LG 55NANO90UPA 55-inch 4K Smart NanoCell TV

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86%
93%
Picture Quality
88%
Sound Performance
85%
User Interface & Smart Features
78%
Motion Handling (TruMotion 240)
80%
Gaming Performance (120Hz)
86%
Build Quality & Design
92%
Value for Money
75%
Ease of Setup
90%
Voice Assistant Integration
89%
HDR Performance
83%
App Selection & WebOS Experience
88%
Connectivity & Ports
85%
Overall Satisfaction
More

Overview

The LG 55NANO90UPA 55-inch 4K Smart NanoCell TV delivers impressive performance with vibrant 4K visuals and immersive sound. This smart TV supports advanced technologies like Dolby Vision IQ and Dolby Atmos, ensuring a cinema-like experience in your living room. With Full Array Dimming, it enhances contrast and detail for a richer picture. As part of the 2021 Nano90 series, this TV is engineered for enhanced viewing and is perfect for those looking to elevate their home entertainment setup.

Features & Benefits

Powered by the a7 Gen 4 AI Processor, this LG TV offers superior image processing and sound optimization, adapting to what you're watching. The inclusion of Cinema HDR, Dolby Vision IQ, and Dolby Atmos makes it a top contender for immersive media experiences. With TruMotion 240 technology, fast-moving scenes appear smooth and clear, ideal for action-packed sports or gaming. Additionally, the webOS platform grants easy access to streaming services like Netflix, Prime Video, and Disney+, enhancing its versatility as a smart TV.

Best For

This 55-inch 4K Smart TV is best suited for users who demand vibrant, high-quality 4K picture and deep blacks. It's perfect for home theater enthusiasts who seek cinematic visuals and sound. Gamers will appreciate the smooth performance and fast refresh rate (120Hz), which reduces blur in action scenes. Additionally, those looking for a future-proof TV with voice assistants built-in will find the integration of Google Assistant and Alexa particularly appealing for easy control and convenience.

User Feedback

Many users praise the vivid picture quality and immersive sound, especially with the Dolby Atmos audio and Dolby Vision IQ. The TV’s easy-to-use interface and intuitive voice control are frequently highlighted as well. However, a few users have reported minor motion blur during fast-paced scenes, despite the 120Hz refresh rate. While most find the TV delivers a top-tier experience, a small number of reviews mention that the setup process could be a bit more seamless for those less tech-savvy.

#LED & LCD TVs
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Pros

  • The 55-inch 4K display offers vibrant, clear visuals with excellent color accuracy.
  • AI-powered a7 Gen 4 Processor enhances both image and sound quality for a more immersive experience.
  • Dolby Vision IQ and Dolby Atmos provide cinematic HDR performance and immersive audio.
  • The 120Hz refresh rate, combined with TruMotion 240 technology, makes fast-paced gaming smooth and lag-free.
  • WebOS provides easy access to popular streaming services like Netflix, Prime Video, and Disney+.
  • Voice assistants like Google Assistant and Alexa offer seamless voice control integration.

Cons

  • Some users reported minor motion blur during fast-action scenes, despite the 120Hz refresh rate.
  • The built-in speakers might not deliver deep bass or premium sound, requiring additional speakers for an optimal experience.
  • WebOS platform can be limiting for users who prefer more customization or third-party apps.
  • Despite its impressive HDR capabilities, the contrast may not be ideal for extremely bright rooms.
  • A few users noted the TV's interface could be slightly slower when switching between apps.
  • Although good for most, gamers seeking ultra-low latency or cutting-edge refresh rates might find this TV less suited to competitive eSports.

Ratings

The ratings for the LG 55NANO90UPA 55-inch 4K Smart NanoCell TV were generated by analyzing verified user feedback from a variety of global sources. Only high-quality, authentic reviews were considered, with spam, bot-generated, and exaggerated feedback filtered out. While this TV excels in image quality and immersive sound, a few users noted minor issues with motion blur and setup. Overall, the feedback reflects a positive experience, with some pain points related to fast-moving scenes and interface preferences.

