Everyone knows Ultegra is for serious riders. The R8000 components are a pro-proven series with the direct trickle down development with the lead coming from the class leading Dura-Ace. The Ultegra group set is about stress-free operation and all day riding comfort.
The new front derailleur design and construction reduces the effort of shifting and fits wider gear pitch all with as good or better performance than previous years. This new design allows for more flexible cable routing, and by accommodating a wider gear pitch will also fit disc-specific frames. A great option for worry free shifting.