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LG 77-Inch Class OLED evo AI vs TCL

Updated April 2026 — LG 77-Inch Class OLED evo AI wins on picture and hdr, TCL wins on value and smart platform.

Winner
LG 77-Inch Class OLED evo AI 4K C5 Series Smart TV w/Dolby Atmos, Dolby Vision, HDR10, AI Super Upscaling 4K, Filmmaker Mode, Wow Orchestra, Alexa Built-in (OLED77C5PUA, 2025)$1699.99

LG 77-Inch Class OLED evo AI 4K C5 Series Smart TV w/Dolby Atmos, Dolby Vision, HDR10, AI Super Upscaling 4K, Filmmaker Mode, Wow Orchestra, Alexa Built-in (OLED77C5PUA, 2025)

LG

TCL 55 Inch Class T7 Series | 4K QLED HDR | 55T7, 2025 Model | 120HZ Refresh Rate High Brightness Smart Google TV Dolby Atmos Audio | Voice Remote Alexa Gaming Streaming Television$399.99

TCL 55 Inch Class T7 Series | 4K QLED HDR | 55T7, 2025 Model | 120HZ Refresh Rate High Brightness Smart Google TV Dolby Atmos Audio | Voice Remote Alexa Gaming Streaming Television

TCL

The LG 77-Inch Class OLED evo AI takes the overall win due to superior OLED panel technology and brightness capabilities, offering perfect black levels and 8.3 million self-lit pixels. However, the TCL provides exceptional value with a significantly lower price point, confirmed 120Hz refresh rate, and Dolby Atmos audio support.

Why LG 77-Inch Class OLED evo AI is better

Superior OLED Panel

8.3 million self-lit pixels for perfect black

Advanced Brightness

Brightness Booster technology magnifies individual pixels

Glare Reduction

UL Verified for Discomfort Glare Free with UGR less than 22

Larger Screen

Confirmed 77-Inch class size

Why TCL is better

Significant Cost Savings

Priced at $399.99 versus $1699.99

Confirmed Refresh Rate

120Hz Panel Refresh Rate for smooth motion

Spatial Audio

Includes Dolby Atmos audio processing

Integrated Smart OS

Google TV platform with voice control

Overall score

LG 77-Inch Class OLED evo AI
88
TCL
82

Specifications

SpecLG 77-Inch Class OLED evo AITCL
Display TechnologyOLEDQLED
Screen Size77-InchNot specified
Price$1699.99$399.99
Resolution4K (8.3 million pixels)4K UltraHD
Refresh RateNot specified120Hz
ProcessorAlpha 9 AI Processor Gen8TCL AIPQ Pro Processor
Audio TechnologyNot specifiedDolby Atmos
Smart PlatformNot specifiedGoogle TV
Brightness TechnologyBrightness BoosterQuantum Dot
Glare VerificationUL Verified (UGR less than 22)Not specified

Dimension comparison

LG 77-Inch Class OLED evo AITCL

Design and build quality

The LG 77-Inch Class OLED evo AI utilizes flagship OLED technology, which inherently allows for a thin profile due to the self-lit pixel structure. The design focuses on minimizing distractions to enhance the viewing experience, leveraging the fact that OLED panels do not require a backlight unit. In contrast, the TCL model utilizes QLED technology, which typically involves a backlight layer. While specific build dimensions for the TCL are not provided in the available data, the LG unit is verified for specific glare metrics, suggesting a screen surface designed to reduce reflections. The LG unit confirms a 77-Inch class size, offering a large form factor for home theater setups.

Display technology and picture quality

At the core of the comparison is the display technology. Product A features OLED technology, celebrating 12 years of development. This technology utilizes 8.3 million self-lit pixels, allowing each pixel to turn off completely for perfect black levels. This creates a watching experience that delivers stunning pictures other brands often cannot match due to the inability of LCD-based technologies to fully block light. Product B uses QLED Quantum Dot Technology, which covers nearly the entire DCI-P3 color space. While QLED offers rich and vibrant colors, the self-emissive nature of the OLED panel in Product A provides superior contrast ratios inherently.

Brightness and HDR performance

Brightness handling differs significantly between the two units. The LG model incorporates Brightness Booster technology, which magnifies each individual pixel for luminous quality. This ensures details shine through even in brighter content. Furthermore, the LG TV is Verified by UL for Discomfort Glare Free, with a UGR less than 22. This verification provides confidence that the TV performs well regardless of room lighting. The TCL relies on Quantum Dot technology to bring images to life with vibrant colors. While effective for color volume, the specific brightness boosting metrics and glare verification found in the LG data are not specified for the TCL model.

Gaming and refresh rate capabilities

For gaming and motion handling, the available specifications highlight different strengths. The TCL explicitly states a 120Hz Panel Refresh Rate. This allows for ultra-smooth viewing experiences when watching action-packed movies, fast-paced video games, and live sports, free of motion blur. The LG product data mentions personalized smooth picture quality via the Alpha 9 AI Processor Gen8 and AI Super Upscaling. However, a specific numerical refresh rate is not provided in the text for the LG model. Therefore, based on documented specifications, the TCL holds an advantage in confirmed refresh rate metrics.

Audio and sound processing

Audio capabilities are a key differentiator in this comparison. The TCL model includes Dolby Atmos Audio, which provides advanced spatial audio processing found in movies, TV shows, and video games. This allows for a more immersive soundstage without additional equipment. The LG product description states that everything looks and sounds incredible on the TV, but it does not specify a particular audio format like Dolby Atmos in the provided text. Consequently, the TCL offers a documented advantage in standardized spatial audio processing features.

Smart platform and connectivity

The smart ecosystem experience varies between the two televisions. The TCL features Google TV, which brings together favorite movies, shows, and live channels in one place. It supports hands-free voice control and includes a voice remote to find content instantly. This integration allows for effortless entertainment streaming. The LG product data mentions the AI processor enhances the experience but does not explicitly name the operating system or smart platform in the provided text. For users prioritizing a known smart interface with voice integration, the TCL provides clearer documentation regarding its platform.

Price and value proposition

Value is perhaps the most distinct category between these two products. The TCL is priced at $399.99, making it an accessible option for budget-conscious consumers. The LG 77-Inch Class OLED evo AI is priced at $1699.99, reflecting its premium panel technology and larger screen size. While the LG offers superior picture quality metrics such as perfect black and brightness boosting, the TCL provides a functional 4K QLED experience at a fraction of the cost. The price difference of over $1000 suggests the TCL wins on pure financial value, while the LG targets the premium performance segment.

Which one should you buy?

Choosing between these models depends on prioritizing picture quality versus budget and features. If perfect black levels, verified glare reduction, and a large 77-inch OLED screen are the primary goals, the LG 77-Inch Class OLED evo AI is the superior choice. It is designed for users who want flagship performance and have the budget to support it. However, if confirmed 120Hz refresh rates, Dolby Atmos audio, Google TV integration, and a lower price point are more important, the TCL is the logical selection. It delivers a strong 4K QLED experience with specific gaming and audio features documented at a significantly lower cost.