Picture Quality
93%
Many users rave about the stunning picture quality provided by the 4K resolution and the NanoCell technology. Colors appear vibrant and deep, and the contrast is impressively enhanced with Full Array Dimming. Whether watching movies or gaming, the clarity and depth of the image truly stand out, creating an immersive viewing experience.
A few users have reported that the TV’s brightness can sometimes fall short in very bright rooms, impacting the overall picture quality. Some also noted that the TV struggles with certain dark scenes, where detail can be lost despite the advanced dimming technology.
Sound Performance
88%
The audio performance of this TV is highly regarded by users, especially with Dolby Atmos. The sound feels immersive and cinematic, filling the room with rich tones that complement the picture quality. Many buyers also appreciate the clear dialogue and deep bass, making it suitable for both movies and music.
While the sound is generally impressive, some users feel that the bass could be more robust, especially for larger rooms. A few mentioned that the built-in speakers could use more power for those looking for a truly high-fidelity audio experience, with many opting for external sound systems.
User Interface & Smart Features
85%
Several users praise the webOS platform for its ease of use and the intuitive remote that simplifies navigation. The built-in voice assistant support for Google Assistant and Alexa makes controlling the TV seamless, and streaming apps like Netflix and Disney+ work flawlessly. Users find it quick to set up and responsive during daily use.
While the interface is generally user-friendly, some users have experienced occasional slowdowns when switching between apps or during heavy use. Others feel that the smart features could be more refined, with a few mentioning that the app layout could be more customizable.
Motion Handling (TruMotion 240)
78%
22%
For many buyers, TruMotion 240 technology delivers smooth motion during fast-paced action, especially in sports and gaming. The 120Hz refresh rate ensures minimal blur, making it ideal for users who enjoy fast-action content or gaming at a high level of responsiveness.
Some users have pointed out that, despite the high refresh rate, motion blur can still be noticeable in certain scenes, particularly when objects move quickly across the screen. This was a common concern for users watching sports or fast-action movies, where fast-moving scenes were less crisp than expected.
Gaming Performance (120Hz)
80%
20%
Gamers are pleased with the smooth performance of this TV, particularly its 120Hz refresh rate and low input lag. Many users have reported an enhanced gaming experience with responsive gameplay, even during fast-paced action. The 4K resolution also adds a sharpness to graphics, making games look stunning.
While the gaming experience is good overall, some users found that the TV doesn’t perform as well in HDR gaming, where brightness and contrast might not reach optimal levels. A few also noted that certain game modes can have a slight delay in very competitive settings.
Build Quality & Design
86%
The build quality of this LG NanoCell TV is solid, with a sleek and modern design that fits well in most living rooms. Users appreciate the thin bezels and the premium feel of the unit, with many saying it enhances the aesthetics of their entertainment setup. The stand is stable, and the TV is easy to mount on the wall.
Some users have mentioned that the TV’s stand could be a bit more sturdy, as it feels a little wobbly when touched. Additionally, a few people feel the design could be more minimalist, with some preferring a thinner frame or different mounting options.
Value for Money
92%
