ASUS ROG Swift PG42UQ 42" vs Dell S3225QC
Side-by-side comparison of viewing distance, PPI, and specifications
ASUS ROG Swift PG42UQ 42"
41.5" · 3840×2160 · OLED
Optimal Viewing Distance 82cm
Open in calculator →
| Specification | ASUS ROG Swift PG42UQ 42" 2022 | Dell S3225QC 2025 |
|---|---|---|
| Screen Size | 41.5" (Better) | 31.6" |
| Resolution | 3840×2160 | 3840×2160 |
| Pixel Density (PPI) | 106 | 139 (Better) |
| Optimal Viewing Distance | 82cm | 63cm (Better) |
| Panel Type | OLED | QD-OLED |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 16:9 | 16:9 |
| Refresh Rate | 138 Hz (Better) | 120 Hz |
| Variable Refresh Rate (VRR) | G-SYNC Compatible | FreeSync Premium |
| Response Time | 0.1 ms GTG | 0.0 ms GTG (Better) |
| HDR Certification | None | DisplayHDR True Black 400 |
| SDR Brightness | 450 nits (Better) | 250 nits |
| HDR Peak Brightness | 1000 nits | 1000 nits |
| Contrast Ratio | 1:1,000,000 | 1:1,500,000 (Better) |
| Ports | 4x HDMI · 1x DP · USB Hub | 1x HDMI · 0x DP · USB-C · USB Hub |
| USB-C Power Delivery | — | 90 W |
| Color Gamut | sRGB 133% · DCI-P3 98% · Adobe RGB 94% (Better) | sRGB 100% · DCI-P3 99% · Adobe RGB 95% |
| Year | 2022 | 2025 (Better) |
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 ASUS ROG Swift PG42UQ 42" offers a larger 41.5" display for more immersive viewing.
Frequently Asked Questions
Which has better PPI: ASUS ROG Swift PG42UQ 42" or Dell S3225QC?
The Dell S3225QC has 139 PPI compared to 106 PPI for the ASUS ROG Swift PG42UQ 42".
Which has a closer optimal viewing distance?
The Dell S3225QC requires 63cm vs 82cm for the ASUS ROG Swift PG42UQ 42" 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:
Related Comparisons
Alienware AW2725DF 27" 2024 · 110 PPI · 26.7" · 360 Hz
vs ASUS ROG Swift PG42UQ 42" 2022 · 106 PPI · 41.5" · 138 Hz
Alienware AW2725DF 27" 2024 · 110 PPI · 26.7" · 360 Hz
vs Dell S3225QC 2025 · 139 PPI · 31.6" · 120 Hz
Alienware AW3225QF 32" 2024 · 139 PPI · 31.6" · 240 Hz
vs ASUS ROG Swift PG42UQ 42" 2022 · 106 PPI · 41.5" · 138 Hz
Alienware AW3225QF 32" 2024 · 139 PPI · 31.6" · 240 Hz
vs Dell S3225QC 2025 · 139 PPI · 31.6" · 120 Hz