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BenQ RD280U vs Kuycon G27P

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

BenQ RD280U

28.2" · 3840×2560 · IPS
Optimal Viewing Distance 53cm
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Kuycon G27P

27" · 5120×2880 · IPS
Optimal Viewing Distance 40cm
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Category Ranking

Pixel Density (PPI)67in category
BenQ RD280U164 PPI #18
Kuycon G27P218 PPI #5
93 PPI224 PPI
HDR Peak Brightness67in category
BenQ RD280U400 nits #51
Kuycon G27P600 nits #22
250 nits2000 nits
DCI-P3 Color Gamut63in category
BenQ RD280U93% #59
Kuycon G27P99% #2
79%100%
Refresh Rate
BenQ RD280U60 Hz
Kuycon G27P75 Hz
StandardHighUltra

Summary

  • Sharpness: no visible difference — Both screens exceed the retina threshold at 65cm. The Kuycon G27P has 25% higher pixel density (218 vs 164 PPI), but this only becomes visible below 40cm.
  • Brightness: advantage Kuycon G27P — The Kuycon G27P is 71% brighter in SDR (600 vs 350 nits), a noticeable difference for outdoor readability. HDR peak: 600 vs 400 nits.

Key Differences

Specification BenQ RD280U Kuycon G27P
Screen Size 28.2" 27"
Response Time 5 ms GTG 8 ms GTG
Resolution 3840×2560 5120×2880
Pixel Density (PPI) 164 218
Optimal Viewing Distance 53cm 40cm
Refresh Rate 60 Hz 75 Hz
SDR Brightness 350 nits 600 nits
HDR Peak Brightness 400 nits 600 nits
Contrast Ratio 1:1,200 1:2,000
USB-C Power Delivery 90 W 100 W
Color Gamut sRGB 100% · DCI-P3 93% · Adobe RGB 87% sRGB 99% · DCI-P3 99%
Year 2024 2025
All specifications
Specification BenQ RD280U 2024 Kuycon G27P 2025
Screen Size 28.2" (Better) 27"
Resolution 3840×2560 5120×2880 (Better)
Pixel Density (PPI) 164 218 (Better)
Optimal Viewing Distance 53cm 40cm (Better)
Panel Type IPS IPS
Viewing Angle 178° 178°
Aspect Ratio 3:2 16:9
Refresh Rate 60 Hz 75 Hz (Better)
Variable Refresh Rate (VRR) None FreeSync
Response Time 5 ms GTG (Better) 8 ms GTG
HDR Certification DisplayHDR 400 None
SDR Brightness 350 nits 600 nits (Better)
HDR Peak Brightness 400 nits 600 nits (Better)
Contrast Ratio 1:1,200 1:2,000 (Better)
Ports 1x HDMI · 1x DP · USB-C · USB Hub 2x HDMI · 1x DP · USB-C · USB Hub
USB-C Power Delivery 90 W 100 W (Better)
Color Gamut sRGB 100% · DCI-P3 93% · Adobe RGB 87% sRGB 99% · DCI-P3 99% (Better)
Year 2024 2025 (Better)

Frequently Asked Questions

Which has better PPI: BenQ RD280U or Kuycon G27P?
The Kuycon G27P has 218 PPI compared to 164 PPI for the BenQ RD280U.
Which has a closer optimal viewing distance?
The Kuycon G27P requires 40cm vs 53cm for the BenQ RD280U 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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