Is Royal Purple better than Amsoil? Let's find out!

The verdict

1. 1

   Amsoil

   “I'm convinced that it's a really, really good engine oil.”

   Buy on Amazon ↗
2. 2

   Royal Purple

   “Royal Purple is a very, very good synthetic engine oil.”

   Buy on Amazon ↗

Other picks

• Also noted

  Amsoil

  “Amsoil did win this competition with a scar that's approximately 13% smaller than the Royal Purple.”

  Buy ↗
• Also noted

  Amsoil

  “The new Amsoil just finished in first, beating the cooked Amsoil by less than an inch, and beating new Royal Purple by over 3 in”

  Buy ↗

Everything tested 2

• AmsoilAmsoil
  Amazon ↗
• Royal PurpleRoyal Purple
  Amazon ↗

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