Sony

Sony KD85X77L 85-Inch 4K Ultra HD Smart Google TV

4.2 (1742 reviews)
4KHDR

An 85-inch 4K smart TV that turns your living room into a cinematic experience with Google TV, PS5 optimization, and powerful upscaling built in.

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Overview

The Sony KD85X77L is built for anyone who wants the biggest possible screen without stepping into premium OLED or Mini LED pricing. At 85 inches, it transforms a living room into a genuine home theater — sports events feel stadium-scale, movies gain the immersion that smaller screens struggle to deliver, and even casual streaming becomes more engaging. The Google TV platform ties everything together with a recommendation-driven home screen, built-in Chromecast, and voice control through Google Assistant. Add Apple AirPlay support and Alexa compatibility, and it slots into virtually any smart-home setup without friction.

Under the hood, the 4K Processor X1 handles upscaling and image processing. It's not Sony's flagship chip, but it delivers clean, natural-looking 4K output with good color accuracy out of the box. Motionflow XR smooths fast motion for sports and action sequences, though purists may want to dial it back to avoid the soap-opera effect. The set is well-built for its class — the panel is slim, the bezels are minimal, and the included stand feet provide a stable base, though they sit wide apart and demand furniture to match. For PS5 owners, the Auto HDR Tone Mapping and Auto Genre Picture Mode features are a welcome touch, automatically optimizing the picture when you boot up a game. It's a TV that prioritizes screen size and smart features over bleeding-edge display technology, and for many households that's exactly the right trade-off.

Key Features

POWERFUL TV PROCESSING– The 4K Processor X1 delivers a lifelike picture that is full of rich colors and sharp details.

ENHANCED COLOR AND FINE DETAILS– See natural and precise picture quality with a wide array of colors and dynamic contrast.

PREMIUM SMART TV – Get access to all your favorite streaming apps in one place with Google TV, and simply use your voice to search and ask questions with Google Assistant. Supports Apple AirPlay.

EXCLUSIVE FEATURES FOR PLAYSTATION 5 – Take your gaming to the next level with exclusive features Auto HDR Tone Mapping and Auto Genre Picture Mode for optimized picture quality while gaming and streaming on your PS5 console.

INTELLIGENT MOTION HANDLING– See blur-free picture quality in fast-moving sports and action-packed movies powered by Motionflow XR.

UPSCALE ALL YOUR CONTENT– Bring back lost texture and detail and see all your content upscaled to near-4K resolution with 4K XR-Reality PRO.

WORKS WITH ALEXA – Through an Alexa enabled device, ask Alexa to change channels, adjust volume, and turn your TV on/off.

Specifications

Screen Size
85 inches
Display Type
LED (Direct Lit)
Resolution
4K Ultra HD (3840 x 2160)
Processor
4K Processor X1
HDR Support
HDR10, HLG
Smart TV Platform
Google TV
Voice Assistants
Google Assistant, Amazon Alexa (via external device), Apple AirPlay
Motion Technology
Motionflow XR
Upscaling
4K X-Reality PRO
PS5 Features
Auto HDR Tone Mapping, Auto Genre Picture Mode
Model
KD85X77L

Pros & Cons

👍 Pros

  • The 85-inch screen size creates a genuinely immersive viewing experience that makes movies and sports feel dramatically more engaging than a 65- or 75-inch set.
  • Google TV provides a clean, unified interface that aggregates content across streaming services, so you spend less time switching apps and more time watching.
  • The 4K X-Reality PRO upscaling engine visibly improves non-4K content, which matters when much of everyday cable and streaming is still delivered in 1080p or lower.
  • PS5-specific features like Auto HDR Tone Mapping and Auto Genre Picture Mode are a genuine bonus for PlayStation owners who want optimized visuals without manual calibration.
  • AirPlay and Alexa support alongside Google Assistant means it plays well with both Apple and Amazon ecosystems right out of the box.

👎 Cons

  • No HDMI 2.1 ports with 4K/120Hz support means competitive gamers and those wanting the full next-gen console experience will hit a ceiling at 60fps.
  • The VA-type LED panel has narrower viewing angles than IPS or OLED — colors and contrast shift noticeably when watching from the sides in a wide seating arrangement.
  • At 85 inches, the TV is heavy and requires two people for unboxing and setup; the included stand feet also demand a very wide TV console.
  • Built-in speakers lack the bass depth and spatial separation to match the screen's cinematic scale, making a soundbar purchase feel like a necessity rather than an upgrade.
  • Peak HDR brightness is lower than Sony's premium X90 and X95 models, so highlights in Dolby Vision and HDR10 content don't pop as dramatically as on higher-tier sets.

Frequently Asked Questions

This model does not include full HDMI 2.1 ports with 4K/120Hz support. It's designed around 4K/60Hz input, so while the PS5 exclusive features like Auto HDR Tone Mapping work well, you won't get 120fps gaming on this set. If 120Hz gaming is a priority, look at Sony's higher-tier X90 or X95 series.
The 4K X-Reality PRO engine does a solid job sharpening and adding detail to 720p and 1080p sources — cable news and sports look noticeably cleaner than on a native 1080p set. Standard-definition DVDs improve but still show their age on a screen this large.
Yes, Apple AirPlay is built in, so you can stream video, photos, and music directly from your iPhone, iPad, or Mac. It also works with Apple HomeKit for basic smart-home integration like power on/off through the Home app.
The built-in speakers are adequate for casual viewing, but on an 85-inch screen you'll likely want a soundbar or home theater system to match the visual scale. Dialogue can sound thin in larger rooms without external audio support.
It uses a standard VESA 300x300mm mounting pattern. Given the 85-inch size, you'll want a mount rated for at least 75 pounds. Sony does not include a wall mount in the box — only table-top stand feet are provided.