![](https://i.dailymail.co.uk/1s/2019/01/17/11/8643922-0-image-a-22_1547723824890.jpg)
McGregor's comparison post — which he captioned: '5 world titles later' — shows that he has bulked up significantly since he was 20. The Irishman has also inked his torso with tattoos.
![](https://i.ytimg.com/vi/n3dmiuEcZQ0/sddefault.jpg)
10 YEAR CHALLENGE: CONOR MCGREGOR AND THE MMA WORLD
![](https://www.arabnews.com/sites/default/files/styles/660x371_watermarksaudi/public/main-image/2023/10/12/4045391-92052338.jpg?itok=gz1bJnBi)
Conor McGregor back in testing pool but USADA says it's splitting with UFC
![](https://i.dailymail.co.uk/1s/2022/09/19/10/62559189-0-image-a-43_1663578093323.jpg)
Conor McGregor hits back at steroid suggestions after flaunting ripped physique
![](https://cdn.images.express.co.uk/img/dynamic/167/590x/Conor-McGregor-is-months-away-from-a-comeback-1695416.jpg?r=1668183437619)
Conor McGregor sends message to UFC opponents ahead of comeback, UFC, Sport
![](https://www.thesun.ie/wp-content/uploads/sites/3/2022/11/crop-9697479.jpg?strip=all&quality=100&w=1920&h=1401&crop=1)
Conor McGregor fans all saying the same thing after latest snap of bulked up physique
![](https://heavy.com/wp-content/uploads/2023/01/GettyImages-1328081544-e1674517427201.jpg?quality=65&strip=all)
Conor McGregor Could Be Facing Retirement Soon, Analyst Says
![](https://mmajunkie.usatoday.com/wp-content/uploads/sites/91/2022/07/Alexander-Volkanovski-UFC-276-press-conference-03.jpg?w=1000&h=600&crop=1)
Alexander Volkanovski now 'twice as strong' with bulk up to 155 pounds
![](https://www.thesun.co.uk/wp-content/uploads/2021/12/NINTCHDBPICT000697801578-5.jpg)
Conor McGregor's shock six-month body transformation nearly IMPOSSIBLE, say experts after UFC star's incredible bulk-up
![](https://m.media-amazon.com/images/M/MV5BZmJiNGFhNGMtZmM5Ny00YmZlLWI4NmYtMTBlOGUxYTM3ZDQ1XkEyXkFqcGdeQXVyMTE0MzQwMjgz._V1_QL75_UX500_CR0,0,500,281_.jpg)
Conor McGregor - News - IMDb