LG OLED77C3PUA 77" 4K OLED evo Smart TV

Name: LG OLED77C3PUA 77" 4K OLED evo Smart TV
Brand: LG
SKU: OLED77C3PUA

★★★★★4.5 (1856 reviews)

4KHDMI 2.1

A 77-inch OLED evo smart TV with 4K 120Hz, Dolby Vision, and dedicated gaming features for a cinematic home experience.

View price on Amazon

Affiliate Disclosure: Studio Supplies may earn a commission from qualifying purchases made through links on this page, at no additional cost to you. This helps support our editorial team.

Notice a mistake? Let Us Know

Overview

The LG OLED77C3PUA is a 77-inch 4K OLED evo smart TV that represents LG's most popular balance of performance and value in their OLED lineup. At the heart of the display is LG's OLED evo panel paired with the a9 AI Processor Gen6, which uses machine learning to analyze content in real time and optimize picture and sound settings scene by scene. The Brightness Booster technology pushes the OLED panel's luminance higher than previous generations, improving HDR highlight detail and overall visibility in rooms that aren't fully darkened. With Dolby Vision for HDR and Dolby Atmos for spatial audio decoding, the C3 handles premium content formats from every major streaming service.

For gaming, the C3 is exceptionally well equipped. The native 120Hz refresh rate combines with a 0.1ms response time to deliver smooth, responsive gameplay at 4K resolution. All four HDMI ports support the full HDMI 2.1 specification, including Variable Refresh Rate, Auto Low Latency Mode, and 4K at 120fps—a meaningful advantage over TVs that limit these features to one or two ports. NVIDIA G-Sync and AMD FreeSync Premium compatibility ensures tear-free performance regardless of your GPU or console. The Game Optimizer provides a centralized settings hub, and the near-borderless design means the 77-inch panel commands attention whether mounted on a wall or placed on a stand. Running webOS 23, the smart TV platform offers organized content discovery, voice control, and access to LG Channels' library of free streaming content, making this a comprehensive centerpiece for any living room or home theater.

Key Features

LG OLED EVO: The LG OLED evo is powered by the a9 AI Processor Gen6—made exclusively for LG OLED—for beautiful picture and performance. The Brightness Booster improves brightness so you get luminous picture and high contrast, even in well-lit rooms. AI-assisted deep learning analyzes what you're watching to choose the best picture and sound setting for your content..Frequency : 60 hertz

ULTRA SLIM DESIGN: The LG OLED evo C3 blends into the background with an almost invisible bezel for a seamless look. When you're finished watching, display paintings, photos and other content to blend the LG OLED evo C3 into your space.

WebOS 23 and LG CHANNELS: Less searching, more streaming, thanks to the next generation of AI technology. Enjoy your favorite content including fitness, sports, entertainment and more. With Quick Cards, group your favorite apps into categories and use the Magic Remote to easily find what you're looking for. Get instant access to over 300 free channels with LG Channels.*

DOLBY VISION plus HOME THEATER: Experience the magic of the big screen right from your couch. Every LG OLED comes loaded with Dolby Vision for extraordinary color, contrast and brightness, plus Dolby Atmos* for wrap-around sound. Land in the center of the action with LG's FILMMAKER MODE, allowing you to see films just as the director intended.

ULTIMATE GAMING: Packed with gaming features, the LG OLED evo C-Series comes with everything you need to win. Experience crisp, smooth imagery from a 0.1ms response time and native 120Hz refresh rate. All LG OLED TVs have NVIDIA G-Sync, AMD FreeSync Premium and VRR to further improve gaming quality. Four HDMI 2.1 inputs allow you to plug in all the devices you need. Whether you game on consoles or on the cloud,* the LG Game Dashboard and Game Optimizer put all the control at your fingertips.

Specifications

Brand

Model

OLED77C3PUA

Display Type

OLED evo

Screen Size

77 Inches

Resolution

4K (3840 x 2160)

Refresh Rate

120Hz

AI Processor

a9 AI Processor Gen6

HDR

Dolby Vision

Audio

Dolby Atmos

Smart TV Platform

webOS 23

Gaming Features

G-Sync, FreeSync Premium, VRR, 0.1ms Response Time

HDMI

4x HDMI 2.1

Connectivity

Bluetooth, Wi-Fi, USB, Ethernet, HDMI

Pros & Cons

👍 Pros

Self-lit OLED pixels deliver perfect blacks and infinite contrast that LCD TVs cannot match
77-inch screen size creates an immersive, cinema-scale viewing experience at home
Four HDMI 2.1 ports with 4K 120Hz support accommodate multiple gaming consoles and media devices simultaneously
Dolby Vision and Dolby Atmos support provide both premium picture and sound processing in one panel
0.1ms response time and G-Sync/FreeSync compatibility make it one of the most responsive large displays available for gaming

👎 Cons

77-inch OLED pricing places this TV in a premium category that is significantly more expensive than comparable LCD alternatives
OLED panels carry some risk of permanent burn-in with prolonged display of static elements like news tickers or game HUDs
Peak brightness, while improved with Brightness Booster, still falls short of the brightest mini-LED LCD TVs in direct sunlight conditions
The ultra-slim panel design limits built-in speaker quality, making a soundbar or external audio system a practical necessity
webOS does not support all streaming apps natively, and some users find LG's app store more limited than competing platforms

Frequently Asked Questions

What makes the C3's OLED evo panel different from a standard OLED?

The OLED evo panel in the C3 uses an improved light-emitting structure that produces higher peak brightness than standard OLED panels. Combined with LG's Brightness Booster technology, this means better HDR highlights and improved visibility in well-lit rooms.

Does the LG C3 support HDMI 2.1 on all four ports?

Yes. All four HDMI ports on the C3 are HDMI 2.1, supporting 4K at 120Hz, VRR, ALLM, and eARC on the designated port, so you don't have to choose which device gets the best connection.

Is OLED burn-in still a concern on the C3?

LG includes multiple burn-in mitigation features such as pixel shifting, screen savers, and logo luminance adjustment. While permanent image retention is possible with prolonged static content, these built-in safeguards significantly reduce the risk under normal viewing habits.

What gaming features does this TV offer?

The C3 supports 4K at 120Hz with a 0.1ms response time, NVIDIA G-Sync, AMD FreeSync Premium, and VRR. The Game Optimizer and Game Dashboard provide quick access to gaming-specific settings without navigating through menus.

What smart TV platform does the C3 use?

It runs webOS 23, which includes LG's content discovery interface with Quick Cards for organizing apps, built-in streaming app support, and access to over 300 free channels through LG Channels.