Uchiha duel

[USSJ Future Trunks]

land of waves arc sasuke vs obito.

 

[NapoleonKiller]

Obito...because he was already a Chunnin at 12

 

[Deadai]

really dude really?...Sasuke low difficulty

 

[Alphaqindyas]

Obito

 

[joodaa]

Obito...because he was already a Chunnin at 12

this

 

[Dragonfly X]

this

11 according to Naruto wiki

 

[USSJ Future Trunks]

Obito...because he was already a Chunnin at 12

So was Shikamaru and Shikamaru admitted inferiority to Sasuke pretty early on.