Down Under, Luke Radley has headed out to see whether he can beat your 2017 Cross Country Junior World Champion with an e-bike.
It might not be the most scientific method of measuring which is faster, but Luke Radley and his Giant e-bike go head-to-head with Cameron Wright, 2017 Junior XC World Champion and Aussie XC champ.
This is a good indication of just how fast e-bikes are.
