BenQ PD2725U 27" vs MSI MPG 321URX QD-OLED 32"
Side-by-side comparison of viewing distance, PPI, and specifications
MSI MPG 321URX QD-OLED 32"
31.5" · 3840×2160 · QD-OLED
Optimal Viewing Distance 62cm
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Category Ranking
Pixel Density (PPI)67in category
BenQ PD2725U 27"163 PPI #20
MSI MPG 321URX QD-OLED 32"140 PPI #30
93 PPI224 PPI
HDR Peak Brightness67in category
BenQ PD2725U 27"400 nits #51
MSI MPG 321URX QD-OLED 32"1000 nits #7
250 nits2000 nits
DCI-P3 Color Gamut63in category
BenQ PD2725U 27"95% #48
MSI MPG 321URX QD-OLED 32"99% #2
79%100%
Refresh Rate
BenQ PD2725U 27"60 Hz
MSI MPG 321URX QD-OLED 32"240 Hz
StandardHighUltra
Summary
- Sharpness: no visible difference — Both screens exceed the retina threshold at 65cm. The BenQ PD2725U 27" has 17% higher pixel density (163 vs 140 PPI), but this only becomes visible below 54cm.
- Brightness: advantage MSI MPG 321URX QD-OLED 32" — Similar SDR brightness (250 vs 250 nits), but the MSI MPG 321URX QD-OLED 32" leads in HDR peak (1000 vs 400 nits).
Key Differences
| Specification | BenQ PD2725U 27" | MSI MPG 321URX QD-OLED 32" |
|---|---|---|
| Pixel Density (PPI) | 163 | 140 |
| Optimal Viewing Distance | 54cm | 62cm |
| Screen Size | 27" | 31.5" |
| Refresh Rate | 60 Hz | 240 Hz |
| Response Time | 5 ms GTG | 0.0 ms GTG |
| HDR Peak Brightness | 400 nits | 1000 nits |
| Contrast Ratio | 1:1,200 | 1:1,500,000 |
| USB-C Power Delivery | 65 W | 90 W |
| Year | 2021 | 2024 |
All specifications
| Specification | BenQ PD2725U 27" 2021 | MSI MPG 321URX QD-OLED 32" 2024 |
|---|---|---|
| Screen Size | 27" | 31.5" (Better) |
| Resolution | 3840×2160 | 3840×2160 |
| Pixel Density (PPI) | 163 (Better) | 140 |
| Optimal Viewing Distance | 54cm (Better) | 62cm |
| Panel Type | IPS | QD-OLED |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 16:9 | 16:9 |
| Refresh Rate | 60 Hz | 240 Hz (Better) |
| Variable Refresh Rate (VRR) | None | FreeSync Premium Pro |
| Response Time | 5 ms GTG | 0.0 ms GTG (Better) |
| HDR Certification | DisplayHDR 400 | DisplayHDR True Black 400 |
| SDR Brightness | 250 nits | 250 nits |
| HDR Peak Brightness | 400 nits | 1000 nits (Better) |
| Contrast Ratio | 1:1,200 | 1:1,500,000 (Better) |
| Ports | 2x HDMI · 1x DP · USB-C · USB Hub | 2x HDMI · 1x DP · USB-C · USB Hub |
| USB-C Power Delivery | 65 W | 90 W (Better) |
| Color Gamut | sRGB 100% · DCI-P3 95% · Adobe RGB 100% | sRGB 100% · DCI-P3 99% · Adobe RGB 96% |
| Year | 2021 | 2024 (Better) |
Frequently Asked Questions
Which has better PPI: BenQ PD2725U 27" or MSI MPG 321URX QD-OLED 32"?
The BenQ PD2725U 27" has 163 PPI compared to 140 PPI for the MSI MPG 321URX QD-OLED 32".
Which has a closer optimal viewing distance?
The BenQ PD2725U 27" requires 54cm vs 62cm for the MSI MPG 321URX QD-OLED 32" to reach retina quality.
Related Comparisons
Alienware AW2725DF 27" 2024 · 110 PPI · 26.7" · 360 Hz
vs BenQ PD2725U 27" 2021 · 163 PPI · 27" · 60 Hz
Alienware AW2725DF 27" 2024 · 110 PPI · 26.7" · 360 Hz
vs MSI MPG 321URX QD-OLED 32" 2024 · 140 PPI · 31.5" · 240 Hz
Alienware AW3225QF 32" 2024 · 139 PPI · 31.6" · 240 Hz
vs BenQ PD2725U 27" 2021 · 163 PPI · 27" · 60 Hz
Alienware AW3225QF 32" 2024 · 139 PPI · 31.6" · 240 Hz
vs MSI MPG 321URX QD-OLED 32" 2024 · 140 PPI · 31.5" · 240 Hz
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).
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