The Sony X77L Series 4K Ultra HD TV positions itself as a compelling option for viewers seeking a reliable and budget-friendly entry point into the world of stunning 4K resolution. While it doesn’t boast the top-of-the-line features found in Sony’s high-end models, the X77L delivers a well-rounded package of features and performance at an attractive price point. Let’s delve deeper to explore if this Sony TV lives up to the brand’s reputation for quality and innovation.

A Streamlined Setup for a Modern Look

The Sony X77L arrives neatly packaged with everything you need for a quick and painless setup. The slim design with narrow bezels exudes a modern aesthetic that seamlessly complements any living space. Build quality feels sturdy, as expected from the Sony brand. Setting up the TV is a breeze – simply attach the included stand, connect the power cord, and follow the on-screen instructions.

Navigating Entertainment with Google TV

The X77L Series embraces Google TV as its smart platform. Google TV offers a familiar and user-friendly experience, especially for those already entrenched in the Google ecosystem. The home screen personalizes content recommendations based on your viewing habits, making it easy to discover new shows or jump back into your favorites.

A vast library of apps ensures you’ll never run out of entertainment options. Popular streaming services like Netflix, YouTube, Hulu, and Disney+ are all readily available for download. Voice control capabilities come courtesy of Google Assistant, allowing you to search for content, control playback, or adjust settings using just your voice – a feature that adds a layer of convenience for hands-free searching.

Stepping into the World of 4K Resolution

The X77L Series boasts a 4K Ultra HD display (3840 x 2160 pixels) offered in various screen sizes, ranging from a compact 43-inch option to a more immersive 85-inch behemoth. This translates to noticeably sharper visuals with improved detail compared to traditional Full HD TVs. While the X77L doesn’t utilize high-end panel technologies like OLED, the picture quality remains decent, particularly for viewers prioritizing affordability over absolute top-tier performance. HDR10 and HLG compatibility ensure compatible content benefits from a wider range of colors and brighter highlights, adding a touch of vibrancy to the visuals.

Keeping Up with the Action: Motion Handling and Upscaling

Sony’s MotionFlow technology aims to deliver smooth and clear visuals during fast-paced content like sports or action movies. This feature works by inserting extra frames between existing ones, potentially reducing blur and enhancing the overall viewing experience, especially for motion-heavy content.

The X77L Series also features upscaling capabilities. This means that even lower-resolution content like Full HD or even standard definition broadcasts can be processed and displayed closer to 4K quality. This can be beneficial for viewers who have a large library of non-4K content they still want to enjoy on their new TV.

Sound Performance: Functional Audio, Room for Improvement

The X77L Series features downward-firing speakers that deliver adequate audio for casual viewing. However, audiophiles or those seeking a truly immersive home theater experience might find the sound quality lacking in depth, bass response, and overall clarity.

For a more cinematic audio experience, consider connecting a soundbar or external speaker system. The TV provides multiple connection options, including HDMI ARC (Audio Return Channel) for simplified audio setup with compatible soundbars and an optical audio output for additional flexibility. USB ports and a headphone jack round out the connection options for basic connections.

Catering to Your Devices: Exploring Connectivity Options

The Sony X77L Series offers a decent selection of ports for connecting your devices. Several HDMI ports allow you to hook up streaming devices, gaming consoles, or Blu-ray players. An HDMI ARC port facilitates seamless audio connection with compatible soundbars, while an optical audio output provides additional audio setup options. For wired internet connectivity, there’s an Ethernet port, while Wi-Fi ensures wireless connectivity.

Sony 50 Inch 4K Ultra HD TV X77L Series LED Smart Google TV KD50X77L
  • 4K Ultra HD resolution.
  • LED display technology.
  • Smart Google TV platform.
  • High dynamic range (HDR) support.
  • Multiple HDMI and USB ports.
  • Voice remote with Google Assistant.
  • Sony reliability.
  • Average sound quality.
  • Limited app selection.
  • Potential input lag for gaming.

