Vegeta's GREATEST Rival was NEVER Goku... It's Trunks

In Dragon Ball Z the Super Saiyan Prince Vegeta NEVER had a rivalry with Kakarot. Future Trunks was the MOTIVATION for Vegeta to train hard and ascend to the next level. This is Ascended BS btw. Check this out.

Credit

Thumbnail - BrusselTheSaiyan

Source - Screen Rant