Sony Bravia K-85S30 85" specifications and in-depth review

Sony Bravia K-85S30 85"

Manufacturer: Sony

The Sony Bravia K-85S30 is an 84.6-inch LED-backlit LCD television offering a 4K resolution of 3840 x 2160 pixels across a large panel with a 10-bit color depth and support for up to 1.07 billion colors. It supports HDR10, Dolby Vision, and HLG for broad high dynamic range format compatibility, and features an anti-reflection coating alongside an ambient light sensor for adapting to different viewing environments. The set runs as a full smart TV platform with Chromecast, AirPlay, and compatibility with Google Assistant, Amazon Alexa, and Siri via Apple HomeKit.

Connectivity includes four HDMI 2.1 ports, two USB ports, an RJ45 Ethernet port, Wi-Fi 6 (802.11ax), Bluetooth 5.3, and Miracast, alongside DVB-T, DVB-T2, DVB-C, DVB-S, and DVB-S2 tuner support. The audio system delivers 20W of total output through stereo speakers, covering Dolby Atmos, Dolby Digital, Dolby Digital Plus, and Dolby Audio, with both HDMI ARC and eARC available for external audio devices; a subwoofer is not built in. Additional features include USB recording, smartphone remote support, voice commands, a sleep timer, a child lock, and a built-in browser, with a 372W operating power draw and 0.5W in standby. The set weighs 45.2 kg, supports VESA mounting, and is backed by a one-year warranty.

Pros
  • Four HDMI 2.1 ports provide extensive connectivity for multiple high-bandwidth source devices without requiring an adapter or switch
  • HDR format support covers Dolby Vision, HDR10, and HLG, ensuring compatibility with the most widely distributed high dynamic range content
  • Wi-Fi 6 (802.11ax) is included alongside wired Ethernet, giving users flexibility in how they connect the TV to a network
  • Compatibility with Google Assistant, Amazon Alexa, and Siri via Apple HomeKit makes the set usable across all three major smart home ecosystems
  • Both HDMI ARC and HDMI eARC are available, offering straightforward integration with external audio equipment
  • Operating power consumption of 372W is relatively moderate for a large 84.6-inch panel
Cons
  • The 60Hz native refresh rate limits smooth motion handling compared to higher refresh rate panels in this screen size category
  • No subwoofer is built in, leaving bass reproduction entirely to the two 10W stereo drivers or an external audio system
  • The remote control is not rechargeable, requiring ongoing use of disposable batteries
  • A 3.5 mm headphone jack is absent, making direct wired private listening from the TV impossible
  • At 73 mm thick, the chassis is noticeably deeper than slimmer panel designs, which may affect wall-mount aesthetics
  • HDR10+ is not supported, limiting compatibility with content specifically mastered in that format
Who is this for?

The Sony Bravia K-85S30 is a practical fit for users who want a large 84.6-inch 4K screen for general TV viewing, streaming, and casual media consumption in a living room environment, where its broad HDR format support covering Dolby Vision, HDR10, and HLG ensures compatibility with a wide range of content sources. The four HDMI 2.1 ports alongside Wi-Fi 6 and wired Ethernet make it well suited to setups with multiple connected devices, and the full smart TV platform with compatibility across Google Assistant, Amazon Alexa, and Apple HomeKit fits naturally into existing smart home environments. Users who rely primarily on broadcast television will also benefit from the comprehensive DVB tuner support covering terrestrial, cable, and satellite standards.

Who is this NOT for?

The 60Hz native refresh rate makes this set a poor match for users who prioritize smooth motion in fast-paced sports or action content, or for those who intend to use the TV as a gaming display where higher refresh rates are expected. Viewers seeking a more immersive audio experience from the built-in speakers will find the 2 x 10W stereo-only setup without a subwoofer limited for large-room listening, particularly with cinematic or bass-heavy content. Additionally, the 73 mm depth and 45.2 kg weight require careful wall-mount planning, making the set less suitable for installations where a slim, lightweight profile is a priority.

Display:

display resolution 4K (UHD)
Display type LED-backlit, LCD
screen size 84.6"
resolution 3840 x 2160 px
pixel density 52 ppi
display colors 1070 million
bit depth 10-bit
refresh rate 60Hz
supports HDR10
supports HDR10+
supports Dolby Vision
supports HLG
has anti-reflection coating
has an ambient light sensor
maximum horizontal viewing angle 178º
maximum vertical viewing angle 178º

The Sony Bravia K-85S30 uses an 84.6-inch LED-backlit LCD panel with a 4K resolution of 3840 x 2160 pixels at a pixel density of 52 ppi, a 10-bit color depth, and a color palette of up to 1.07 billion colors. The display runs at a 60Hz refresh rate and supports HDR10, Dolby Vision, and HLG, while HDR10+ is not available. Viewing angles reach 178 degrees both horizontally and vertically, an anti-reflection coating is applied to the screen surface, and an ambient light sensor enables automatic brightness adaptation to the surrounding environment.

