I love Hip Hop, but you can't directly compare rap between languages.
International DJ competitions could work though, I think DMC is one.
They’re a thing in the US as well. I think, in fact, that the first slam poetry event took place in Chicago. The youth slams that I heard while I was teaching tended towards overwrought, but I’ve heard some good stuff at the more professional level. HBO used to show slam poets, but I don’t think they do anymore.
Yasiin Bey (formerly known as Mos Def) and Russell Simmons hosted/ran a TV Series on HBO in the early 2000s called Def Poetry: https://www.imdb.com/title/tt0329823
I think they were a big thing in Arabia during the time of Mohammad