Although Dura Ace is considered to Shimano's out-and-out performance groupset, surprisingly, Ultegra is generally deemed to be much more versatile, mainly because of the lower range of gears that it offers. While Ultegra cassettes go all the way up to 34 teeth, Dura Ace cassettes only go up to 30 teeth.21 Aug 2019
Is Dura-Ace worth the extra money?
it's lighter, more durable, more efficient, and IMHO it actually shifts slightly better. I mean if you are well heeled enough to ride full dura ace - go for it… but you don't need to. Dura-Ace is made with lighter materials than Ultegra. An amateur cyclist would probably not notice any difference between the two.
When did Shimano 9100 come out?
April 2017
When did Dura Ace 9100 come out?
2017
What is the difference between Dura Ace 9000 and 9100?
Visually, there isn't much to differentiate the new Shimano Dura-Ace 9100 shift levers from the previous 9000-generation. Internally, though, shift lever throw has been reduced by nearly 25% for faster shifts and less hand movement, especially when making multiple shifts.11 Nov 2016
When did Dura Ace 7900 come out?
2008
Is Dura Ace electronic?
The new wireless cockpit takes cycling's fastest electronic shifting system and makes it even faster. Our exclusive wireless protocol increases shifting speeds without sacrificing even a tiny fraction of the precise and reliable shifting performance that is a hallmark of Shimano.
Is Dura Ace 9100 Electronic?
Officially known as Dura-Ace R9100 (mechanical) or R9150 Di2 (electronic), the groups push several firsts for Shimano on the road side of things, including the options of an integrated power meter, hydraulic disc braking and the migration of Shimano's clever synchronised shifting technology.17 Jan 2017
How long does a Shimano Dura Ace chain last?
If you wear your chain/cassette combo you can easily get a year's (5000kms) riding out of them in all conditions. If you just want to change your chains, trust the measurement tool or bargain for 1200-1400 kms as a rule of thumb.9 Nov 2013