LG G4 65" vs Samsung S90D 65"
Side-by-side comparison of viewing distance, PPI, and specifications
Advantages of LG G4 65"
| Specification | LG G4 65" | Samsung S90D 65" |
|---|---|---|
| SDR Brightness | 361 nits | 250 nits |
Advantages of Samsung S90D 65"
| Specification | LG G4 65" | Samsung S90D 65" |
|---|---|---|
| HDR Peak Brightness | 1488 nits | 1500 nits |
| Color Gamut | sRGB 100% · DCI-P3 96.6% · Adobe RGB 95% | sRGB 100% · DCI-P3 98% · Adobe RGB 97% |
Identical
| Specification | LG G4 65" | Samsung S90D 65" |
|---|---|---|
| Screen Size | 65" | 65" |
| Resolution | 3840×2160 | 3840×2160 |
| Pixel Density (PPI) | 68 | 68 |
| Optimal Viewing Distance | 1.3m | 1.3m |
| Panel Type | OLED | QD-OLED |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 16:9 | 16:9 |
| Refresh Rate | 144 Hz | 144 Hz |
| Variable Refresh Rate (VRR) | FreeSync Premium | FreeSync Premium Pro |
| Response Time | 0.1 ms GTG | 0.1 ms GTG |
| HDR Certification | None | None |
| Contrast Ratio | 1:1,000,000 | 1:1,000,000 |
| Ports | 4x HDMI | 4x HDMI |
| Year | 2024 | 2024 |
Summary
Sharpness: identical
Both screens are retina at 250cm with identical pixel density (68 PPI). No difference in sharpness.
Brightness: advantage LG G4 65"
The LG G4 65" is 44% brighter in SDR (361 vs 250 nits), a noticeable difference for outdoor readability. HDR peak: 1488 vs 1500 nits.
All specifications
| Specification | LG G4 65" 2024 | Samsung S90D 65" 2024 |
|---|---|---|
| Screen Size | 65" | 65" |
| Resolution | 3840×2160 | 3840×2160 |
| Pixel Density (PPI) | 68 | 68 |
| Optimal Viewing Distance | 1.3m | 1.3m |
| Panel Type | OLED | QD-OLED |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 16:9 | 16:9 |
| Refresh Rate | 144 Hz | 144 Hz |
| Variable Refresh Rate (VRR) | FreeSync Premium | FreeSync Premium Pro |
| Response Time | 0.1 ms GTG | 0.1 ms GTG |
| HDR Certification | None | None |
| SDR Brightness | 361 nits (Better) | 250 nits |
| HDR Peak Brightness | 1488 nits | 1500 nits (Better) |
| Contrast Ratio | 1:1,000,000 | 1:1,000,000 |
| Ports | 4x HDMI | 4x HDMI |
| Color Gamut | sRGB 100% · DCI-P3 96.6% · Adobe RGB 95% | sRGB 100% · DCI-P3 98% · Adobe RGB 97% (Better) |
| Year | 2024 | 2024 |
Frequently Asked Questions
Which has better PPI: LG G4 65" or Samsung S90D 65"?
Both have 68 PPI.
Which has a closer optimal viewing distance?
Both require 1.3m for retina quality.
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).
Last updated:
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