LG C4 65" vs LG G4 77"
Side-by-side comparison of viewing distance, PPI, and specifications
Category Ranking
Pixel Density (PPI)28in category
LG C4 65"68 PPI #8
LG G4 77"57 PPI #27
57 PPI118 PPI
HDR Peak Brightness28in category
LG C4 65"1049 nits #24
LG G4 77"1488 nits #20
677 nits5000 nits
DCI-P3 Color Gamut28in category
LG C4 65"98.7% #10
LG G4 77"96.6% #22
94%100%
Refresh Rate
LG C4 65"144 Hz
LG G4 77"144 Hz
StandardHighUltra
Summary
- Sharpness: no visible difference — Both screens exceed the retina threshold at 250cm. The LG C4 65" has 19% higher pixel density (68 vs 57 PPI), but this only becomes visible below 129cm.
- Brightness: advantage LG G4 77" — The LG G4 77" is 22% brighter in SDR (361 vs 296 nits), a noticeable difference for outdoor readability. HDR peak: 1488 vs 1049 nits.
Key Differences
| Specification | LG C4 65" | LG G4 77" |
|---|---|---|
| Pixel Density (PPI) | 68 | 57 |
| Optimal Viewing Distance | 1.3m | 1.5m |
| Color Gamut | sRGB 100% · DCI-P3 98.7% · Adobe RGB 96% | sRGB 100% · DCI-P3 96.6% · Adobe RGB 95% |
| Screen Size | 65" | 77" |
| SDR Brightness | 296 nits | 361 nits |
| HDR Peak Brightness | 1049 nits | 1488 nits |
All specifications
| Specification | LG C4 65" 2024 | LG G4 77" 2024 |
|---|---|---|
| Screen Size | 65" | 77" (Better) |
| Resolution | 3840×2160 | 3840×2160 |
| Pixel Density (PPI) | 68 (Better) | 57 |
| Optimal Viewing Distance | 1.3m (Better) | 1.5m |
| Panel Type | OLED | 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 |
| Response Time | 0.1 ms GTG | 0.1 ms GTG |
| HDR Certification | None | None |
| SDR Brightness | 296 nits | 361 nits (Better) |
| HDR Peak Brightness | 1049 nits | 1488 nits (Better) |
| Contrast Ratio | 1:1,000,000 | 1:1,000,000 |
| Ports | 4x HDMI | 4x HDMI |
| Color Gamut | sRGB 100% · DCI-P3 98.7% · Adobe RGB 96% (Better) | sRGB 100% · DCI-P3 96.6% · Adobe RGB 95% |
| Year | 2024 | 2024 |
Frequently Asked Questions
Which has better PPI: LG C4 65" or LG G4 77"?
The LG C4 65" has 68 PPI compared to 57 PPI for the LG G4 77".
Which has a closer optimal viewing distance?
The LG C4 65" requires 1.3m vs 1.5m for the LG G4 77" to reach retina quality.
Related Comparisons
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vs LG C4 65" 2024 · 68 PPI · 65" · 144 Hz
Hisense U7N 75" 2024 · 59 PPI · 75" · 144 Hz
vs LG G4 77" 2024 · 57 PPI · 77" · 144 Hz
Hisense U8N 55" 2024 · 80 PPI · 55" · 144 Hz
vs LG C4 65" 2024 · 68 PPI · 65" · 144 Hz
Hisense U8N 55" 2024 · 80 PPI · 55" · 144 Hz
vs LG G4 77" 2024 · 57 PPI · 77" · 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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