Condensed Answer: Shimano 105's 11-speed road cassettes are compatible with the 11-speed Ultegra series (R8000 & 6800). Shimano 105's 10-speed road cassettes are compatible with the 10-speed Ultegra series (6700).…
Condensed answer: R7000 and 5800 are Shimano 105 11-speed groupsets. Consequently, they're compatible with each other because the derailleurs' shift ratios and the shifter's cable pulls match. Rear Derailleurs and…
![Read more about the article Shimano Claris vs. 105 [the most detailed comparison EVER]](https://brainybiker.com/wp-content/uploads/2020/09/shimano105-vs-claris-1.jpg)
Shimano Claris and 105 are two of the most popular road groupsets. 105 is higher in Shimano's road hierarchy as it's designed for "enthusiasts" whereas Claris components are considered entry-level.…