The PG42UQ 4K pixel array measures 41.5" across its diagonal, for a density of 138 PPI. That size strikes a great balance between a sharp picture and keeping text and UI elements readable without scaling.
Features
138Hz rapid refresh rate
Features 138Hz refresh rate for ultra fast and smooth gameplay
Ultra HD 4K
3840x2160 crystal image quality with DSC and HDR effect
NVIDIA G-SYNC
G-SYNC Compatible, delivering a seamless, tear- free gaming experience by enabling VRR by default
HDMI 2.1 ultra high speed
HDMI 2.1 ports enable mind-blowing native 4K 138 Hz gaming on the latest consoles without chroma subsampling
IPS ulra wide viewing angles
IPS panel provides stunning color reproduction and wide viewing angles
ELMB SYNC
Enables ELMB together with VRR, eliminating ghosting and tearing for sharp gaming visuals
Quantum dot technology
Support wide color gamut to reproduce vivid color
ASUS AURA SYNC
Synchronizing up lighting effects between all Aura- capable peripherals
DisplayHDR 600
Delivers contrast and color performance that meets DisplayHDR 600 certification
Viewing angle
178°(H)/178°(V)
Brightness
450 cd/㎡
Contrast ratio
135,000:1
Response time
0.1ms
Inputs/Connections
DisplayPort v1.4x1, HDMI (v2.0)x2, HDMI (v2.1)x2, USB 3.2 Gen 2 Type-Ax4, (upstreamx1, downstreamx2), 3.5 mm earphone jack