Answer (1 of 9): Vegeta would lose to Jiren. UE is implied to have same boost as UI. That said, it’s a bad form or technique for a tournament setting. You can’t use healing items during the ToP. And Vegeta wouldn’t have enough time to recover after every beating. Since the tournament is only 45 m
Besides Goku, the gods of destruction, and the angels, who can beat Jiren? - Quora
Do you think Ultra ego Vegeta reaches MUI or Max Power Jiren? Why? - Quora
Is it true that Broli is stronger than Jiren because he has more power than him but less control over his power compared to Jiren who has better control over his power
How strong is Vegeta's Super Saiyan 2 (Enraged) in the DBS manga
What would happen if Vegito had to fight against Jiren alone? Could he beat him or not? What are his chances of winning this battle alone against him? - Quora
Could Vegito with MUI Goku and SSG 2 Vegeta have beaten Jiren? - Quora
Will Goku ever learn Ultra ego? - Quora
What if Goku learned Ultra ego? - Quora
What if Vegeta fuse with Broly and try to beat Jiren? Can they do it? - Quora
Who would win, Mastered Ultra Instinct Goku or a hypothetical Mastered Ultra ego Vegeta? - Quora
Didn't Akira Toriyama himself say that Broly was stronger than Jiren? Does that mean that Broly could defeat Jiren? - Quora
How strong is Vegeta's Super Saiyan 2 (Enraged) in the DBS manga? - Quora, vegeta ssj2 manga