Acer XR342CK Pbmiiqphuzx vs Dell P2421

Now it's not gonna be a hardcore gamers cup of tea. They're not gonna really like it because it's refresh rate is 75 Hertz and 5 milliseconds response...

Typical gray-to-gray pixel response is 8 milliseconds, though it can be as fast as 5 milliseconds. Input lag—as measured with a Leo Bodnar Lag Tester—came in at a very good 10 milliseconds, just a tad longer than the BenQ SW2700PT, which remains our leader with a 9.5-millisecond input lag. Although the P2419H isn't built for gaming, it did a passable job in running Rise of the Tomb Raider and its benchmark sequence, with no unusual artifacts