It really comes down to personal preference, but both Valorant and CS:GO are great competitive shooters with their own unique style and mechanics.
Valorant is a relatively new game with a more modern and sleek graphics style, and it has some interesting hero-like abilities that make it stand out from other shooters. It's a fast-paced, tactical game that requires quick thinking and teamwork to win.
On the other hand, CS:GO is a classic shooter that has been around for a long time and has a dedicated community of players. It's a more realistic, tactical shooter that requires good aim and teamwork. It also has a huge competitive scene and many tournaments with professional players.
Ultimately, it's up to you to decide which game you prefer. You can try both and see which one feels more enjoyable and rewarding to play. Remember, the most important thing is to have fun!