LG OLED55B5PUA vs Samsung QN75Q8FAAFXZA
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Choosing between the LG OLED55B5PUA and Samsung QN75Q8FAAFXZA? Both compete in the TV segment. Here’s how they compare across the specs that matter most for your home theater.
Looking at overall performance dimensions: The LG OLED55B5PUA scores higher in value, video quality, form factor, room fit. They score similarly in gaming performance, ease of use, future-proofing.
On the display side, the LG OLED55B5PUA uses a WOLED panel while the Samsung QN75Q8FAAFXZA uses VA, and screen sizes differ at 55" vs 75". Panel technology significantly impacts contrast, color accuracy, and viewing angles.
The LG OLED55B5PUA holds an advantage across more performance dimensions, but the Samsung QN75Q8FAAFXZA may still be the better pick depending on which specs matter most to your setup. See the detailed comparison table below for the full breakdown.
Performance Overview
Scores based on specs and category benchmarks (0–100 scale)
Detailed Specifications
| Specification | ||
|---|---|---|
| Price | $899.99 | N/A |
| Screen Size | 55" | 75" |
| Resolution | 4K | 4K |
| Panel Type | WOLED | VA |
| Backlight Type | none | direct-lit |
| Native Contrast Ratio | Infinite | Dual LED |
| HDR Formats | HDR10, Dolby Vision, HLG | HDR10, HLG |
| Refresh Rate | 120Hz | 120Hz |
| VRR | Yes | Yes |
| VRR Type | FreeSync+G-Sync | FreeSync Premium |
| ALLM | Yes | Yes |
| Smart OS | webOS | Tizen |
| Speaker Config | 2.0 | — |
| Dolby Atmos (Speakers) | Yes | No |
| HDMI Total Ports | 4 | 4 |
| HDMI 2.1 Ports | 4 | 4 |
| eARC Port | Yes | No |
| VESA Pattern | 300x200 | 400x400 |
| Processor | α8 AI Processor 4K Gen2 | Q4 AI Processor |
| Model Year | — | — |
Key Differences
- Processor: LG OLED55B5PUA at α8 AI Processor 4K Gen2 vs Samsung QN75Q8FAAFXZA at Q4 AI Processor
- USB Type: LG OLED55B5PUA at 2ea (v 2.0) vs Samsung QN75Q8FAAFXZA at 2 x USB-A
- Depth (w/ Stand): LG OLED55B5PUA at 9.3" vs Samsung QN75Q8FAAFXZA at 1"
- Panel Type: LG OLED55B5PUA at WOLED vs Samsung QN75Q8FAAFXZA at VA
- HDR Formats: LG OLED55B5PUA at HDR10, Dolby Vision, HLG vs Samsung QN75Q8FAAFXZA at HDR10, HLG
Which Should You Choose?
Choose LG OLED55B5PUA if you want:
- + better native refresh rate
- + lighter weight
- + lighter weight
- + lower power draw
Choose Samsung QN75Q8FAAFXZA if you want:
- + larger screen
- + better depth (w/ stand)
See Where These Rank
Check our editorial rankings to see how LG OLED55B5PUA and Samsung QN75Q8FAAFXZA compare to the rest of the field.
Best TV Rankings
