ASUS ROG Swift OLED PG27UCDM 27" vs Kuycon P20
Side-by-side comparison of viewing distance, PPI, and specifications
ASUS ROG Swift OLED PG27UCDM 27"
26.5" · 3840×2160 · QD-OLED
Optimal Viewing Distance 53cm
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| Specification | ASUS ROG Swift OLED PG27UCDM 27" 2025 | Kuycon P20 2025 |
|---|---|---|
| Screen Size | 26.5" | 28.2" (Better) |
| Resolution | 3840×2160 | 4500×3000 (Better) |
| Pixel Density (PPI) | 166 | 192 (Better) |
| Optimal Viewing Distance | 53cm | 46cm (Better) |
| Panel Type | QD-OLED | IPS |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 16:9 | 3:2 |
| Refresh Rate | 240 Hz (Better) | 60 Hz |
| Variable Refresh Rate (VRR) | FreeSync Premium Pro | FreeSync |
| Response Time | 0.0 ms GTG (Better) | 8 ms GTG |
| HDR Certification | DisplayHDR True Black 400 | DisplayHDR 600 |
| SDR Brightness | 250 nits | 500 nits (Better) |
| HDR Peak Brightness | 1000 nits (Better) | 600 nits |
| Contrast Ratio | 1:1,500,000 (Better) | 1:1,500 |
| Ports | 2x 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 145% · DCI-P3 99% · Adobe RGB 94% (Better) | sRGB 99% · DCI-P3 99% |
| Year | 2025 | 2025 |
Summary
The Kuycon P20 has higher pixel density (192 PPI), making it sharper at close range.
The Kuycon P20 allows sitting closer (46cm) while maintaining retina quality.
The Kuycon P20 offers a larger 28.2" display for more immersive viewing.
Frequently Asked Questions
Which has better PPI: ASUS ROG Swift OLED PG27UCDM 27" or Kuycon P20?
The Kuycon P20 has 192 PPI compared to 166 PPI for the ASUS ROG Swift OLED PG27UCDM 27".
Which has a closer optimal viewing distance?
The Kuycon P20 requires 46cm vs 53cm for the ASUS ROG Swift OLED PG27UCDM 27" 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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