Sophronia aquilex is a moth of the Gelechiidae family. It was described by Meyrick in 1926. It is found in South Africa. The wingspan is about 12 mm. The forewings are rather dark fuscous with a broad white costal streak from the base to five-sixths, pointed posteriorly and having a slender streak of blackish irroration along the upper edge from two-fifths of the costa to its extremity, the lower edge also margined with scattered blackish scales. There is a moderate white dorsal streak from the base to the tornus, the apex suffused. The hindwings are whitish-grey.