LG UA77 Series 50UA7700PUB 50"
El procesador Alpha 7 AI Gen8 mejora el detalle y el brillo mediante Dynamic Tone Mapping, ofreciendo un rendimiento de imagen sólido para un panel Direct LED 4K. La plataforma webOS incluye más de 300 canales gratuitos con LG Channels y el programa Re:New garantiza 5 años de actualizaciones del sistema, una ventaja clave en este rango de precio. Este televisor es ideal para usuarios de hogares inteligentes y streaming casual que buscan una experiencia cinematográfica básica con Filmmaker Mode sin invertir en hardware premium.
Resumen
The 30-Second Version
A bright, easy-to-use 4K TV with a fantastic smart platform, held back by a just-okay picture and some annoying software quirks. Buy it for the webOS experience, not for cinematic picture quality.
Pros & Cons
Ventajas
- Shockingly bright and vibrant picture for the price 98th
- webOS is genuinely one of the best smart TV platforms, with a 5-year update promise 81st
- Alpha 7 processor makes a real difference in upscaling content 66th
- Solid connectivity with eARC, Bluetooth 5.1, and Apple AirPlay
Desventajas
- Picture quality is just average, with noticeable motion blur and grainy scenes
- Software setup can be a headache, especially with LG account sign-in issues
- The 60Hz panel and lack of HDMI 2.1 limit it for serious gaming
- Voice guidance and confusing menu settings frustrate a lot of new owners
Opinión de los propietarios
The Word on the Street
Cómo cambió la opinión de los propietarios con el tiempo
ExclusivaSegún cuándo escribieron realmente sus opiniones los clientes, para ver si los elogios iniciales se mantuvieron.
- Q2 202682/100
Buyers praise the picture, value, and easy setup. Some mention cheap build, remote learning curve, and connectivity issues.
- Great picture quality and color, frequently called excellent or amazing.
- Excellent value for the price, many say it's a great deal.
- Remote considered too busy or lacking instructions, hard to learn.
- Some reports of flimsy plastic build and connectivity issues on power-on.
- Q1 202689/100
Buyers praise the picture quality, ease of setup, and value for the price. Some note minor issues with default Google settings, remote setup, and mount compatibility.
- Picture quality is sharp, colors are natural, and HDR10 enhances gaming and streaming.
- Easy setup and intuitive webOS platform with quick app loading.
- Great value for money, especially for entry-level 4K and casual use.
- Some buyers cite confusing setup directions, default Google settings, or difficult mount holes.
- Q4 202568/100
Reviews are mostly positive praising picture quality and value, but significant complaints about audio issues, warranty problems, and poor remote design pull the score down.
- Picture quality is clear, bright, and vibrant; great value for the price.
- Audio fails, goes garbled or is tinny; several buyers needed a soundbar.
- Remote is small, unlit, and has poorly placed buttons; makes night use hard.
- Warranty and customer service complaints; slow or poor support from LG.
- Q3 202575/100
Buyers praised the TV's picture quality and value for the price. However, frustrations with slow WebOS performance, setup complexity, remote control issues, and poor sound quality were recurring negatives.
- Excellent picture quality, bright and crisp, with good contrast and natural colors.
- WebOS is slow and unresponsive; slow loading times and laggy navigation frustrate many users.
- Setup and user experience complicated by voice guidance, remote pairing, and LG account login issues.
- Sound quality is poor (tinny, weak); several reviewers recommend or feel forced to buy a sound bar.
Basado en 209 opiniones de clientes con fecha, agrupadas por trimestre natural. El análisis por periodo está en inglés.
Las pruebas
Performance
The Alpha 7 AI Processor Gen8 is the quiet hero here. It handles 4K upscaling better than we expected for a set in this class, making even standard definition streams look passable on the 50-inch screen. What surprised us most was the brightness. For a direct-lit LED without fancy mini-LED tech, it gets vibrant enough to fight off glare in a moderately lit room. The 60Hz panel and lack of HDMI 2.1 are the obvious giveaways that this isn't a gaming monster, but FreeSync and VRR support at least keep casual gaming smooth and tear-free.
Specifications
Full Specifications
Display
| Size | 50" |
| Resolution | 4K |
| Panel Type | LED |
| Backlight | Direct LED |
| Aspect Ratio | 16:9 |
| Curved | No |
Picture Quality
| Color Gamut | Not Specified by Manufacturer |
| Motion Tech | Dynamic Tone Mapping |
| Processor | Alpha 7 AI Processor Gen8 |
HDR
| HDR Formats | HDR10, HLG |
| Dolby Vision | No |
| HDR10+ | No |
| HLG | Yes |
Gaming
| Refresh Rate | 60 Hz |
| VRR | FreeSync, VRR |
| ALLM | Yes |
| Game Mode | Yes |
Smart TV
| Platform | webOS |
| Voice Assistant | Apple AirPlay, Works with Alexa, Alexa Built-in, Works with Google Assistant, LG ThinQ |
| Screen Mirroring | Apple AirPlay 2, Google Cast |
| Works With | Amazon Alexa, Google Home, Apple Home |
Audio
| Speaker Config | 2 |
| Dolby Atmos | No |
| eARC | Yes |
Connectivity
| HDMI Ports | 3 |
| HDMI Version | 2 |
| USB Ports | 2 |
| Wi-Fi | Wi-Fi 5 |
| Bluetooth | 5.1 |
| Ethernet | Yes |
| Optical Audio | Yes |
| VESA Mount | 200x300 |
Power & Size
| Power | 102 |
| Energy Star | No |
| Annual Energy | 189 |
| Weight | 8.3 kg / 18.3 lbs |
vs Competition
The TCL QM7L Series is the direct threat here, often offering a brighter picture with better contrast thanks to its mini-LED backlight, usually for similar money. If you're even slightly serious about gaming, the Hisense QD7 Series with its higher refresh rate is the smarter pick. The LG fights back with a cleaner smart TV experience and that 5-year webOS update guarantee, which is a big deal if you hate your TV feeling obsolete. For pure streaming and ease of use, the LG holds its own, but the TCL and Hisense win on raw picture performance.
