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BenQ MA270UP vs BenQ RD280U

Side-by-side comparison of viewing distance, PPI, and specifications

BenQ MA270UP

27" · 3840×2160 · IPS
Optimal Viewing Distance 54cm
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BenQ RD280U

28.2" · 3840×2560 · IPS
Optimal Viewing Distance 53cm
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Category Ranking

Pixel Density (PPI)67in category
BenQ MA270UP163 PPI #20
BenQ RD280U164 PPI #18
93 PPI224 PPI
HDR Peak Brightness67in category
BenQ MA270UP450 nits #48
BenQ RD280U400 nits #51
250 nits2000 nits
DCI-P3 Color Gamut63in category
BenQ MA270UP95% #48
BenQ RD280U93% #59
79%100%
Refresh Rate
BenQ MA270UP60 Hz
BenQ RD280U60 Hz
StandardHighUltra

Summary

  • Sharpness: identical — Both screens are retina at 65cm. With nearly identical pixel density (163 vs 164 PPI), there is no visible difference in sharpness.
  • Brightness: advantage BenQ MA270UP — The BenQ MA270UP is 29% brighter in SDR (450 vs 350 nits), a noticeable difference for outdoor readability. HDR peak: 450 vs 400 nits.

Key Differences

Specification BenQ MA270UP BenQ RD280U
SDR Brightness 450 nits 350 nits
HDR Peak Brightness 450 nits 400 nits
Color Gamut sRGB 99% · DCI-P3 95% sRGB 100% · DCI-P3 93% · Adobe RGB 87%
Year 2025 2024
Screen Size 27" 28.2"
Resolution 3840×2160 3840×2560
Pixel Density (PPI) 163 164
Optimal Viewing Distance 54cm 53cm
All specifications
Specification BenQ MA270UP 2025 BenQ RD280U 2024
Screen Size 27" 28.2" (Better)
Resolution 3840×2160 3840×2560 (Better)
Pixel Density (PPI) 163 164 (Better)
Optimal Viewing Distance 54cm 53cm (Better)
Panel Type IPS IPS
Viewing Angle 178° 178°
Aspect Ratio 16:9 3:2
Refresh Rate 60 Hz 60 Hz
Variable Refresh Rate (VRR) None None
Response Time 5 ms GTG 5 ms GTG
HDR Certification DisplayHDR 400 DisplayHDR 400
SDR Brightness 450 nits (Better) 350 nits
HDR Peak Brightness 450 nits (Better) 400 nits
Contrast Ratio 1:1,200 1:1,200
Ports 2x HDMI · USB-C · USB Hub 1x HDMI · 1x DP · USB-C · USB Hub
USB-C Power Delivery 90 W 90 W
Color Gamut sRGB 99% · DCI-P3 95% (Better) sRGB 100% · DCI-P3 93% · Adobe RGB 87%
Year 2025 (Better) 2024

Frequently Asked Questions

Which has better PPI: BenQ MA270UP or BenQ RD280U?
The BenQ RD280U has 164 PPI compared to 163 PPI for the BenQ MA270UP.
Which has a closer optimal viewing distance?
The BenQ RD280U requires 53cm vs 54cm for the BenQ MA270UP to reach retina quality.
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.

Comparison winners are calculated metric by metric (higher is better for most specs; lower is better for distance/response time).

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