Carn Mor Dearg is a Munro of 1,221.1 m in Highland. Only seven of the register's Scotland hills are higher.
It sits below Ben Nevis, only 1.4 km to the south-west and 123.4 m higher. Of the register hills in Highland, only Ben Nevis and Aonach Beag (Highland, NN197715) stand higher. It is 355.4 m above the average height of the 427 register hills in Highland.