If Rasengan is stronger than Chidori, how did Naruto lose to

If Rasengan is stronger than Chidori, how did Naruto lose to Sasuke during their first fight in the Valley of the End? - Quora

What is the strongest version of the Chidori, Rasengan, and Rasenshuriken, and why? - Quora

Naruto Online - Rasengan and Chidori are the ultimate

Convince me that Naruto and Sasuke were actually equals during their last fight, despite the fact that Sasuke needed all the tailed beasts (which won't always casually be gathered in one place)

Every Time Naruto Was Stronger Than Sasuke (In Chronological Order)

Who do you think truly is stronger; Naruto or Sasuke? : r/Naruto

Naruto: 5 Jutsu That Would Suit Sasuke Better Than Chidori (& 5 That Wouldn't)

Naruto's Rasengan vs. Sasuke's Chidori, Naruto, Set 5

If Rasengan is stronger than Chidori, how did Naruto lose to Sasuke during their first fight in the Valley of the End? - Quora

How did Naruto win in his final battle with Sasuke while he was using normal Rasengan and Sasuke use Chidori and Amaterasu (Onyx Chidori)? - Quora

How would it have ended, if Kakashi hadn't had time to move Naruto's Rasengan and Sasuke's Chidori towards the metal water barrels? : r/dankruto