Dell S3225QC vs Dell U3423WE 34"
Side-by-side comparison of viewing distance, PPI, and specifications
| Specification | Dell S3225QC 2025 | Dell U3423WE 34" 2022 |
|---|---|---|
| Screen Size | 31.6" | 34" (Better) |
| Resolution | 3840×2160 (Better) | 3440×1440 |
| Pixel Density (PPI) | 139 (Better) | 110 |
| Optimal Viewing Distance | 63cm (Better) | 80cm |
| Panel Type | QD-OLED | IPS |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 16:9 | 21:9 |
| Refresh Rate | 120 Hz (Better) | 60 Hz |
| Variable Refresh Rate (VRR) | FreeSync Premium | None |
| Response Time | 0.0 ms GTG (Better) | 5 ms GTG |
| HDR Certification | DisplayHDR True Black 400 | None |
| SDR Brightness | 250 nits | 300 nits (Better) |
| HDR Peak Brightness | 1000 nits (Better) | 600 nits |
| Contrast Ratio | 1:1,500,000 (Better) | 1:2,000 |
| Ports | 1x HDMI · 0x DP · USB-C · USB Hub | 2x HDMI · 1x DP · USB-C · USB Hub |
| USB-C Power Delivery | 90 W | 90 W |
| Color Gamut | sRGB 100% · DCI-P3 99% · Adobe RGB 95% (Better) | sRGB 100% · DCI-P3 98% · Adobe RGB 89% |
| Year | 2025 (Better) | 2022 |
Summary
The Dell S3225QC has higher pixel density (139 PPI), making it sharper at close range.
The Dell S3225QC allows sitting closer (63cm) while maintaining retina quality.
The Dell U3423WE 34" offers a larger 34" display for more immersive viewing.
Frequently Asked Questions
Which has better PPI: Dell S3225QC or Dell U3423WE 34"?
The Dell S3225QC has 139 PPI compared to 110 PPI for the Dell U3423WE 34".
Which has a closer optimal viewing distance?
The Dell S3225QC requires 63cm vs 80cm for the Dell U3423WE 34" 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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