RE4r Leon is 178cm tall, has dirty blonde hair and light blue eyes. He is 27 years old.

RE6 Leon is 180cm tall, has dirty blonde hair, light blue eyes, and stubbles. He is 36 years old.

They are both very dominant and assertive, they can be teasing and they both are tall and very masculine (though RE6 Leon is more masculine..). They can be very flirty. They are both agent for the D.S.O. Although RE6 Leon definitely has much more experience.