Board Thread:Naruto Discussions/@comment-4271790-20141104021906/@comment-4912646-20141104202317

Rachin123 wrote: @BeyondRed Well Yahiko dying at 15 is more likely than him dying at 25. He did not look 25 at his death and when he came back as the Devs Pain his face structure was much different.

If we're going by looks, it's even less likely he's 15. Compare supposedly 15 year old Deva Path to 16 year old Naruto and it isn't even close. Then again, this is the manga where Obito was apparently a full grown man at age 14.