deffrance between 4k Panel & IPS Panel

one is a resolution (4k) and the other is a type of monitor (IPS)

IPS, also known as In-Plane Switching, is a type of monitor display and screen technology. More specifically, an IPS panel is a type of TFT LCD (or active matrix LCD). LCD, or Liquid Crystal Display, is the use of light modulating properties from unlit liquid crystals for providing a flat panel or electronic visual display.