ASUS ROG Swift OLED PG34WCDM 34" vs Dell U2723QE 27"
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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Advantages of ASUS ROG Swift OLED PG34WCDM 34"
| Specification | ASUS ROG Swift OLED PG34WCDM 34" | Dell U2723QE 27" |
|---|---|---|
| Screen Size | 33.94" | 27" |
| Refresh Rate | 240 Hz | 60 Hz |
| Response Time | 0.0 ms GTG | 5 ms GTG |
| HDR Peak Brightness | 1300 nits | 400 nits |
| Contrast Ratio | 1:1,500,000 | 1:2,000 |
| Color Gamut | sRGB 135% · DCI-P3 99% · Adobe RGB 95% | sRGB 100% · DCI-P3 98% · Adobe RGB 89% |
| Year | 2024 | 2022 |
Advantages of Dell U2723QE 27"
| Specification | ASUS ROG Swift OLED PG34WCDM 34" | Dell U2723QE 27" |
|---|---|---|
| Resolution | 3440×1440 | 3840×2160 |
| Pixel Density (PPI) | 110 | 163 |
| Optimal Viewing Distance | 80cm | 54cm |
| SDR Brightness | 270 nits | 400 nits |
Identical
| Specification | ASUS ROG Swift OLED PG34WCDM 34" | Dell U2723QE 27" |
|---|---|---|
| Panel Type | OLED | IPS |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 21:9 | 16:9 |
| Variable Refresh Rate (VRR) | FreeSync Premium Pro | None |
| HDR Certification | DisplayHDR True Black 400 | DisplayHDR 400 |
| 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 |
Summary
Sharpness: advantage Dell U2723QE 27"
At 65cm, the Dell U2723QE 27" is retina (163 PPI) while the ASUS ROG Swift OLED PG34WCDM 34" is not — you need to sit at least 80cm away for pixel-free viewing.
Brightness: advantage Dell U2723QE 27"
The Dell U2723QE 27" is 48% brighter in SDR (400 vs 270 nits), a noticeable difference for outdoor readability. HDR peak: 400 vs 1300 nits.
All specifications
| Specification | ASUS ROG Swift OLED PG34WCDM 34" 2024 | Dell U2723QE 27" 2022 |
|---|---|---|
| Screen Size | 33.94" (Better) | 27" |
| Resolution | 3440×1440 | 3840×2160 (Better) |
| Pixel Density (PPI) | 110 | 163 (Better) |
| Optimal Viewing Distance | 80cm | 54cm (Better) |
| Panel Type | OLED | IPS |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 21:9 | 16:9 |
| 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 | 400 nits (Better) |
| HDR Peak Brightness | 1300 nits (Better) | 400 nits |
| Contrast Ratio | 1:1,500,000 (Better) | 1:2,000 |
| 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 98% · Adobe RGB 89% |
| Year | 2024 (Better) | 2022 |
Frequently Asked Questions
Which has better PPI: ASUS ROG Swift OLED PG34WCDM 34" or Dell U2723QE 27"?
The Dell U2723QE 27" has 163 PPI compared to 110 PPI for the ASUS ROG Swift OLED PG34WCDM 34".
Which has a closer optimal viewing distance?
The Dell U2723QE 27" requires 54cm 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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