It has low input lag with high-frame-rate sources, and even though it increases with 60 fps sources, it's still low.

It supports NVIDIA's Reflex Latency Analyzer, which measures the latency of your entire setup, so you know which sources are causing the most lag. If you're a competitive esports gamer, you might want to consider the ASUS ROG Swift 360Hz PG259QN, which has native G-SYNC support and a higher 360Hz refresh rate but a lower 1080p resolution, so the PG279QM offers a better balance between resolution and refresh rate if you're looking for the best ASUS gaming monitor. It has native G-SYNC support, which is ideal if you have an NVIDIA graphics card and want to take full advantage of it.

It's an impressive gaming monitor with a 1440p resolution and 240Hz refresh rate, so you get both crisp images and a high refresh rate, as long as your graphics card can handle that. ASUS mainly focuses on gaming monitors, so if you're looking for the best ASUS monitor, you'll find a few great gaming options with high refresh rates, like the ASUS ROG Swift PG279QM.

Asus vs247 monitor review