MSI MPG 321URX QD-OLED 32" vs Samsung Space 27"
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
MSI MPG 321URX QD-OLED 32"140 PPI #30
Samsung Space 27"109 PPI #55
93 PPI224 PPI
HDR Peak Brightness67in category
MSI MPG 321URX QD-OLED 32"1000 nits #7
Samsung Space 27"250 nits #67
250 nits2000 nits
DCI-P3 Color Gamut63in category
MSI MPG 321URX QD-OLED 32"99% #2
79%100%
Refresh Rate
MSI MPG 321URX QD-OLED 32"240 Hz
Samsung Space 27"144 Hz
StandardHighUltra
Summary
- Sharpness: advantage MSI MPG 321URX QD-OLED 32" — At 65cm, the MSI MPG 321URX QD-OLED 32" is retina (140 PPI) while the Samsung Space 27" is not — you need to sit at least 80cm away for pixel-free viewing.
- 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 250 nits).
Key Differences
| Specification | MSI MPG 321URX QD-OLED 32" | Samsung Space 27" |
|---|---|---|
| Screen Size | 31.5" | 27" |
| Resolution | 3840×2160 | 2560×1440 |
| Pixel Density (PPI) | 140 | 109 |
| Optimal Viewing Distance | 62cm | 80cm |
| Refresh Rate | 240 Hz | 144 Hz |
| Response Time | 0.0 ms GTG | 4 ms GTG |
| HDR Peak Brightness | 1000 nits | 250 nits |
| Contrast Ratio | 1:1,500,000 | 1:3,000 |
| Color Gamut | sRGB 100% · DCI-P3 99% · Adobe RGB 96% | sRGB 97% |
| Year | 2024 | 2019 |
All specifications
| Specification | MSI MPG 321URX QD-OLED 32" 2024 | Samsung Space 27" 2019 |
|---|---|---|
| Screen Size | 31.5" (Better) | 27" |
| Resolution | 3840×2160 (Better) | 2560×1440 |
| Pixel Density (PPI) | 140 (Better) | 109 |
| Optimal Viewing Distance | 62cm (Better) | 80cm |
| Panel Type | QD-OLED | VA |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 16:9 | 16:9 |
| Refresh Rate | 240 Hz (Better) | 144 Hz |
| Variable Refresh Rate (VRR) | FreeSync Premium Pro | FreeSync |
| Response Time | 0.0 ms GTG (Better) | 4 ms GTG |
| HDR Certification | DisplayHDR True Black 400 | None |
| SDR Brightness | 250 nits | 250 nits |
| HDR Peak Brightness | 1000 nits (Better) | 250 nits |
| Contrast Ratio | 1:1,500,000 (Better) | 1:3,000 |
| Ports | 2x HDMI · 1x DP · USB-C · USB Hub | 1x HDMI · 1x DP |
| USB-C Power Delivery | 90 W | — |
| Color Gamut | sRGB 100% · DCI-P3 99% · Adobe RGB 96% (Better) | sRGB 97% |
| Year | 2024 (Better) | 2019 |
Frequently Asked Questions
Which has better PPI: MSI MPG 321URX QD-OLED 32" or Samsung Space 27"?
The MSI MPG 321URX QD-OLED 32" has 140 PPI compared to 109 PPI for the Samsung Space 27".
Which has a closer optimal viewing distance?
The MSI MPG 321URX QD-OLED 32" requires 62cm vs 80cm for the Samsung Space 27" to reach retina quality.
Related Comparisons
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 AW2725DF 27" 2024 · 110 PPI · 26.7" · 360 Hz
vs Samsung Space 27" 2019 · 109 PPI · 27" · 144 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
Alienware AW3225QF 32" 2024 · 139 PPI · 31.6" · 240 Hz
vs Samsung Space 27" 2019 · 109 PPI · 27" · 144 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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