Originally Posted by
FrozenK
You can see that his fatbike is significantly slower than his road bikes on that segment. Whether it is because of weight, rolling resistance, aero or simply because he doesn't feel like pushing it when he is on the Pugs doesn't matter.
It would matter if he planned to invest on upgrades to make his ride faster. In that case knowing what the 'weak link' is so to speak would be crucial.