Dell U2724D 27" vs Kuycon P40K
Side-by-side comparison of viewing distance, PPI, and specifications
| Specification | Dell U2724D 27" 2023 | Kuycon P40K 2025 |
|---|---|---|
| Screen Size | 27" | 40" (Better) |
| Resolution | 2560×1440 | 5120×2160 (Better) |
| Pixel Density (PPI) | 109 | 139 (Better) |
| Optimal Viewing Distance | 80cm | 63cm (Better) |
| Panel Type | IPS | IPS |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 16:9 | 21:9 |
| Refresh Rate | 120 Hz | 120 Hz |
| Variable Refresh Rate (VRR) | None | G-SYNC Compatible |
| Response Time | 5 ms GTG (Better) | 8 ms GTG |
| HDR Certification | None | None |
| SDR Brightness | 350 nits | 400 nits (Better) |
| HDR Peak Brightness | 600 nits (Better) | 450 nits |
| Contrast Ratio | 1:2,000 | 1:2,000 |
| Ports | 1x HDMI · 1x DP · USB-C · USB Hub | 2x HDMI · 1x DP · USB-C · USB Hub |
| USB-C Power Delivery | — | 100 W |
| Color Gamut | sRGB 100% · DCI-P3 98% · Adobe RGB 87% | sRGB 99% · DCI-P3 96% (Better) |
| Year | 2023 | 2025 (Better) |
Summary
The Kuycon P40K has higher pixel density (139 PPI), making it sharper at close range.
The Kuycon P40K allows sitting closer (63cm) while maintaining retina quality.
The Kuycon P40K offers a larger 40" display for more immersive viewing.
Frequently Asked Questions
Which has better PPI: Dell U2724D 27" or Kuycon P40K?
The Kuycon P40K has 139 PPI compared to 109 PPI for the Dell U2724D 27".
Which has a closer optimal viewing distance?
The Kuycon P40K requires 63cm vs 80cm for the Dell U2724D 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).
Last updated:
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