무라오어의 단모음은 총 11개이다.
고저 | 전후 | 원순 | 음소 |
high | front | unrounded | i |
high | back | unrounded | u |
high mid | front | unrounded | e |
central | mid | rounded | ə |
low mid | front | unrounded | ɛ |
low | front | unrounded | a |
mid | front | rounded | ɔ |
mid | back | rounded | o |
close | front | rounded | y |
close-mid | front | rounded | ø |
ɿ |