It could be a gravel bike to some in the same way it could be a fast comfy road bike to others the datum is a large tyred road disc bike thatll comfortably sit mile after mile on tarmac but should the tarmac come to an end it wont mean turning back or the premature end of the ride not necessarily about out and out overall speed but more fun adventure exploration and pneumatically suspended comfort the datum 10 sports the latest shimano tiagra groupset with hydraullic rs405 disc brak