How much difference is there between a Canyon superbike with the latest Shimano Dura-Ace R9170 Hydraulic groupset, and a bike bought from eBay for £90? Matt and Si compete in four challenges: climbing, descending, braking, and time trialling, to see how big the difference is between the two bikes. Although the differences are pretty big between the two bikes, it’s not to say that you can’t have a great time on a cheaper bike.