Petite Sœur Sophie, Mountain summit in Villard-de-Lans, France.

Petite Sœur Sophie is a summit in the Montagnes de Lans, in the Vercors massif above Villard-de-Lans. It rises to 2,162 metres, about 103 metres above the surrounding terrain, and its base spans roughly 0.47 kilometres. La Grande Moucherolle, at 2,284 metres, lies 1.2 kilometres to the east.

Petite Sœur Sophie is a secondary summit of the Montagnes de Lans, the range that includes La Grande Moucherolle (2,284 m), which lies 1.2 km to its east. The peak rises 103 metres above the surrounding terrain and its base spans about 0.47 km. It stands within the Vercors massif, roughly 19 km from Échirolles and about 500 km from Paris.

Petite Sœur Sophie is the lower companion of La Grande Moucherolle, which rises 2,284 m just 1.2 km to the east; the two names, "little sister" and "great flycatcher", pair the peaks. The summit stands 2,162 m high, 103 m above the surrounding terrain, on a 0.47 km-wide base in the Montagnes de Lans, part of the Vercors.

Petite Sœur Sophie lies in the Montagnes de Lans, 1.2 km west of La Grande Moucherolle (2,284 m) and about 19 km northeast of Échirolles. The summit rises 103 m above the surrounding terrain, and the mountain slopes around it are wooded. Approach from the Villard-de-Lans side and plan for a route through forest and open mountain terrain.

Petite Sœur Sophie is the lower neighbour of La Grande Moucherolle, which rises to 2,284 m about 1.2 km to the east. The summit stands 103 m above the surrounding terrain, and its base spans roughly 0.47 km. It belongs to the Montagnes de Lans, part of the Vercors massif, and lies within the commune of Villard-de-Lans.