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LG B4 65" vs Samsung QN85D 65"

Side-by-side comparison of viewing distance, PPI, and specifications

LG B4 65"

65" · 3840×2160 · OLED
Optimal Viewing Distance 1.3m
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Samsung QN85D 65"

65" · 3840×2160 · Mini-LED
Optimal Viewing Distance 1.3m
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Specification LG B4 65" 2024 Samsung QN85D 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 Mini-LED
Viewing Angle 178° 178°
Aspect Ratio 16:9 16:9
Refresh Rate 120 Hz 120 Hz
Variable Refresh Rate (VRR) FreeSync Premium FreeSync Premium Pro
Response Time 0.1 ms GTG (Better) 6 ms GTG
HDR Certification None None
SDR Brightness 374 nits 790 nits (Better)
HDR Peak Brightness 677 nits 1243 nits (Better)
Contrast Ratio 1:1,000,000 (Better) 1:5,500
Ports 4x HDMI · 0x DP 4x HDMI · 0x DP
Color Gamut sRGB 100% · DCI-P3 99% · Adobe RGB 97% (Better) sRGB 99% · DCI-P3 94% · Adobe RGB 87%
Year 2024 2024

Summary

Frequently Asked Questions

Which has better PPI: LG B4 65" or Samsung QN85D 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).

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