Samsung S90D 55" vs Sony BRAVIA 8 II 65"
Side-by-side comparison of viewing distance, PPI, and specifications
Category Ranking
Pixel Density (PPI)28in category
Samsung S90D 55"80 PPI #2
Sony BRAVIA 8 II 65"68 PPI #8
57 PPI118 PPI
HDR Peak Brightness28in category
Samsung S90D 55"1500 nits #17
Sony BRAVIA 8 II 65"1700 nits #13
677 nits5000 nits
DCI-P3 Color Gamut28in category
Samsung S90D 55"98% #13
Sony BRAVIA 8 II 65"99% #4
94%100%
Refresh Rate
Samsung S90D 55"144 Hz
Sony BRAVIA 8 II 65"120 Hz
StandardHighUltra
Summary
- Sharpness: no visible difference — Both screens exceed the retina threshold at 250cm. The Samsung S90D 55" has 18% higher pixel density (80 vs 68 PPI), but this only becomes visible below 109cm.
- Brightness: comparable — Both screens offer similar brightness (250 vs 235 nits SDR). Neither has a meaningful advantage for outdoor use.
Key Differences
| Specification | Samsung S90D 55" | Sony BRAVIA 8 II 65" |
|---|---|---|
| Pixel Density (PPI) | 80 | 68 |
| Optimal Viewing Distance | 1.1m | 1.3m |
| Refresh Rate | 144 Hz | 120 Hz |
| SDR Brightness | 250 nits | 235 nits |
| Screen Size | 55" | 65" |
| HDR Peak Brightness | 1500 nits | 1700 nits |
| Color Gamut | sRGB 100% · DCI-P3 98% · Adobe RGB 97% | sRGB 100% · DCI-P3 99% · Adobe RGB 99% |
| Year | 2024 | 2025 |
All specifications
| Specification | Samsung S90D 55" 2024 | Sony BRAVIA 8 II 65" 2025 |
|---|---|---|
| Screen Size | 55" | 65" (Better) |
| Resolution | 3840×2160 | 3840×2160 |
| Pixel Density (PPI) | 80 (Better) | 68 |
| Optimal Viewing Distance | 1.1m (Better) | 1.3m |
| Panel Type | QD-OLED | QD-OLED |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 16:9 | 16:9 |
| Refresh Rate | 144 Hz (Better) | 120 Hz |
| Variable Refresh Rate (VRR) | FreeSync Premium Pro | None |
| Response Time | 0.1 ms GTG | 0.1 ms GTG |
| HDR Certification | None | None |
| SDR Brightness | 250 nits (Better) | 235 nits |
| HDR Peak Brightness | 1500 nits | 1700 nits (Better) |
| Contrast Ratio | 1:1,000,000 | 1:1,000,000 |
| Ports | 4x HDMI | 4x HDMI |
| Color Gamut | sRGB 100% · DCI-P3 98% · Adobe RGB 97% | sRGB 100% · DCI-P3 99% · Adobe RGB 99% (Better) |
| Year | 2024 | 2025 (Better) |
Frequently Asked Questions
Which has better PPI: Samsung S90D 55" or Sony BRAVIA 8 II 65"?
The Samsung S90D 55" has 80 PPI compared to 68 PPI for the Sony BRAVIA 8 II 65".
Which has a closer optimal viewing distance?
The Samsung S90D 55" requires 1.1m vs 1.3m for the Sony BRAVIA 8 II 65" to reach retina quality.
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vs Samsung S90D 55" 2024 · 80 PPI · 55" · 144 Hz
Hisense U7N 75" 2024 · 59 PPI · 75" · 144 Hz
vs Sony BRAVIA 8 II 65" 2025 · 68 PPI · 65" · 120 Hz
Hisense U8N 55" 2024 · 80 PPI · 55" · 144 Hz
vs Samsung S90D 55" 2024 · 80 PPI · 55" · 144 Hz
Hisense U8N 55" 2024 · 80 PPI · 55" · 144 Hz
vs Sony BRAVIA 8 II 65" 2025 · 68 PPI · 65" · 120 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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