Some may assume that Arabs and Persians are the same because they somewhat look alike but they do have some differences with each other that you should know. Arabs are usually located in the Western portion of Asia and Northern area of Africa. Persians are also known to be Iranians.
They can usually be found in Persia. The languages that Arabs and Persians speak are also different from each other. Arabs will speak Arabic. There are different versions of the Arabic language that they may know. Persians will know how to speak Iranian and will also be familiar with the other local dialects in their country that are also available.