Only in Acehnese 32
Only in Makassar 0
No unique sounds
What this means for learners
Acehnese and Makassar share 23 sounds — roughly 42% of Makassar's inventory overlaps with Acehnese. Shared sounds are ones a speaker already knows from their native language and will generally produce and perceive accurately without explicit training.
Conversely, Acehnese has 32 sounds not used in Makassar. Native Makassar speakers learning Acehnese will face the mirror-image challenge with these sounds.
Phoneme inventories from PHOIBLE. Data reflects one documented inventory per language; some variation exists across dialects and sources.