Hisense 75U7N vs Samsung QN77S84FAEXZA
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Choosing between the Hisense 75U7N and Samsung QN77S84FAEXZA? Both compete in the TV segment. Here’s how they compare across the specs that matter most for your home theater.
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Looking at overall performance dimensions: The Hisense 75U7N scores higher in value, video quality, form factor, room fit. The Samsung QN77S84FAEXZA leads in gaming performance, future-proofing. They score similarly in ease of use.
On the display side, the Hisense 75U7N uses a VA panel while the Samsung QN77S84FAEXZA uses QD-OLED, and screen sizes differ at 75" 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 Hisense 75U7N holds an advantage across more performance dimensions, but the Samsung QN77S84FAEXZA 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 Hisense 75U7N is the stronger choice — it leads in 4 of 7 scored dimensions. The Samsung QN77S84FAEXZA makes more sense if you prioritize the 2 dimensions where it leads.
Performance Overview
Scores based on specs and category benchmarks (0–100 scale)
Hisense 75U7N
Samsung S84F OLED TV 77-Inch 4K Smart with Vision AI in Graphite Black
Detailed Specifications
| Specification | ||
|---|---|---|
| Price | N/A | N/A |
| Screen Size | 75" | 77" |
| Resolution | 4K | 4K |
| Panel Type | VA | QD-OLED |
| Backlight Type | mini-LED | none |
| Native Contrast Ratio | — | Self-illuminating pixels |
| HDR Formats | HDR10+, HDR10, Dolby Vision, HLG | HDR10, HLG |
| Refresh Rate | 144Hz | 120Hz |
| VRR | No | Yes |
| VRR Type | — | FreeSync Premium |
| ALLM | No | Yes |
| Smart OS | Google TV | Tizen |
| Speaker Config | — | — |
| Dolby Atmos (Speakers) | Yes | Yes |
| HDMI Total Ports | 4 | 4 |
| HDMI 2.1 Ports | 2 | 4 |
| eARC Port | No | No |
| VESA Pattern | 400x400 | 400x300 |
| Processor | — | NQ4 AI Gen2 Processor |
| Model Year | — | — |
Key Differences
- HDR Formats: Hisense 75U7N at HDR10+, HDR10, Dolby Vision, HLG vs Samsung QN77S84FAEXZA 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.
- Series Name: Hisense 75U7N at U7 vs Samsung QN77S84FAEXZA at S84F
- Panel Type: Hisense 75U7N at VA vs Samsung QN77S84FAEXZA 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.
- Smart OS: Hisense 75U7N at Google TV vs Samsung QN77S84FAEXZA at Tizen
- Audio Power: Hisense 75U7N at 40W vs Samsung QN77S84FAEXZA at 20W
Which Should You Choose?
Choose Hisense 75U7N if you want:
- + better refresh rate — 120 Hz provides noticeably smoother motion for sports and gaming
- + better native refresh rate
- + better audio power
- + lighter weight for easier placement
Choose Samsung QN77S84FAEXZA if you want:
- + larger 77" screen for more immersive viewing
- + better hdmi 2.1 ports — hDMI 2
- + better depth (w/ stand)
- + lighter weight for easier placement
See Where These Rank
Check our editorial rankings to see how Hisense 75U7N and Samsung QN77S84FAEXZA 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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