Hisense U7N 75" vs LG C4 55"
Side-by-side comparison of viewing distance, PPI, and specifications
Category Ranking
Pixel Density (PPI)28in category
Hisense U7N 75"59 PPI #24
LG C4 55"80 PPI #2
57 PPI118 PPI
HDR Peak Brightness28in category
Hisense U7N 75"1500 nits #17
LG C4 55"1049 nits #24
677 nits5000 nits
DCI-P3 Color Gamut28in category
Hisense U7N 75"95% #25
LG C4 55"98.7% #10
94%100%
Refresh Rate
Hisense U7N 75"144 Hz
LG C4 55"144 Hz
StandardHighUltra
Summary
- Sharpness: no visible difference — Both screens exceed the retina threshold at 250cm. The LG C4 55" has 27% higher pixel density (80 vs 59 PPI), but this only becomes visible below 109cm.
- Brightness: advantage Hisense U7N 75" — The Hisense U7N 75" is 79% brighter in SDR (531 vs 296 nits), a noticeable difference for outdoor readability. HDR peak: 1500 vs 1049 nits.
Key Differences
| Specification | Hisense U7N 75" | LG C4 55" |
|---|---|---|
| Screen Size | 75" | 55" |
| SDR Brightness | 531 nits | 296 nits |
| HDR Peak Brightness | 1500 nits | 1049 nits |
| Pixel Density (PPI) | 59 | 80 |
| Optimal Viewing Distance | 1.5m | 1.1m |
| Response Time | 3 ms GTG | 0.1 ms GTG |
| Contrast Ratio | 1:4,976 | 1:1,000,000 |
| Color Gamut | sRGB 100% · DCI-P3 95% · Adobe RGB 88% | sRGB 100% · DCI-P3 98.7% · Adobe RGB 96% |
All specifications
| Specification | Hisense U7N 75" 2024 | LG C4 55" 2024 |
|---|---|---|
| Screen Size | 75" (Better) | 55" |
| Resolution | 3840×2160 | 3840×2160 |
| Pixel Density (PPI) | 59 | 80 (Better) |
| Optimal Viewing Distance | 1.5m | 1.1m (Better) |
| Panel Type | Mini-LED | OLED |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 16:9 | 16:9 |
| Refresh Rate | 144 Hz | 144 Hz |
| Variable Refresh Rate (VRR) | FreeSync Premium Pro | FreeSync Premium |
| Response Time | 3 ms GTG | 0.1 ms GTG (Better) |
| HDR Certification | None | None |
| SDR Brightness | 531 nits (Better) | 296 nits |
| HDR Peak Brightness | 1500 nits (Better) | 1049 nits |
| Contrast Ratio | 1:4,976 | 1:1,000,000 (Better) |
| Ports | 4x HDMI | 4x HDMI |
| Color Gamut | sRGB 100% · DCI-P3 95% · Adobe RGB 88% | sRGB 100% · DCI-P3 98.7% · Adobe RGB 96% (Better) |
| Year | 2024 | 2024 |
Frequently Asked Questions
Which has better PPI: Hisense U7N 75" or LG C4 55"?
The LG C4 55" has 80 PPI compared to 59 PPI for the Hisense U7N 75".
Which has a closer optimal viewing distance?
The LG C4 55" requires 1.1m vs 1.5m for the Hisense U7N 75" to reach retina quality.
Related Comparisons
Hisense U7N 75" 2024 · 59 PPI · 75" · 144 Hz
vs Hisense U8N 55" 2024 · 80 PPI · 55" · 144 Hz
Hisense U7N 75" 2024 · 59 PPI · 75" · 144 Hz
vs Hisense U8N 65" 2024 · 68 PPI · 65" · 144 Hz
Hisense U7N 75" 2024 · 59 PPI · 75" · 144 Hz
vs Hisense U8QG 65" 2025 · 68 PPI · 65" · 165 Hz
Hisense U7N 75" 2024 · 59 PPI · 75" · 144 Hz
vs LG B4 55" 2024 · 80 PPI · 55" · 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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