Alternative of Sony 4K Ultra HD TV X77L Series

The Sony X77L Series offers a compelling blend of affordability and features, but it might not be the perfect fit for everyone. Here are some alternative TVs to consider depending on what you prioritize over the X77L:

For Similar Price with Better Picture Quality:

  • TCL 6-Series R646: This TCL model offers similar screen size and resolution options (various sizes, all 4K UHD) at a competitive price point. It boasts superior contrast levels, improved viewing angles, and utilizes mini-LED backlighting technology for deeper blacks and superior HDR performance compared to the Sony X77L. While the smart platform might not be as widely known as Google TV, it still provides access to popular streaming services.

For Similar User Experience with Better Sound:

  • Samsung QLED Q70A Series: Stepping up slightly in price, the Samsung Q70A Series offers a significant improvement in the audio department. This TV features a built-in object-tracking sound system that delivers a more immersive and room-filling audio experience compared to the downward-firing speakers of the Sony X77L. While the picture quality might be comparable, the Samsung Q70A might be a better choice if you prioritize sound quality for movies, music, or gaming.

For a Higher-End Sony Experience:

  • Sony X90K Series: If you’re set on a Sony TV but want a noticeable step up in performance, consider the X90K Series. This line boasts improved picture quality with better color accuracy, deeper blacks thanks to full-array local dimming technology, and wider viewing angles compared to the X77L. The X90K also features a more powerful processor that can handle faster refresh rates for smoother motion in fast-paced content, making it a good choice for gamers. However, be prepared for a significant price increase compared to the X77L.

For Gamers Seeking Top-Tier Performance:

  • LG C2 Series OLED: Gamers seeking the absolute best picture quality and performance should consider the LG C2 Series OLED. This TV utilizes self-lit OLED technology that delivers stunning picture quality with perfect blacks, infinite contrast, and exceptional viewing angles. Additionally, the LG C2 offers a super-fast refresh rate and low input lag for a truly responsive gaming experience. While the price tag is considerably higher than the Sony X77L, the LG C2 is a top contender for discerning gamers.

The Verdict

The Sony X77L Series strikes a balance between affordability and performance, making it a compelling option for viewers seeking a reliable entry point into the world of 4K resolution. Here’s a quick recap of the key takeaways:


  • Budget-friendly: The X77L offers a competitive price point, making 4K resolution accessible to a wider audience.
  • Familiar and User-Friendly Interface: Google TV provides a smooth and intuitive experience for navigating content and apps.
  • Voice Control Convenience: Google Assistant integration allows for hands-free searching and control.
  • Decent Picture Quality: While not top-of-the-line, the 4K display with HDR compatibility delivers a noticeable step up from Full HD.
  • Motion Handling and Upscaling: Features like MotionFlow and upscaling aim to improve the viewing experience for fast-paced content and non-4K sources.
  • Multiple Screen Size Options: The X77L comes in various sizes, from a compact 43-inch option to a larger 85-inch display, catering to different viewing preferences and room sizes.


  • Sound Quality: The downward-firing speakers might not satisfy audiophiles or those seeking a truly immersive home theater experience. Consider adding a soundbar or external speaker system for a more impactful audio experience.
  • Viewing Angles: Viewing angles could be wider, potentially impacting picture quality if you’re not seated directly in front of the TV.
  • Picture Performance for Discerning Viewers: For viewers prioritizing absolute top-tier picture quality, the X77L might not be the best choice. It lacks advanced backlighting technologies that can affect black levels and contrast in darker scenes.

Who Should Consider the Sony X77L Series?

  • Value-conscious viewers seeking a reliable 4K TV from a trusted brand.
  • Users familiar with Google TV and its user-friendly interface.
  • Casual viewers who prioritize affordability over top-tier picture quality.
  • Viewers who don’t require a premium sound system and are open to adding a soundbar or external speakers later.

Overall, the Sony X77L Series delivers a well-rounded package for budget-minded viewers seeking a step up to 4K resolution. While it might not boast the top-tier features found in Sony’s high-end models, it offers a user-friendly experience, decent picture quality, and affordability.

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