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Kuycon P32K vs Samsung ViewFinity S9 5K

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

Kuycon P32K

31.5" · 3840×2160 · IPS
Optimal Viewing Distance 62cm
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Samsung ViewFinity S9 5K

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

Pixel Density (PPI)67in category
Kuycon P32K140 PPI #30
Samsung ViewFinity S9 5K218 PPI #5
93 PPI224 PPI
HDR Peak Brightness67in category
Kuycon P32K500 nits #42
Samsung ViewFinity S9 5K600 nits #22
250 nits2000 nits
DCI-P3 Color Gamut
Samsung ViewFinity S9 5K99% #2
79%100%
Refresh Rate
Kuycon P32K144 Hz
Samsung ViewFinity S9 5K60 Hz
StandardHighUltra

Summary

  • Sharpness: no visible difference — Both screens exceed the retina threshold at 65cm. The Samsung ViewFinity S9 5K has 36% higher pixel density (218 vs 140 PPI), but this only becomes visible below 40cm.
  • Brightness: advantage Samsung ViewFinity S9 5K — The Samsung ViewFinity S9 5K is 20% brighter in SDR (600 vs 500 nits), a noticeable difference for outdoor readability. HDR peak: 600 vs 500 nits.

Key Differences

Specification Kuycon P32K Samsung ViewFinity S9 5K
Screen Size 31.5" 27"
Refresh Rate 144 Hz 60 Hz
USB-C Power Delivery 100 W 90 W
Color Gamut sRGB 99% sRGB 100% · DCI-P3 99% · Adobe RGB 94%
Year 2025 2023
Resolution 3840×2160 5120×2880
Pixel Density (PPI) 140 218
Optimal Viewing Distance 62cm 40cm
SDR Brightness 500 nits 600 nits
HDR Peak Brightness 500 nits 600 nits
All specifications
Specification Kuycon P32K 2025 Samsung ViewFinity S9 5K 2023
Screen Size 31.5" (Better) 27"
Resolution 3840×2160 5120×2880 (Better)
Pixel Density (PPI) 140 218 (Better)
Optimal Viewing Distance 62cm 40cm (Better)
Panel Type IPS IPS
Viewing Angle 178° 178°
Aspect Ratio 16:9 16:9
Refresh Rate 144 Hz (Better) 60 Hz
Variable Refresh Rate (VRR) G-SYNC Compatible None
Response Time 5 ms GTG 5 ms GTG
HDR Certification None None
SDR Brightness 500 nits 600 nits (Better)
HDR Peak Brightness 500 nits 600 nits (Better)
Contrast Ratio 1:1,000 1:1,000
Ports 2x HDMI · 1x DP · USB-C · USB Hub 1x DP · USB-C · USB Hub
USB-C Power Delivery 100 W (Better) 90 W
Color Gamut sRGB 99% (Better) sRGB 100% · DCI-P3 99% · Adobe RGB 94%
Year 2025 (Better) 2023

Frequently Asked Questions

Which has better PPI: Kuycon P32K or Samsung ViewFinity S9 5K?
The Samsung ViewFinity S9 5K has 218 PPI compared to 140 PPI for the Kuycon P32K.
Which has a closer optimal viewing distance?
The Samsung ViewFinity S9 5K requires 40cm vs 62cm for the Kuycon P32K 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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