Originally Posted by Rides4Beer

Performance wise, there is zero difference, imo, between my r7020 and r8000 bikes (shifting that is, the hyd discs are def better, which is why I'm building a new road bike lol). But I can feel differences in the shifters (mainly, rough edges on the 105). For the new build, I went with r8020, I could justify $200 more over 105, but couldn't justify another $400 over that for DA. Plus, DA deserves a better frame. lol