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From fat-bike races in the Arctic to World-Cup-level downhill racing, with Enduro World Series, cross-country and multi-day marathons in-between, Tom and Seb from BikeRadar, and Luke Marshall from MBUK Magazine have done them all.
With such a broad spectrum of racing under the mountain-bike umbrella, we wanted to work out which is the toughest to compete in. Trying to compare a three-minute downhill race to a 200km marathon is pretty tricky, that's for sure!
Have we got it right, though? Let us know in the comments below.
In the meantime, don't forget to subscribe to the BikeRadar Podcast in all the usual places, to make sure you get your weekly digest of tech, interviews and features delivered straight to your ears.
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