AOC U27G4R 27" 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
AOC U27G4R 27"163 PPI #20
Samsung Odyssey OLED G8 G80SD 32"140 PPI #30
93 PPI224 PPI
HDR Peak Brightness67in category
AOC U27G4R 27"400 nits #51
Samsung Odyssey OLED G8 G80SD 32"1000 nits #7
250 nits2000 nits
DCI-P3 Color Gamut63in category
AOC U27G4R 27"95.9% #47
Samsung Odyssey OLED G8 G80SD 32"99% #2
79%100%
Refresh Rate
AOC U27G4R 27"160 Hz
Samsung Odyssey OLED G8 G80SD 32"240 Hz
StandardHighUltra
Summary
- Sharpness: no visible difference — Both screens exceed the retina threshold at 65cm. The AOC U27G4R 27" has 17% higher pixel density (163 vs 140 PPI), but this only becomes visible below 54cm.
- Brightness: advantage AOC U27G4R 27" — The AOC U27G4R 27" is 60% brighter in SDR (400 vs 250 nits), a noticeable difference for outdoor readability. HDR peak: 400 vs 1000 nits.
Key Differences
| Specification | AOC U27G4R 27" | Samsung Odyssey OLED G8 G80SD 32" |
|---|---|---|
| Pixel Density (PPI) | 163 | 140 |
| Optimal Viewing Distance | 54cm | 62cm |
| SDR Brightness | 400 nits | 250 nits |
| Color Gamut | sRGB 124.7% · DCI-P3 95.9% · Adobe RGB 93.4% | sRGB 100% · DCI-P3 99% · Adobe RGB 98% |
| Screen Size | 27" | 31.5" |
| Refresh Rate | 160 Hz | 240 Hz |
| HDR Peak Brightness | 400 nits | 1000 nits |
| Contrast Ratio | 1:1,000 | 1:1,000,000 |
All specifications
| Specification | AOC U27G4R 27" 2024 | Samsung Odyssey OLED G8 G80SD 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 | 160 Hz | 240 Hz (Better) |
| Variable Refresh Rate (VRR) | G-SYNC Compatible | FreeSync Premium Pro |
| Response Time | 0.5 ms MPRT | 0.0 ms GTG |
| HDR Certification | DisplayHDR 400 | DisplayHDR True Black 400 |
| SDR Brightness | 400 nits (Better) | 250 nits |
| HDR Peak Brightness | 400 nits | 1000 nits (Better) |
| Contrast Ratio | 1:1,000 | 1:1,000,000 (Better) |
| Ports | 2x HDMI · 1x DP · USB Hub | 2x HDMI · 1x DP · USB Hub |
| Color Gamut | sRGB 124.7% · DCI-P3 95.9% · Adobe RGB 93.4% (Better) | sRGB 100% · DCI-P3 99% · Adobe RGB 98% |
| Year | 2024 | 2024 |
Frequently Asked Questions
Which has better PPI: AOC U27G4R 27" or Samsung Odyssey OLED G8 G80SD 32"?
The AOC U27G4R 27" has 163 PPI compared to 140 PPI for the Samsung Odyssey OLED G8 G80SD 32".
Which has a closer optimal viewing distance?
The AOC U27G4R 27" requires 54cm vs 62cm for the Samsung Odyssey OLED G8 G80SD 32" to reach retina quality.
Related Comparisons
Alienware AW2725DF 27" 2024 · 110 PPI · 26.7" · 360 Hz
vs AOC U27G4R 27" 2024 · 163 PPI · 27" · 160 Hz
Alienware AW2725DF 27" 2024 · 110 PPI · 26.7" · 360 Hz
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 AOC U27G4R 27" 2024 · 163 PPI · 27" · 160 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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