Originally Posted by
deepakvrao
Any major differences between the 2011 and the current? 2011 had under the bar cabling too I hope?
Shimano Di2 came out in 2011 (often referred to as Ui2). But Ultegra 6700 came out in 2009. So is your question about Ultegra 6700 from 2009? Or the Di2/Ui2 from 2011?
Either way, Beaker's response is pretty spot on.