LG UA77 Series 50UA7700PUB 50"
O processador Alpha 7 AI Gen8 aprimora brilho e detalhes com upscaling 4K e mapeamento dinâmico de tons, entregando uma imagem refinada em um painel LED Direct de 50 polegadas. O sistema webOS oferece acesso a mais de 300 canais gratuitos via LG Channels e garante atualizações de software por até 5 anos com o programa webOS Re:New. Esta TV é ideal para usuários de smart home e streaming que buscam uma experiência completa com assistentes de voz integrados e suporte a HDR10 Pro.
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Resumo
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
Prós
- Shockingly bright and vibrant picture for the price 97th
- webOS is genuinely one of the best smart TV platforms, with a 5-year update promise 80th
- Alpha 7 processor makes a real difference in upscaling content 75th
- Solid connectivity with eARC, Bluetooth 5.1, and Apple AirPlay
Contras
- 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
O que dizem os donos
The Word on the Street
Como a opinião dos donos mudou ao longo do tempo
ExclusivoCom base em quando os clientes realmente escreveram suas avaliações - para ver se os elogios iniciais se mantiveram.
- Q2 202678/100
Buyers in Q2 2026 praised the TV's picture quality, value, and easy setup, but some noted issues with flimsy build, missing instructions, remote problems, and a few defects.
- Picture quality is excellent, with crisp 4K and good upscaling, often exceeding expectations for the price.
- Great value for the price; many buyers feel it's a solid budget option for bedrooms or secondary rooms.
- Setup is generally easy, but some buyers found instructions lacking, especially for wall mounting and initial setup.
- A few reports of defects: one remote stopped working after 10 days, and another unit had no remote included.
- Q1 202688/100
Buyers in Q1 2026 praised the TV's picture quality, value, and easy setup. Some noted average sound and minor issues with mounting or smart TV defaults.
- Picture quality is consistently praised as sharp, clear, and vibrant, with good color and 4K upscaling.
- Great value for the price, with many noting it's a solid entry-level 4K TV that punches above its weight.
- Sound quality is decent but often described as needing a soundbar for better immersion; some found it just okay.
- Mounting can be tricky due to unusual hole placement or difficult brackets, making wall installation time-consuming for some.
- Q4 202578/100
Buyers in Q4 2025 generally praised the TV's picture quality, value, and ease of setup, but several reported issues with sound, remote design, and reliability, including audio glitches and warranty problems.
- Picture quality is consistently praised as clear, bright, and vivid, with many noting great value for the price.
- Several reports of audio issues, including garbled sound requiring restart and no sound on open-box units, plus tinny speakers.
- Remote control design criticized for small, unlit buttons and awkward navigation, though some find it acceptable.
- Reliability concerns: audio glitches after months, warranty delays, and software annoyances like ads and volume inconsistencies.
- Q3 202578/100
Buyers praised the TV's picture quality, color, and value, often calling it great for the price. However, several noted slow webOS performance, poor sound, and setup or connectivity frustrations.
- Picture quality and color are frequently praised as crisp, clear, and natural, often exceeding expectations for the price.
- Value for money is a common highlight, with many calling it a great budget 4K TV for bedrooms or secondary rooms.
- WebOS interface is slow and laggy, with slow app loading and navigation, leading some to recommend external streaming devices.
- Sound quality is inconsistent: some find it acceptable or good, while others describe it as tinny or awful, needing a soundbar.
Com base em 209 avaliações de clientes datadas, agrupadas por trimestre civil. A análise por período está em inglês.
As provas
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 | FreeSync, VRR |
| 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 |
| Surround Sound | Virtual Surround Sound, Dolby Digital |
| 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" | Samsung QN990F | Sony BRAVIA 9 K85XR90 | TCL QM8K Series 75QM8K | Hisense U8 Series 65U8QG | Roku Pro Series 55R8C5 |
|---|---|---|---|---|---|---|
| Screen Size | 50 | 75 | 85 | 75 | 65 | 55 |
| Resolution | 3840x2160 | 7680x4320 | 3840x2160 | 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 | HDR10, HDR10+, HLG | HDR10, HLG, Dolby Vision | Dolby Vision, HDR 10, HDR 10+, Hybrid Log-Gamma (HLG) | Dolby Vision, HDR 10+, HDR 10, Hybrid Log-Gamma (HLG) | Dolby Vision, HDR 10+, Hybrid Log-Gamma (HLG) |
| Smart Platform | webOS | Tizen | Google TV | Google TV | Google TV | Roku TV |
| Dolby Vision | false | false | true | 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 |
| Produto | HDR | Audio | Smart | Jogos | Display | User Sentiment | Connectivity | Prova social | Affordability | Picture Quality |
|---|---|---|---|---|---|---|---|---|---|---|
| LG UA77 Series 50UA7700PUB 50" | 60.6 | 56.8 | 97.3 | 50.1 | 63.2 | 32.3 | 63.1 | 79.9 | 74.7 | 36.2 |
| Samsung QN990F Compare | 82.6 | 99.8 | 92.6 | 88.4 | 99.6 | 84.4 | 99.9 | 99.6 | 12.5 | 83.5 |
| Sony BRAVIA 9 K85XR90 Compare | 86.4 | 97.5 | 90.9 | 78.6 | 95.1 | 73.2 | 92.9 | 86.7 | 12.2 | 78.2 |
| TCL QM8K Series 75QM8K Compare | 90.3 | 93 | 98.8 | 93.4 | 89.6 | 84.4 | 92.9 | 86.7 | 33.2 | 99.4 |
| Hisense U8 Series 65U8QG Compare | 90.3 | 97.7 | 95.4 | 96.5 | 83.9 | 84.4 | 86.3 | 74.3 | 36 | 98.8 |
| Roku Pro Series 55R8C5 Compare | 74.7 | 86 | 84.4 | 88.4 | 76.2 | 94.6 | 92.9 | 93.5 | 57.2 | 36.2 |
Preço
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.
Saiba mais
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.
