Mastering Wu will take from you 2200 hours or 88 weeks in a class according to FSI. Difficulty category for mastering it is evaluated 3 point.
Learning Azerbaijani might seem like a overwhelming thing to do. FSI has concluded that it takes 1100 hours or 44 weeks in a class to learn the language. The difficulty point is 2.
You will most likely find people, who speaks Wu in China and overseas communities with origins from Shanghai, Jiangsu and/or Zhejiang.
Number of native speakers is about 80,000,000.
Number of fluent speakers is about 90,000,000. The biggest country in which Wu is used as a native language is China.
Native speakers of Azerbaijani are mostly from Republic of Azerbaijan and are about 21,600,000 people.
Azerbaijani are spoken fluently by 47,600,000 people.
The language is spoken in Republic of Azerbaijan, Ira, Armenia, Estonia, Georgia, Kazakhstan, Kyrgyzstan, Russian Federation, Turkmenistan, Ukraine, Uzbekistan, Iraq, Jordan, Syria, Turkey, United States.
Wu came from Sino-Tibetan languages.
Turkic branch of the Altaic language family is the origin of Azerbaijani language.