ASUS ROG Strix XG309CM vs Samsung Odyssey OLED G8 G80SD 32"
Side-by-side comparison of viewing distance, PPI, and specifications
Samsung Odyssey OLED G8 G80SD 32"
31.5" · 3840×2160 · QD-OLED
Optimal Viewing Distance 62cm
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Category Ranking
Pixel Density (PPI)67in category
ASUS ROG Strix XG309CM94 PPI #65
Samsung Odyssey OLED G8 G80SD 32"140 PPI #30
93 PPI224 PPI
HDR Peak Brightness67in category
ASUS ROG Strix XG309CM300 nits #65
Samsung Odyssey OLED G8 G80SD 32"1000 nits #7
250 nits2000 nits
DCI-P3 Color Gamut
Samsung Odyssey OLED G8 G80SD 32"99% #2
79%100%
Refresh Rate
ASUS ROG Strix XG309CM220 Hz
Samsung Odyssey OLED G8 G80SD 32"240 Hz
StandardHighUltra
Summary
- Sharpness: advantage Samsung Odyssey OLED G8 G80SD 32" — At 65cm, the Samsung Odyssey OLED G8 G80SD 32" is retina (140 PPI) while the ASUS ROG Strix XG309CM is not — you need to sit at least 93cm away for pixel-free viewing.
- Brightness: advantage ASUS ROG Strix XG309CM — The ASUS ROG Strix XG309CM is 20% brighter in SDR (300 vs 250 nits), a noticeable difference for outdoor readability. HDR peak: 300 vs 1000 nits.
Key Differences
| Specification | ASUS ROG Strix XG309CM | Samsung Odyssey OLED G8 G80SD 32" |
|---|---|---|
| SDR Brightness | 300 nits | 250 nits |
| Color Gamut | sRGB 110% | sRGB 100% · DCI-P3 99% · Adobe RGB 98% |
| Screen Size | 29.5" | 31.5" |
| Resolution | 2560×1080 | 3840×2160 |
| Pixel Density (PPI) | 94 | 140 |
| Optimal Viewing Distance | 93cm | 62cm |
| Refresh Rate | 220 Hz | 240 Hz |
| Response Time | 1 ms GTG | 0.0 ms GTG |
| HDR Peak Brightness | 300 nits | 1000 nits |
| Contrast Ratio | 1:1,000 | 1:1,000,000 |
| Year | 2022 | 2024 |
All specifications
| Specification | ASUS ROG Strix XG309CM 2022 | Samsung Odyssey OLED G8 G80SD 32" 2024 |
|---|---|---|
| Screen Size | 29.5" | 31.5" (Better) |
| Resolution | 2560×1080 | 3840×2160 (Better) |
| Pixel Density (PPI) | 94 | 140 (Better) |
| Optimal Viewing Distance | 93cm | 62cm (Better) |
| Panel Type | IPS | QD-OLED |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 21:9 | 16:9 |
| Refresh Rate | 220 Hz | 240 Hz (Better) |
| Variable Refresh Rate (VRR) | FreeSync Premium | FreeSync Premium Pro |
| Response Time | 1 ms GTG | 0.0 ms GTG (Better) |
| HDR Certification | None | DisplayHDR True Black 400 |
| SDR Brightness | 300 nits (Better) | 250 nits |
| HDR Peak Brightness | 300 nits | 1000 nits (Better) |
| Contrast Ratio | 1:1,000 | 1:1,000,000 (Better) |
| Ports | 1x HDMI · 1x DP · USB-C · USB Hub | 2x HDMI · 1x DP · USB Hub |
| USB-C Power Delivery | 15 W | — |
| Color Gamut | sRGB 110% (Better) | sRGB 100% · DCI-P3 99% · Adobe RGB 98% |
| Year | 2022 | 2024 (Better) |
Frequently Asked Questions
Which has better PPI: ASUS ROG Strix XG309CM or Samsung Odyssey OLED G8 G80SD 32"?
The Samsung Odyssey OLED G8 G80SD 32" has 140 PPI compared to 94 PPI for the ASUS ROG Strix XG309CM.
Which has a closer optimal viewing distance?
The Samsung Odyssey OLED G8 G80SD 32" requires 62cm vs 93cm for the ASUS ROG Strix XG309CM to reach retina quality.
Related Comparisons
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vs ASUS ROG Strix XG309CM 2022 · 94 PPI · 29.5" · 220 Hz
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vs Samsung Odyssey OLED G8 G80SD 32" 2024 · 140 PPI · 31.5" · 240 Hz
Alienware AW3225QF 32" 2024 · 139 PPI · 31.6" · 240 Hz
vs ASUS ROG Strix XG309CM 2022 · 94 PPI · 29.5" · 220 Hz
Alienware AW3225QF 32" 2024 · 139 PPI · 31.6" · 240 Hz
vs Samsung Odyssey OLED G8 G80SD 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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