The AD31 Armor Knight Optimus Prime really looks good. Again, the face swap feature with mask-on and mask-off of Optimus Prime is really superb. It is the best Age of Extinction (AOE) transforming Optimus Prime out there. BlackLai, a Taiwanese blogger and toy collector / reviewer, has released the following photos for comparison with the Takara AD01 Optimus Prime. He has done an excellent of comparing both transformer figures!

So here they are: AD31 and AD01 Optimus Prime comparison