Ben Lui is a Munro of 1,131.4 m in Stirling. Its drop of 876 m is the 15th greatest of the 1,140 hills here.
In the database's Inveraray to Crianlarich region it is the highest of 19 register hills, above Ben Oss and 17 others. It overtops all four of its nearest neighbours; the tallest of them, Ben Oss, reaches 1,029.8 m. It stands 215.1 m above its nearest neighbour, Beinn a' Chleibh, 1.7 km to the south-west. Of the register hills in Stirling, only Ben More (Stirling) and Stob Binnein stand higher. It shares its height of 1,131.4 m with Geal-charn (Highland, NN469746). On the Munros height ladder it sits between Geal-charn (Highland, NN469746) (1,131.4 m) and Binnein Mor (1,129.4 m). It is 271 m above the average height of the 33 register hills in Stirling. Its other name is Beinn Laoigh.