Sioux language Writing systems Comparative Table of Dakota and Lakota Orthographies

| Buechel_Manhart_spelling_pronunciation | Ullrich | Brandon_University | Deloria_Boas | Dakota_Mission | Rood_Taylor | Riggs | Williamson | University_of_Minnesota | White_Hat |
|---|---|---|---|---|---|---|---|---|---|
| ´ | ´ | ʾ | ´ | none | ʼ | ´ | ´ | ´ | none |
| a | a | a | a | a | a | a | a | a | a |
| a (á) | á | a | a | a | a | a | a | a | a |
| an, an` (aη) | aŋ | an̄ | ą | an | ą | aŋ | aŋ | aŋ | aη |
| b | b | b | b | b | b | b | b | b | b |
| c | č | c | c | c | č | ć | c | c | c̄ |
| c (c, c̔) | čh | ć | cʽ | c | čh | ć̣ | c̣ | c | ċ ¹ |
| c’ | č’ | c̦ | c’ | c | čʼ | ć | c | c’ | ċ’ ¹ |
| none | none | d | d | d | d | d | d | d | d |