They are traditionally considered dialects, and include Allentiac (Alyentiyak, Huarpe) and Millcayac (Milykayak).

Kaufman (1994) tentatively linked Huarpe to the Mura-Matanawi languages in a family he called Macro-Warpean.

Swadesh and Suárez both connected Huarpe to Macro-Jibaro, a possibility that has yet to be investigated.

Varieties classified by Loukotka (1968) as part of the Huarpe language cluster (all unattested unless noted otherwise, i.e. for Chiquiyama and Comechingon):[2] Varieties of the Huarpe-Comechingon linguistic group cited from Canals Frau (1944) by Mason (1950):[5] Pericot y Garcia (1936) lists Zoquillam, Tunuyam, Chiquillan, Morcoyam, Diamantino (Oyco), Mentuayn, Chom, Titiyam, Otoyam, Ultuyam, and Cucyam.

[5] The two languages had apparently similar sound systems, and were not dissimilar from Spanish, at least from the records we have.