LG OLED83G5WUA vs Samsung QN77S85FAEXZA
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Choosing between the LG OLED83G5WUA 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 OLED83G5WUA scores higher in video quality. The Samsung QN77S85FAEXZA leads in value, form factor, room fit. They score similarly in gaming performance, ease of use, future-proofing.
On the display side, the LG OLED83G5WUA uses a WOLED panel while the Samsung QN77S85FAEXZA uses QD-OLED, and screen sizes differ at 83" vs 77". OLED panels produce perfect blacks by turning pixels off entirely. QD-OLED adds a quantum dot layer for wider color. VA panels offer better contrast than IPS but narrower viewing angles. Mini-LED is a backlight technology applied to LCD panels, offering thousands of dimming zones for improved contrast. Bigger isn't always better — it depends on viewing distance. THX recommends a 36-degree viewing angle; SMPTE suggests 30 degrees minimum. Our viewing distance calculator helps find the sweet spot.
The Samsung QN77S85FAEXZA holds an advantage across more performance dimensions, but the LG OLED83G5WUA 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.
For most home theaters, the Samsung QN77S85FAEXZA is the stronger choice — it leads in 3 of 7 scored dimensions. The LG OLED83G5WUA makes more sense if you prioritize the 1 dimension where it leads.
Performance Overview
Scores based on specs and category benchmarks (0–100 scale)
LG 83" Class OLED evo AI G5 4K Smart TV 2025 with Supplied Wall Mount
Samsung S85F OLED TV 77-Inch 4K Smart in Graphite Black
Detailed Specifications
| Specification | ||
|---|---|---|
| Price | $5,299.99 | N/A |
| Screen Size | 83" | 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 | 4.2 | — |
| Dolby Atmos (Speakers) | Yes | Yes |
| HDMI Total Ports | 4 | 4 |
| HDMI 2.1 Ports | 4 | 4 |
| eARC Port | Yes | No |
| VESA Pattern | 400 x 400 | 400x300 |
| Processor | α11 AI Processor 4K Gen2 | NQ4 AI Gen2 Processor |
| Model Year | 2025 | — |
Key Differences
- Processor: LG OLED83G5WUA at α11 AI Processor 4K Gen2 vs Samsung QN77S85FAEXZA at NQ4 AI Gen2 Processor
- Series Name: LG OLED83G5WUA at G5 vs Samsung QN77S85FAEXZA at S85F
- USB Type: LG OLED83G5WUA at 3ea (v 2.0) vs Samsung QN77S85FAEXZA at 2 x USB-A
- Panel Type: LG OLED83G5WUA at WOLED vs Samsung QN77S85FAEXZA at QD-OLED. OLED panels produce perfect blacks by turning pixels off entirely. QD-OLED adds a quantum dot layer for wider color. VA panels offer better contrast than IPS but narrower viewing angles. Mini-LED is a backlight technology applied to LCD panels, offering thousands of dimming zones for improved contrast.
- HDR Formats: LG OLED83G5WUA at HDR10, Dolby Vision, HLG vs Samsung QN77S85FAEXZA at HDR10, HLG. Dolby Vision adds dynamic metadata that adjusts brightness scene-by-scene. HDR10 is the baseline. HDR10+ is Samsung's alternative to Dolby Vision.
Which Should You Choose?
Choose LG OLED83G5WUA if you want:
- + larger 83" screen for more immersive viewing
- + better depth (w/ stand)
Choose Samsung QN77S85FAEXZA if you want:
- + lighter weight for easier placement
- + lighter weight for easier placement
See Where These Rank
Check our editorial rankings to see how LG OLED83G5WUA and Samsung QN77S85FAEXZA compare to the rest of the field.
Best TV RankingsRelated Calculators
Specifications sourced from manufacturer datasheets and verified against retailer listings. Prices updated hourly from authorized retailers. Scoring uses our open methodology — products are never ranked, promoted, or suppressed based on affiliate commission rates.
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