I don't think it is, but the franchise wants that rivalry due to marketing issues.
It was clear that even if we assume that they are on the same level in terms of physical power, Goku has;
- Instant Transmission
- Kaioken
- Genki Dama
Considering that Goku will not activate Ultra Instinct against Vegeta, it still doesn't seem like a fair fight.
It was clear that even if we assume that they are on the same level in terms of physical power, Goku has;
- Instant Transmission
- Kaioken
- Genki Dama
Considering that Goku will not activate Ultra Instinct against Vegeta, it still doesn't seem like a fair fight.