LG B3 OLED77B3PUA 77-Inch OLED TV Review Cutting-Edge AI-Powered 4K Performance

  • Stunning picture quality with deep blacks and vibrant colors thanks to the self-lit OLED pixels, making every scene incredibly lifelike.
  • The 120Hz refresh rate ensures smooth motion, perfect for gaming, sports, or action-packed films.
  • Equipped with Dolby Vision and Dolby Atmos, it delivers a cinematic experience with immersive sound and vivid visuals.
  • AI-powered picture and sound enhancement automatically adjusts settings for optimal viewing, creating a tailored experience for every type of content.
  • Game-ready features like NVIDIA G-Sync and AMD FreeSync Premium provide seamless gameplay with minimal lag.
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Description

A Cinematic Experience at Home

The LG B3 Series 77-Inch OLED Smart TV (Model OLED77B3PUA) brought a whole new dimension to my living room setup. Right out of the box, the sleek 77-inch design impressed me. It’s thin and modern, blending beautifully into my space, whether mounted on the wall or resting on its stand. I often find myself just staring at the TV when it’s off—it’s that elegant. But design is nothing without performance, and this OLED TV delivers that in spades.

The self-lit OLED pixels are a game-changer. The blacks are truly black, not a washed-out gray that some LED screens try to pass off. Watching a dark movie scene feels like viewing it in a pitch-dark theater. The contrast and color accuracy blew me away when I streamed a nature documentary. Every shade, from the deepest ocean blues to the vibrant greens of a rainforest, popped in vivid detail.

Positives

There’s a lot to love about this OLED, but here are some of the key benefits I’ve noticed:

  • AI Picture with the a7 Gen6 Processor: The AI does an incredible job of enhancing both picture and sound. It’s like the TV knows exactly what I’m watching and adjusts accordingly.
  • Dolby Vision and Dolby Atmos: These features turn your living room into a mini-theater. The sound wraps around you, and the visuals make you feel like you’re part of the action.
  • Gaming Features: With NVIDIA G-Sync, AMD FreeSync Premium, and VRR, I didn’t experience any screen tearing or lag while gaming. The 0.1ms response time is a dream for fast-paced games.
  • WebOS 23 & Quick Cards: Grouping apps into categories like sports, movies, or fitness makes navigating much simpler.

An Immersive Gaming Setup

As someone who enjoys gaming in their free time, I was thrilled with how this TV handled high-intensity sessions. The 120Hz native refresh rate kept things buttery smooth, even during chaotic sequences in fast-paced games. I hooked up my console via one of the four HDMI 2.1 inputs, and the difference was night and day compared to my older TV. The Game Dashboard and Game Optimizer are intuitive, allowing me to tweak settings without disrupting gameplay.

I also tested cloud gaming, and while I was initially skeptical about the performance, the TV handled it like a champ. It’s clear that LG had gamers in mind when designing this OLED.

Areas for Improvement

While the LG OLED B3 is a remarkable piece of tech, there are a few less favorable aspects worth mentioning:

  • Brightness Levels: Under bright sunlight or in well-lit rooms, the screen struggles a bit. It’s not glaringly bad, but it’s noticeable compared to some competitors.
  • No Backlit Remote: The Magic Remote is great for navigation, but using it in a dark room can be frustrating without backlit keys.
  • Audio Without a Soundbar: While Dolby Atmos is impressive, the built-in speakers don’t quite deliver a full cinematic sound experience. A soundbar is almost essential.

The Smart Features

Navigating through content was a breeze with WebOS 23. The Magic Remote makes searching faster, and the over 300 free LG Channels provide an endless array of options. I liked the Quick Cards feature because it lets me organize apps into categories. For instance, I created a “Weekend Binge” card filled with Netflix, Hulu, and Prime Video.

Voice control through Alexa was another huge plus. I could simply ask the TV to search for my favorite shows without fumbling through endless menus. It’s small conveniences like this that make the experience feel seamless.

Alternative Offerings

When stacked against competing brands, this OLED TV holds its ground well. Compared to Sony’s A80K OLED, the picture quality is on par, but the LG edges ahead with its gaming features. However, Sony’s TV does offer better integrated sound, which makes it a stronger choice for those who don’t want to invest in a soundbar.

On the other hand, Samsung’s QLED lineup—like the QN90B—offers better brightness levels, making it a contender for brighter rooms. But Samsung’s QLED lacks the rich, deep blacks that the OLED technology delivers. It’s a trade-off depending on your priorities.

Affordable Quality

When considering the price to quality ratio, this TV feels like a solid investment. It’s not the cheapest option out there, but the features packed into this 77-inch beauty justify the price. The combination of Dolby Vision, OLED technology, and gaming capabilities means you’re getting a premium product. It’s perfect for someone who values an immersive experience, whether for movies, sports, or gaming.

Though there are TVs out there that might cost less, they often compromise on performance or features. I love that this model doesn’t make you choose—it gives you the best of everything. For someone like me, who uses their TV for a variety of activities, it feels like a worthwhile choice.

Additional information

Brand Name

LG

Item Weight

66.1 Pounds

Product Dimensions

10.6 x 67.8 x 41.1 inches

Item model number

OLED77B3PUA

Color Name

Black

Special Features

AI Picture, AI Upscaling, FILMMAKER MODE, Picture Processor, Dolby Vision, Dynamic Tone Mapping, Dimming Technology, HDR (High Dynamic Range)

Speaker Type

Built-In

Standing screen display size

77 Inches

Aspect Ratio

16:9

Voltage

120 Volts

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