Summary

Mouth Asymmetry measures how evenly the two halves of the mouth match when the face is viewed from the front. Jason Momoa scores 8.8 on this measurement, higher than 70% of the men on the wiki. Among those with a similar result are Michael Trevino, Niall Horan and Jack Doherty, all scoring 8.8. At the ends of the scale, Joaquin Phoenix scores highest at 9.9 and Alex Costa lowest at 3.4. For more context, see Jason's Vertical Asymmetry and Jason's Eyebrow Asymmetry.