They're constantly referred to as “friends” (and even as “brother's” by its next show). But if we look at the beginning, the two are forced to work with each other. Naruto constantly tries to be better than Sasuke, while Sasuke finds Naruto below him, calling him a “loser." And "scaredy cat." sasuke is described as a smart, ambitious, stubborn, likes challenging, and arrogant ninja. He grows in a situation that required him to be the best ninja in order to reach his goal. he is very smart iq 110