Gabaɗaya magana, kebul na gani mai aiki (AOC) da kebul na haɗa kai tsaye (DAC) suna da bambance-bambance masu zuwa:

① Amfani da wutar lantarki daban-daban: yawan wutar lantarki na AOC ya fi na DAC;

② Nisan watsawa daban-daban: A ka'idar, mafi tsayin watsawa na AOC zai iya kaiwa 100M, kuma mafi tsayin watsawa na DAC shine 7M;

③Matsakaicin watsawa ya bambanta: matsakaicin watsawa na AOC shine fiber na gani, kuma matsakaicin watsawa na DAC shine kebul na jan karfe;

④ Siginonin watsawa sun bambanta: AOC yana watsa siginar gani, kuma DAC yana watsa siginar lantarki;

⑤ Farashi daban-daban: farashin fiber na gani ya fi na jan ƙarfe, kuma ƙarshen AOC biyu ya ƙunshi lasers amma ba DAC ba, don haka farashin AOC ya fi na DAC;

⑥ Daban-daban girma da nauyi: A ƙarƙashin wannan tsayin, ƙarar da nauyin AOC ya fi ƙanƙanta fiye da na DAC, wanda ya dace da wayoyi da sufuri.

Don haka lokacin da muka zaɓi igiyoyi, muna buƙatar la'akari da abubuwa kamar nisa watsawa da farashin wayoyi.Gabaɗaya, ana iya amfani da DAC don nisan haɗin kai tsakanin 5m, kuma ana iya amfani da AOC don nisan haɗin kai a cikin kewayon 5m-100m.