LG UltraGear 45GX950A 45" vs Samsung Space 27"
Side-by-side comparison of viewing distance, PPI, and specifications
LG UltraGear 45GX950A 45"
44.5" · 5120×2160 · OLED
Optimal Viewing Distance 70cm
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| Specification | LG UltraGear 45GX950A 45" 2025 | Samsung Space 27" 2019 |
|---|---|---|
| Screen Size | 44.5" (Better) | 27" |
| Resolution | 5120×2160 (Better) | 2560×1440 |
| Pixel Density (PPI) | 125 (Better) | 109 |
| Optimal Viewing Distance | 70cm (Better) | 80cm |
| Panel Type | OLED | VA |
| Viewing Angle | 178° | 178° |
| Aspect Ratio | 21:9 | 16:9 |
| Refresh Rate | 165 Hz (Better) | 144 Hz |
| Variable Refresh Rate (VRR) | FreeSync Premium Pro | FreeSync |
| Response Time | 0.0 ms GTG (Better) | 4 ms GTG |
| HDR Certification | DisplayHDR True Black 400 | None |
| SDR Brightness | 275 nits (Better) | 250 nits |
| HDR Peak Brightness | 1300 nits (Better) | 250 nits |
| Contrast Ratio | 1:1,500,000 (Better) | 1:3,000 |
| Ports | 2x HDMI · 1x DP · USB-C · USB Hub | 1x HDMI · 1x DP |
| USB-C Power Delivery | 90 W | — |
| Color Gamut | sRGB 100% · DCI-P3 98% · Adobe RGB 94% (Better) | sRGB 97% |
| Year | 2025 (Better) | 2019 |
Summary
The LG UltraGear 45GX950A 45" has higher pixel density (125 PPI), making it sharper at close range.
The LG UltraGear 45GX950A 45" allows sitting closer (70cm) while maintaining retina quality.
The LG UltraGear 45GX950A 45" offers a larger 44.5" display for more immersive viewing.
Frequently Asked Questions
Which has better PPI: LG UltraGear 45GX950A 45" or Samsung Space 27"?
The LG UltraGear 45GX950A 45" has 125 PPI compared to 109 PPI for the Samsung Space 27".
Which has a closer optimal viewing distance?
The LG UltraGear 45GX950A 45" requires 70cm vs 80cm for the Samsung Space 27" to reach 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).
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