What is the age of Optimus Prime?

What is the age of Optimus Prime? While many have settled on five million as an age for Prime, it stands to reason that he lands at about nine million years old, counting his time as Orion. No matter the exact age, all of those years at war explains why Optimus has such a strong desire for peace.

While many have settled on five million as an age for Prime, it stands to reason that he lands at about nine million years old, counting his time as Orion. No matter the exact age, all of those years at war explains why Optimus has such a strong desire for peace.