Connectivity:

Has Bluetooth
HDMI version HDMI 2.1
HDMI ports 4
supports Wi-Fi
Wi-Fi version Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
Bluetooth version 5.3
USB ports 2
RJ45 ports 1
supports Miracast
has a socket for a 3.5 mm audio jack
has an external memory slot
has a VGA connector
DVB standards DVB-T, DVB-T2, DVB-C, DVB-S, DVB-S2
has a DVI connector

The K-85S30 offers a solid wired connection lineup with four HDMI 2.1 ports, two USB ports, and one RJ45 Ethernet port, while wireless connectivity covers Wi-Fi 4, Wi-Fi 5, and Wi-Fi 6 (802.11ax) alongside Bluetooth 5.3 and Miracast screen mirroring. Broadcast reception is handled across DVB-T, DVB-T2, DVB-C, DVB-S, and DVB-S2 standards for broad tuner compatibility. A 3.5 mm headphone jack, external memory slot, VGA connector, and DVI connector are all absent.

Audio:

supports Dolby Digital
audio output power 2 x 10W
supports Digital Out
supports Dolby Digital Plus
has SRS TheaterSound HD
has stereo speakers
has Dolby Atmos
has Dolby Audio
supports Dolby Virtual
has a subwoofer
HDMI ARC / eARC HDMI ARC, HDMI eARC

The built-in audio system consists of stereo speakers rated at 2 x 10W, with no subwoofer included. Dolby format support covers Dolby Atmos, Dolby Digital, Dolby Digital Plus, and Dolby Audio, while Dolby Virtual and SRS TheaterSound HD are not available. Digital audio output is present, and both HDMI ARC and HDMI eARC are provided for connecting external audio devices such as soundbars or AV receivers.

Design:

width 1901 mm
weight 45200 g
thickness 73 mm
height 1090 mm
volume 151262.57 cm³
Supports VESA mount
maximum operating temperature 40 °C
lowest potential operating temperature 0 °C

The Sony Bravia K-85S30 measures 1901 mm wide, 1090 mm tall, and 73 mm thick, with a total volume of 151262.57 cm³ and a weight of 45.2 kg — dimensions that reflect its large-screen format and will require careful planning for placement or wall installation. VESA mounting is supported for those choosing a wall-mounted setup. The set is rated for operation between 0 °C and 40 °C, covering standard indoor temperature conditions.

Features:

has Chromecast built-in
has AirPlay
has built-in smart TV
compatible with Google Assistant
works with Alexa
works with Siri/Apple HomeKit
supports a remote smartphone
has a rechargeable remote control
supports USB recording
operating power consumption 372W
standby power consumption 0.5W
has a search browser
has a sleep timer
has a child lock
warranty period 1 years
has voice commands

The K-85S30 functions as a fully integrated smart TV with a built-in browser, Chromecast, and AirPlay, and is compatible with Google Assistant, Amazon Alexa, and Siri via Apple HomeKit, with voice commands supported directly on the device. A smartphone can be used as a remote control, though the included remote is not rechargeable. USB recording is available for capturing broadcast content, and the set also includes a sleep timer and a child lock for everyday convenience. Operating power consumption is rated at 372W with a 0.5W standby draw, and the television is covered by a one-year warranty.

Miscellaneous:

has a front camera
Final Verdict

The Sony Bravia K-85S30 is a large-screen LED LCD television that covers the essentials well — a 4K panel with Dolby Vision and HLG support, a thorough smart platform spanning all three major voice assistant ecosystems, and four HDMI 2.1 ports that give users plenty of room to connect source devices. Its 60Hz refresh rate and stereo-only speaker system without a subwoofer place some natural boundaries on what the set can deliver for motion-sensitive viewing or immersive in-room audio, and the 73 mm chassis depth is worth accounting for in wall-mount scenarios. For users whose primary needs revolve around everyday broadcast viewing, streaming, and smart home integration across a genuinely large 84.6-inch screen, the K-85S30 represents a functionally complete option that handles its core use cases capably.

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