Yo I'm 16 in 2 months and my penis is only like 4.5-5 inches hard and I have pubes and some arm pit hair and I have some arm and leg hair I'm only 5'3 and people say it takes full size 1-2 years after growing but my mom is 4'10 do u think I'm just having late puberty or something and also I have a twin bro does that effect anything
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Hi 999,
Average for an ADULT male erect is 5.1". You are very close. Your penis can grow into your early 20's too.
Most guys have a growth spurt between around 15-17 or so. You could grow quite a bit during that time.
Having a twin changes nothing.
You are normal.
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