BenQ RD280U

28.2" IPS · 3840× 2560 · 164 PPI

Optimal Viewing Distance

53cm

Retina distance: 53.4cm / 21.0in

Specifications

BenQ RD280U specifications
Brand	BenQ
Model	RD280U
Screen Size	28.2"
Resolution	3840×2560
Panel	IPS
Refresh Rate	60 Hz
Variable Refresh Rate (VRR)	None
Response Time	5 ms GTG
HDR Certification	DisplayHDR 400
SDR Brightness	350 nits
HDR Peak Brightness	400 nits
Contrast Ratio	1:1,200
Ports	1x HDMI · 1x DP · USB-C · USB Hub
USB-C Power Delivery	90 W
Color Gamut	sRGB 100% · DCI-P3 93% · Adobe RGB 87%
Viewing Angle	178° — Excellent
Pixel Density (PPI)	164
Aspect Ratio	3:2
Year	2024

Compare with...

vs BenQ PD2725U 27" 163 PPI · 27" vs BenQ MA270UP 163 PPI · 27" vs Huawei MateView 164 PPI · 28.2" vs Dell U2723QE 27" 163 PPI · 27" vs Dell U2724D 27" 109 PPI · 27" vs LG 27GP850-B 27" 109 PPI · 27"

Frequently Asked Questions

What is the optimal viewing distance for the BenQ RD280U?

The optimal viewing distance for the BenQ RD280U (28.2") is approximately 53cm. At this distance, individual pixels become invisible to the human eye.

What is the PPI of the BenQ RD280U?

The BenQ RD280U has a pixel density of 164 PPI (pixels per inch) with a 3840×2560 resolution on a 28.2" display.

Is the BenQ RD280U good for desktop work?

With 164 PPI and a 28.2" IPS display, the BenQ RD280U is very good for desktop work when viewed from the recommended distance of 53cm.

Methodology & Sources

Formula: Retina distance (cm) = 3438 / PPI. Displayed values are rounded for readability.

Sources: Official manufacturer spec sheets and product pages. Specs are normalized before comparisons.

Last updated: March 4, 2026

Similar screens