Shimano Dura-Ace R9100
208.20
Shimano GRX RX815
213.60
Shimano GRX RX817 Di2
166.70
Shimano Dura-Ace R9100 vs. Shimano GRX RX815 vs. Shimano GRX RX817 Di2
This is what our customers think
Reviews
Pros
-
delivery time |
answers to questions |
product actually in stock |
Super fast delivery! |
Price |
Versatile |
Light |
Cons
-
-
zero disadvantages! |
According to the product specialist
Pros
With this derailleur you get the best technology Shimano has to offer. |
This derailleur shifts very smoothly. |
This derailleur is also very light. |
Thanks to the clutch, this derailleur keeps its tension well on rough terrain. |
You can use this derailleur with all Shimano 11-speed Di2 shifters. |
The derailleur has a unique look. |
Thanks to this derailleur, you can fit a larger cassette. This is especially usefull if you are planning on riding in hilly areas. |
This derailleur expands the range with a single front chainring. |
The clutch keeps the chain tensioned, even in rough terrain. |
Cons
This derailleur cannot handle a tooth larger than a 30. If you want to be bigger, you need the Ultegra R8000 long cage derailleur. |
This derailleur is not compatible with smaller cassettes than 11/30. |
This derailleur can only be used with a single front chainring. |
Specifications
11 speed
11 speed
11 speed
Mechanical
Electronic
Electronic
Type
Single
Double
Double
Single
Short Cage
Long Cage
Medium Cage
35T
38T
31T
Weight
158 grams
288 grams
318 grams
Largest cassette sprocket
30T
34T
42T
Colour
Black
What groupset do you have?
Shimano Dura-Ace