ASUS ROG Swift OLED PG34WCDM 34" vs BenQ RD280U
Side-by-side comparison of viewing distance, PPI, and specifications
ASUS ROG Swift OLED PG34WCDM 34"
33.94" · 3440×1440 · OLED
Optimal Viewing Distance 80cm
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| Specification | ASUS ROG Swift OLED PG34WCDM 34" 2024 | BenQ RD280U 2024 |
|---|---|---|
| Screen Size | 33.94" (Better) | 28.2" |
| Resolution | 3440×1440 | 3840×2560 (Better) |
| Pixel Density (PPI) | 110 | 164 (Better) |
| Optimal Viewing Distance | 80cm | 53cm (Better) |
| Panel Type | OLED | IPS |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 21:9 | 3:2 |
| Refresh Rate | 240 Hz (Better) | 60 Hz |
| Variable Refresh Rate (VRR) | FreeSync Premium Pro | None |
| Response Time | 0.0 ms GTG (Better) | 5 ms GTG |
| HDR Certification | DisplayHDR True Black 400 | DisplayHDR 400 |
| SDR Brightness | 270 nits | 350 nits (Better) |
| HDR Peak Brightness | 1300 nits (Better) | 400 nits |
| Contrast Ratio | 1:1,500,000 (Better) | 1:1,200 |
| Ports | 2x HDMI · 1x DP · USB-C · USB Hub | 1x HDMI · 1x DP · USB-C · USB Hub |
| USB-C Power Delivery | 90 W | 90 W |
| Color Gamut | sRGB 135% · DCI-P3 99% · Adobe RGB 95% (Better) | sRGB 100% · DCI-P3 93% · Adobe RGB 87% |
| Year | 2024 | 2024 |
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 ASUS ROG Swift OLED PG34WCDM 34" offers a larger 33.94" display for more immersive viewing.
Frequently Asked Questions
Which has better PPI: ASUS ROG Swift OLED PG34WCDM 34" or BenQ RD280U?
The BenQ RD280U has 164 PPI compared to 110 PPI for the ASUS ROG Swift OLED PG34WCDM 34".
Which has a closer optimal viewing distance?
The BenQ RD280U requires 53cm vs 80cm for the ASUS ROG Swift OLED PG34WCDM 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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