3:2

Monitor BenQ 28" RD280U, Diagonal (inch): 28, Diagonal (cm): 71, Aspect ratio: 3:2, Panel: IPS, Resolution: 3840x2560, Refresh Rate: 60Hz, Response time GtG: 5ms, Brightness (max): 350 cd/m², Contrast (static) : 1200:1, Viewing angle: 178°/178°, Color Gamut Type: DCI-P3, Color Gamut Coverage: 95%