAM guy and would take Red. I think that DI2 will be more costly on maintenance down the road.
I cannot share that experience. One guy in our team who rides a Fuji SST with Di2 is definitely noticeable when he shifts. The RD servo whizzing indicates his intent right away.
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