LG OLED65B5PUA vs Samsung QN77S85FAEXZA
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Choosing between the LG OLED65B5PUA and Samsung QN77S85FAEXZA? 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 OLED65B5PUA 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 OLED65B5PUA uses a WOLED panel while the Samsung QN77S85FAEXZA uses QD-OLED, and screen sizes differ at 65" vs 77". Panel technology significantly impacts contrast, color accuracy, and viewing angles.
The LG OLED65B5PUA holds an advantage across more performance dimensions, but the Samsung QN77S85FAEXZA 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 | $999.99 | N/A |
| Screen Size | 65" | 77" |
| Resolution | 4K | 4K |
| Panel Type | WOLED | QD-OLED |
| Backlight Type | none | none |
| Native Contrast Ratio | Infinite | Self-illuminating pixels |
| 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 | Yes |
| HDMI Total Ports | 4 | 4 |
| HDMI 2.1 Ports | 4 | 4 |
| eARC Port | Yes | No |
| VESA Pattern | 300x200 | 400x300 |
| Processor | α8 AI Processor 4K Gen2 | NQ4 AI Gen2 Processor |
| Model Year | — | — |
Key Differences
- Processor: LG OLED65B5PUA at α8 AI Processor 4K Gen2 vs Samsung QN77S85FAEXZA at NQ4 AI Gen2 Processor
- Series Name: LG OLED65B5PUA at B5 vs Samsung QN77S85FAEXZA at S85F
- USB Type: LG OLED65B5PUA at 2ea (v 2.0) vs Samsung QN77S85FAEXZA at 2 x USB-A
- Panel Type: LG OLED65B5PUA at WOLED vs Samsung QN77S85FAEXZA at QD-OLED
- HDR Formats: LG OLED65B5PUA at HDR10, Dolby Vision, HLG vs Samsung QN77S85FAEXZA at HDR10, HLG
Which Should You Choose?
Choose LG OLED65B5PUA if you want:
- + better depth (w/ stand)
- + lighter weight
- + lighter weight
- + lower power draw
Choose Samsung QN77S85FAEXZA if you want:
- + larger screen
See Where These Rank
Check our editorial rankings to see how LG OLED65B5PUA and Samsung QN77S85FAEXZA compare to the rest of the field.
Best TV Rankings