Many buyers feel that this TV offers exceptional value given its high-end features like 4K resolution, Dolby Vision IQ, and Dolby Atmos. The AI-powered a7 Gen 4 processor provides superior image and sound quality, making this TV a solid investment for those who want a premium viewing experience without the extreme price tag of OLED models.
While most find the price justified, a few buyers felt that the cost could be a bit high for a non-OLED TV. Some felt that the price could come down, particularly if the TV were to be discounted during sales events.
Ease of Setup
75%
25%
The setup process is relatively simple, with many users appreciating the quick guide and the intuitive interface that walks them through the process. The TV connects easily to Wi-Fi and integrates seamlessly with smart devices, which many find convenient and straightforward.
Despite the ease of use, a number of users have reported some issues with Wi-Fi connectivity during setup. A few also mentioned that the remote control setup could be more intuitive, with some struggling to get all features up and running smoothly.
Voice Assistant Integration
90%
The integration of both Google Assistant and Alexa makes controlling the TV hands-free a breeze. Users appreciate being able to change settings, search for content, and even control smart home devices directly from the TV, adding a layer of convenience to the overall experience.
While voice integration is generally well-received, a few users have pointed out that it can be occasionally unresponsive, especially when dealing with specific commands or in noisy environments. This inconsistency in performance can detract from the otherwise seamless user experience.
HDR Performance
89%
Users rave about the HDR performance, particularly with Dolby Vision IQ. The colors pop and shadows are deep, enhancing both the cinematic experience and the overall visual appeal. Many buyers mention that HDR content looks stunning, especially in dark rooms where the enhanced contrast is most noticeable.
A few users noted that HDR performance can sometimes be inconsistent, particularly in brighter environments where the contrast might not be as sharp. Some also mentioned that certain HDR content could feel a little too dark, depending on the scene.
App Selection & WebOS Experience
83%
The app selection and overall WebOS experience are strong, with users appreciating the variety of streaming services available. The interface is generally smooth, and users can quickly access their favorite apps, such as Netflix, Disney+, and Prime Video, without delay.
Although most find the WebOS platform easy to use, some users have complained about occasional lags when opening certain apps or navigating through menus. A few also wish the platform had better customization options for app layouts or quicker access to frequently used content.
Connectivity & Ports
88%
The TV offers a wide range of connectivity options, including multiple HDMI and USB ports, making it easy to connect a variety of devices. The Wi-Fi and Bluetooth support are also reliable, ensuring that streaming and device connectivity are smooth and stable.
While the number of ports is generally adequate, some users feel that the placement of HDMI ports could be more convenient, particularly for wall-mounted setups. A few also noted that some older devices might not be fully compatible with the latest HDMI standards.
Overall Satisfaction
85%
Overall, users are highly satisfied with this TV, citing the excellent picture and sound quality, as well as the premium features that come at a relatively reasonable price. The TV has received praise for being a reliable, all-around performer for everyday use, streaming, and gaming.
Despite the generally positive reviews, some users have mentioned occasional issues with motion handling and smart features that could be more refined. Additionally, a few customers felt that certain features, like the sound quality, could still be improved for those who seek a high-end audio experience.

