LG 55QNED75URA vs Samsung UN43CU7000FXZA
Prices updated hourly. Check retailer for current availability.
Choosing between the LG 55QNED75URA and Samsung UN43CU7000FXZA? 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 55QNED75URA scores higher in gaming performance, future-proofing. The Samsung UN43CU7000FXZA leads in value, video quality, form factor, room fit. They score similarly in ease of use.
On the display side, the LG 55QNED75URA uses a VA panel while the Samsung UN43CU7000FXZA uses LED, and screen sizes differ at 55" vs 43". 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 UN43CU7000FXZA holds an advantage across more performance dimensions, but the LG 55QNED75URA 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 UN43CU7000FXZA is the stronger choice — it leads in 4 of 7 scored dimensions. The LG 55QNED75URA makes more sense if you prioritize the 2 dimensions where it leads.
Performance Overview
Scores based on specs and category benchmarks (0–100 scale)
LG 55" Class QNED75 series LED 4K UHD Smart webOS 23 w/ ThinQ AI TV
Samsung UN43CU7000FXZA
Detailed Specifications
| Specification | ||
|---|---|---|
| Price | $699.99 | N/A |
| Screen Size | 55" | 43" |
| Resolution | 3840 x 2160 | 4K |
| Panel Type | VA | LED |
| Backlight Type | direct-lit | direct-lit |
| Native Contrast Ratio | — | Mega Contrast |
| HDR Formats | HDR10, HLG | HDR10, HDR10+, HLG |
| Refresh Rate | 60Hz | 60Hz |
| VRR | Yes | No |
| VRR Type | — | — |
| ALLM | Yes | Yes |
| Smart OS | webOS | Tizen |
| Speaker Config | 2.0 | ?Mechanism in TV that outputs audio. Down firing enhances bass by directing low-end toward ground. |
| Dolby Atmos (Speakers) | No | No |
| HDMI Total Ports | 4 | 3 |
| HDMI 2.1 Ports | 2 | 0 |
| eARC Port | Yes | No |
| VESA Pattern | — | ?Wall mount size standard (VESA) that supports extending, pivoting, or tilting the TV. |
| Processor | α5 AI Processor Gen6 | Crystal Processor 4K |
| Model Year | 2023 | 2023 |
Key Differences
- Resolution: LG 55QNED75URA at 3840 x 2160 vs Samsung UN43CU7000FXZA at 4K
- HDR Formats: LG 55QNED75URA at HDR10, HLG vs Samsung UN43CU7000FXZA at HDR10, 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: LG 55QNED75URA at QNED75 vs Samsung UN43CU7000FXZA at CU7000
- USB Type: LG 55QNED75URA at 2ea (v 2.0) vs Samsung UN43CU7000FXZA at 1
- Processor: LG 55QNED75URA at α5 AI Processor Gen6 vs Samsung UN43CU7000FXZA at Crystal Processor 4K
Which Should You Choose?
Choose LG 55QNED75URA if you want:
- + larger 55" screen for more immersive viewing
- + better hdmi total ports
- + better hdmi 2.1 ports — hDMI 2
Choose Samsung UN43CU7000FXZA if you want:
- + better depth (w/ stand)
- + lighter weight for easier placement
- + lighter weight for easier placement
See Where These Rank
Check our editorial rankings to see how LG 55QNED75URA and Samsung UN43CU7000FXZA 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.
Related Comparisons
CinemaConfig may receive compensation for purchases made at participating retailers linked on this site. This compensation does not affect what products or prices are displayed, or the order of prices listed. See our affiliate disclosure.