Wheel circumference Home › Forum › Bike Forum › Wheel circumference Overview Bike Forum Chat Forum For Sale Wanted Forum Help Classified Rules Viewing 7 posts - 1 through 7 (of 7 total) Wheel circumference clubberMember 208 IIRC – it’s been a while though and it’ll depend on the exact tyres that you’re using. Posted 8 years ago jimmySubscriber by 208, do you mean 2080? It currently says 2050… Posted 8 years ago clubberMember It’ll depend on the exact speedo – sounds like yours is working in mm compared to mine in cm but yes, I’d imagine that 2080 will be right Actually, it’s not that critical – 205 to 208 is around 1.5% difference – is your speed accuracy that important? 🙂 Posted 8 years ago jimmySubscriber not really. it was showing 6 miles for a journey that is 5 miles (according to mapmyrun.com). As it used to be on a road bike and now on my MTB, kinda makes sense. Posted 8 years ago matt_outandaboutSubscriber measure radius and multiply by pi? Posted 8 years ago clubberMember measure radius and multiply by pi? Obviously you mean the diameter… 😉 Posted 8 years ago jimmySubscriber Anyone know what circumference I should have on my computer for 26″ wheels? Posted 8 years ago Viewing 7 posts - 1 through 7 (of 7 total) The topic ‘Wheel circumference’ is closed to new replies.