Are Eyes Two Different Sizes?

Asymmetrical eyes — or eyes that are not the same size, shape, or level as each other — are very common. In rare cases, having asymmetrical eyes may indicate an underlying medical condition. Most of the time, however, this is not a cause for concern.

Does both eyes have same size?

Conclusion. The size of a human adult eye is approximately (axial) with no significant difference between sexes and age groups. In the transverse diameter, the eyeball size may vary from 21 mm to 27 mm.

Why is one of my eyeballs bigger than the other?

Having asymmetrical eyes is perfectly normal and rarely a cause for concern. Facial asymmetry is very common and having perfectly symmetrical facial features is not the norm. While it may be noticeable to you, uneven eyes are rarely noticeable to others.