Ah... no matter what I think Goku and Vegeta are sayians, but..... the fact that Vegeta didn't tackle Goku, but Goku tackle him first and show what he was thinking about I would think Goku was on the top.....plus he is very stubborn and childish but If it was the other way around then Vegeta would be the one on top and in charge.They are both domonite.
Ah... no matter what I think Goku and Vegeta are sayians, but..... the fact that Vegeta didn't tackle Goku, but Goku tackle him first and show what he was thinking about I would think Goku was on the top.....plus he is very stubborn and childish but If it was the other way around then Vegeta would be the one on top and in charge.They are both domonite.