In the 2018 Tour of Mediterrennean, three different jerseys were awarded for the main classifications. For the general classification, calculated by adding each cyclist's finishing times on each stage, the leader received a yellow jersey. This classification was considered the most important of the 2018 Tour of Mediterrennean, and the winner of the classification was considered the winner of the race.
Additionally, there was a points classification, which awarded a green jersey. In the points classification, cyclists received points for finishing in the top 15 in a mass-start stage. For winning a stage, a rider earned 15 points, with 14 for second, 13 for third, with a point fewer per place down to a single point for 15th place. Points towards the classification could also be accrued at intermediate sprint points during each stage. The winner of the intermediate sprint earned 6 points, with 4 for second and 2 for third. There was also a mountains classification, the leadership of which was marked by an orange jersey. In the mountains classification, points were won by reaching the top of a climb before other cyclists, with more points available for the higher-categorised climbs.