LG OLED77C6HUP vs Samsung QN75QN70FAFXZA
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Choosing between the LG OLED77C6HUP and Samsung QN75QN70FAFXZA? 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 OLED77C6HUP scores higher in value, video quality, form factor. The Samsung QN75QN70FAFXZA leads in room fit. They score similarly in gaming performance, ease of use, future-proofing.
On the display side, the LG OLED77C6HUP uses a WOLED panel while the Samsung QN75QN70FAFXZA uses VA, and screen sizes differ at 77" vs 75". 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 LG OLED77C6HUP holds an advantage across more performance dimensions, but the Samsung QN75QN70FAFXZA 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 LG OLED77C6HUP is the stronger choice — it leads in 3 of 7 scored dimensions. The Samsung QN75QN70FAFXZA makes more sense if you prioritize the 1 dimension where it leads.
Performance Overview
Scores based on specs and category benchmarks (0–100 scale)
Samsung QN75QN70FAFXZA
Detailed Specifications
| Specification | ||
|---|---|---|
| Price | $2,999.99 | N/A |
| Screen Size | 77" | 75" |
| Resolution | 4K | 4K |
| Panel Type | WOLED | VA |
| Backlight Type | none | mini-LED |
| Native Contrast Ratio | Infinite | Quantum Mini LED |
| HDR Formats | HDR10, Dolby Vision, HLG | HDR10, HLG |
| Refresh Rate | 120Hz | 120Hz |
| VRR | Yes | Yes |
| VRR Type | FreeSync+G-Sync | FreeSync |
| ALLM | Yes | Yes |
| Smart OS | webOS | Tizen |
| Speaker Config | 2.2 | — |
| 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 | α11 AI Processor 4K Gen3 | NQ4 AI Gen2 Processor |
| Model Year | 2026 | — |
Key Differences
- HDMI Max Input Rate: LG OLED77C6HUP at 4K@165Hz vs Samsung QN75QN70FAFXZA at 4K 144Hz (for HDMI 1/2/3/4)
- Processor: LG OLED77C6HUP at α11 AI Processor 4K Gen3 vs Samsung QN75QN70FAFXZA at NQ4 AI Gen2 Processor
- Series Name: LG OLED77C6HUP at C6 vs Samsung QN75QN70FAFXZA at QN70F
- USB Type: LG OLED77C6HUP at 2ea (v 2.0) vs Samsung QN75QN70FAFXZA at 2 x USB-A
- Panel Type: LG OLED77C6HUP at WOLED vs Samsung QN75QN70FAFXZA at VA. 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.
Which Should You Choose?
Choose LG OLED77C6HUP if you want:
- + larger 77" screen for more immersive viewing
- + better audio power
- + better depth (w/ stand)
- + lighter weight for easier placement
See Where These Rank
Check our editorial rankings to see how LG OLED77C6HUP and Samsung QN75QN70FAFXZA compare to the rest of the field.
Best TV RankingsRelated Calculators
Specifications sourced from manufacturer datasheets and verified against retailer listings. Prices checked weekly from partner retailers — the retailer's site is the live source of truth. Scoring uses our open methodology — products are never ranked, promoted, or suppressed based on affiliate commission rates.
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