| Spec | LG UA77 Series 50UA7700PUB 50" | Sony BRAVIA 9 K85XR90 | Samsung Neo QLED QN900F | TCL QM7K Series 75QM7K | Hisense U8 Series 85U8QG | SYLVOX Cinema Pro Series OQHTA3KHHK |
|---|---|---|---|---|---|---|
| Screen Size | 50 | 85 | 65 | 75 | 85 | 110 |
| Resolution | 3840x2160 | 3840x2160 | 7680x4320 | 3840x2160 | 3840x2160 | 3840x2160 |
| Panel Type | LED | Mini-LED | Mini-LED | Mini-LED | Mini-LED | QLED |
| Refresh Rate | 60 | 120 | 120 | 144 | 165 | 120 |
| Hdr | HDR10, HLG | HDR 10, Hybrid Log-Gamma (HLG), Dolby Vision | HDR10, HDR10+, HLG | Dolby Vision, HDR 10+, HDR 10, Hybrid Log-Gamma (HLG) | Dolby Vision, HDR 10+, HDR 10, Hybrid Log-Gamma (HLG) | HDR 10 |
| Smart Platform | webOS | Google TV | Tizen | Google TV | Google TV | Google TV |
| Dolby Vision | false | true | false | true | true | true |
| Dolby Atmos | false | true | true | true | true | true |
| Hdmi Version | 2.0 | 2.1 | 2.1 | 2.1 | 2.1 | 2.1 |
| Compare | Compare | Compare | Compare | Compare |
| Producto | HDR | Audio | Smart | Gaming | Display | User Sentiment | Connectivity | Valoración social | Picture Quality |
|---|---|---|---|---|---|---|---|---|---|
| LG UA77 Series 50UA7700PUB 50" | 64.2 | 46.7 | 97.7 | 49.7 | 66 | 28.9 | 64.2 | 81.2 | 36.2 |
| Sony BRAVIA 9 K85XR90 Compare | 77 | 97.2 | 92.2 | 78.8 | 94.7 | 66.9 | 92.9 | 87.4 | 78.6 |
| Samsung Neo QLED QN900F Compare | 85.4 | 99.2 | 93.8 | 88.5 | 99.3 | 0 | 96.7 | 99.6 | 78.6 |
| TCL QM7K Series 75QM7K Compare | 91.6 | 91 | 97.7 | 93.1 | 89.7 | 0 | 89.2 | 87.4 | 97 |
| Hisense U8 Series 85U8QG Compare | 91.6 | 98.3 | 96.1 | 94.9 | 94.7 | 0 | 86.4 | 75.9 | 99.5 |
| SYLVOX Cinema Pro Series OQHTA3KHHK Compare | 46.3 | 82.4 | 60 | 76.1 | 91.8 | 0 | 75.2 | 10 | 98.6 |
Precio
Value & Pricing
This is a tricky one. The price swings from $121 to a baffling $17,305 across vendors, which tells you to shop carefully. At the low end, it's a steal for a 50-inch 4K smart TV from a major brand. At the high end, you're being robbed. If you can snag it for under $400, it's a great value for a secondary room or a first apartment. Just don't pay a premium for it.
Amazon 1 oferta Desde 201.451 JPY
Seguimos los precios de este producto desde el 21 oct 2026. El gráfico aparecerá cuando tengamos más datos.
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Overview
The LG UA77 Series is the TV you buy when you want a smart, reliable screen without overthinking it. It's not going to blow your mind with deep blacks or blazing refresh rates, but for everyday streaming and casual viewing, it nails the basics. The real story here is the webOS platform and that Alpha 7 AI processor, which do a solid job upscaling older content and keeping the interface snappy. Just know you're buying a very good budget-friendly 4K TV, not a home theater revolution.
Common Questions
Q: Is this TV good for gaming with a PS5 or Xbox Series X?
It's fine for casual gaming. You get VRR and ALLM to keep things smooth, but the 60Hz panel means you're capped at 60fps. You won't get the 120Hz modes those consoles can output, so serious gamers should look at a 120Hz set like the Hisense QD7.
Q: Can I use this TV without creating an LG account?
You can use it as a basic display, but you'll need an LG account to download apps and get the full smart TV experience. This is a common pain point, and the sign-in process can be glitchy, so be prepared for a bit of a fight during setup.
Q: How is the sound quality on the built-in speakers?
Surprisingly decent for a flat TV. It gets plenty loud and clear for a medium-sized room. You'll still want a soundbar for movies, but for everyday news and sitcoms, the 2.0 channel setup does the job better than most.
Who Should Skip This
If you're looking for deep blacks, high contrast, or a true home theater experience, this isn't it. The direct-lit LED panel can't compete with even a budget QLED or OLED. Go get a TCL QM7L or save up for an LG C-series OLED instead. This TV is for bright rooms and streaming, not dark-room movie nights.
Verdict
The LG UA77 is a solid, dependable 4K TV that's perfect for a bedroom or a living room where you just want to watch Netflix without a fuss. The picture won't win awards, and the initial setup can test your patience, but once it's running, the smart platform is excellent and the image is more than good enough for daily use. If you find it at a good price, it's an easy recommendation for non-gamers who value a polished interface over peak picture quality.
