Gohan's relationships with Goku and Piccolo are complex and yet simple all at once, but Piccolo was the one who stepped up.

Despite Goku’s financial struggles, some Dragon Ball characters, like Uub, Yajirobe, and Tien, might even be poorer than him.

Of course, staying ahead of someone like Goku is not an easy task, and Gohan's strength tends to fluctuate heavily depending on his training regimen, so he rarely keeps his lead over his father.

It was a massive display of power as he destroyed the bio-android, and later on, in the manga, he had a sparring match in this form against his father Goku, who was using the Ultra Instinct form.

Gohan realizes his hidden potential, surpassing even Goku, during the Cell Saga with his father's belief. Even Lord Beerus, a God of Destruction, shows genuine respect for Goku's achieved strength ...