BenQ RD280U vs Dell U3423WE 34"
Side-by-side comparison of viewing distance, PPI, and specifications
| Specification | BenQ RD280U 2024 | Dell U3423WE 34" 2022 |
|---|---|---|
| Screen Size | 28.2" | 34" (Better) |
| Resolution | 3840×2560 (Better) | 3440×1440 |
| Pixel Density (PPI) | 164 (Better) | 110 |
| Optimal Viewing Distance | 53cm (Better) | 80cm |
| Panel Type | IPS | IPS |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 3:2 | 21:9 |
| Refresh Rate | 60 Hz | 60 Hz |
| Variable Refresh Rate (VRR) | None | None |
| Response Time | 5 ms GTG | 5 ms GTG |
| HDR Certification | DisplayHDR 400 | None |
| SDR Brightness | 350 nits (Better) | 300 nits |
| 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 | 90 W |
| Color Gamut | sRGB 100% · DCI-P3 93% · Adobe RGB 87% | sRGB 100% · DCI-P3 98% · Adobe RGB 89% (Better) |
| Year | 2024 (Better) | 2022 |
Summary
The BenQ RD280U has higher pixel density (164 PPI), making it sharper at close range.
The BenQ RD280U allows sitting closer (53cm) while maintaining retina quality.
The Dell U3423WE 34" offers a larger 34" display for more immersive viewing.
Frequently Asked Questions
Which has better PPI: BenQ RD280U or Dell U3423WE 34"?
The BenQ RD280U has 164 PPI compared to 110 PPI for the Dell U3423WE 34".
Which has a closer optimal viewing distance?
The BenQ RD280U requires 53cm 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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