Beinn a' Chlachain is a Graham of 625.8 m in Highland. Its closest neighbour in this register, Beinn Bhan (Highland, NG803450), is 8.9 km away.
All four of its nearest neighbours are higher, up to Beinn Bhan (Highland, NG803450) at 895.7 m. It sits below Beinn Bhan (Highland, NG803450), only 8.9 km to the south-east and 269.9 m higher. Only 33 of the 737 hills profiled in Scotland are lower. All four of its nearest neighbours lie to the east, so it stands at the western edge of its group. It is the lowest of the 15 register hills in the Applecross to Achnasheen region, where Sgorr Ruadh is highest. On the Grahams height ladder it sits between Scaraben (626 m) and Meall nan Caorach (623.7 m). Its nearest higher summit, Beinn Bhan Far North Top (709 m, 6.0 km east), is a listed top not profiled here. It is 239.9 m below the average height of the 427 register hills in Highland. Its other name is Meall an Doireachain.