Our intellect, character, personality would be different of course. It's just that the packaging would be identical so there'd be no difference appearancewise.
Could you live with that? How important is your appearance to you or the appearance of others?
You could no longer "judge" by what you see only by what you hear when engaged in conversation.
So which man and which woman would be the template for each gender? I don't know. What would you prefer? Which man and which women would you pick to be the two?