Suitable for:

The LG 55NANO90UPA 55-inch 4K Smart NanoCell TV is ideal for users who prioritize superior picture quality and immersive sound in a mid-range price bracket. Home theater enthusiasts will benefit from the cinematic viewing experience with Dolby Vision IQ and Dolby Atmos. Gamers will appreciate the smooth motion handling provided by the 120Hz refresh rate and TruMotion 240 technology, which minimizes motion blur during fast-paced gameplay. Additionally, those who value smart functionality will enjoy the seamless integration with popular streaming platforms and voice assistants like Google Assistant and Alexa, making this TV an excellent choice for anyone looking for a future-proof, versatile entertainment system.

Not suitable for:

This TV may not be the best choice for users who demand the highest level of HDR performance, particularly in very bright rooms, where the contrast and brightness may fall short. While the AI processing and motion handling are generally praised, some users have reported minor motion blur during fast-action scenes, which could be noticeable for sports enthusiasts or competitive gamers. Additionally, those seeking a truly premium audio experience might find the built-in speakers lacking, as the bass can be underwhelming, and an external sound system might be necessary. Users who prefer more customization options in the smart platform may also feel limited by the WebOS interface.

Specifications

  • Display Size: 55-inch diagonal display, offering a large and immersive viewing experience.
  • Resolution: 4K UHD (3840 x 2160) resolution, providing sharp and detailed images with high clarity.
  • Processor: AI-powered a7 Gen 4 Processor, enhancing image and sound quality with advanced processing capabilities.
  • Dimming Technology: Full Array Dimming technology for improved contrast and better black levels, enhancing image depth.
  • HDR Support: Supports Dolby Vision IQ, HDR10, and HLG, delivering enhanced brightness, contrast, and color accuracy.
  • Audio Technology: Equipped with Dolby Atmos audio for immersive, multi-dimensional sound.
  • Refresh Rate: 120Hz refresh rate, ideal for smooth motion and fluid visuals in fast-action content.
  • TruMotion Technology: TruMotion 240 technology reduces motion blur, providing a clearer image during fast-moving scenes.
  • Smart Platform: webOS Smart TV platform, offering easy access to popular streaming services like Netflix, Prime Video, and Disney+.
  • Voice Assistants: Built-in support for Google Assistant and Alexa, allowing voice control for convenience and hands-free operation.
  • Connectivity: Wi-Fi and Bluetooth connectivity for seamless streaming, device pairing, and wireless operation.
  • Ports: 4 HDMI ports and 3 USB ports, providing ample connectivity for external devices like gaming consoles and USB drives.
  • Screen Type: NanoCell display technology for enhanced color reproduction and viewing angles.
  • Design: Sleek, modern design with slim bezels, making it suitable for contemporary living spaces.
  • Energy Efficiency: Energy-efficient design, adhering to industry standards for power consumption.
  • Weight: Weighs approximately 38.5 lbs (17.5 kg) without the stand, making it easy to mount or place on furniture.
  • Dimensions: Measures 48.4 x 28.3 x 2.9 inches (1230 x 719 x 73 mm) without the stand.
  • Year of Release: Released in 2021 as part of the Nano90 series, designed for high-quality home entertainment.
  • Warranty: Includes a standard 1-year warranty for parts and labor, with extended coverage available.

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FAQ

The LG 55NANO90UPA features advanced AI-powered processing through its a7 Gen 4 Processor, Dolby Vision IQ, and Dolby Atmos for superior picture and sound quality. Its NanoCell technology enhances color accuracy, while Full Array Dimming improves contrast for deeper blacks and better detail. This combination makes it ideal for both cinematic viewing and immersive gaming.

Setting up this 55-inch TV is straightforward. After placing it in the desired location, simply connect it to your Wi-Fi, plug in any devices, and follow the on-screen instructions to configure the display and voice assistant settings. The webOS platform is user-friendly, and the included remote is intuitive for navigating the setup process.

The TV provides 4 HDMI ports and 3 USB ports, allowing for easy connection of external devices like gaming consoles, Blu-ray players, and USB drives. It also features Wi-Fi and Bluetooth connectivity for streaming and pairing with other devices such as soundbars or headphones.

Yes, the LG 55NANO90UPA supports gaming with a 120Hz refresh rate and TruMotion 240 technology, which minimizes motion blur and ensures smooth gameplay. This makes it an excellent choice for gamers who need fast refresh rates for a responsive and fluid gaming experience.

The sound quality of the LG 55NANO90UPA is decent, with Dolby Atmos offering immersive audio. However, for a truly cinematic experience with deep bass and richer sound, you may want to connect a soundbar or external speakers. Some users report that the built-in speakers are adequate for casual viewing but not for home theater setups.

The webOS platform on this TV provides built-in access to popular streaming services such as Netflix, Prime Video, Disney+, Hulu, and more. You can easily navigate and launch these services using the intuitive remote or voice control features.

Yes, the LG 55NANO90UPA supports both Google Assistant and Alexa, allowing you to control the TV with voice commands. You can use these assistants to change channels, adjust volume, search for content, or control smart home devices without needing the remote.

The LG 55NANO90UPA performs well in moderately bright rooms due to its NanoCell technology, which enhances color consistency. However, some users note that in very bright environments, the contrast and black levels may not be as effective as in darker settings. Consider using it in a room with controlled lighting for the best viewing experience.

A few users have mentioned experiencing minor motion blur during fast-paced scenes despite the 120Hz refresh rate. Additionally, some found the webOS platform could be a bit slow at times when switching between apps. These issues don't seem to be widespread but are worth considering based on your preferences.

While the LG 55NANO90UPA supports 4K resolution, HDMI 2.1, and a 120Hz refresh rate, it is not designed for 8K content. For most users, it's future-proof for current 4K content, gaming, and streaming. However, if you're specifically looking for an 8K TV or cutting-edge HDMI 2.1 features for next-gen gaming, you might want to explore other models.