Sony Bravia K-50S20 50" specifications and in-depth review

Sony Bravia K-50S20 50"

Manufacturer: Sony

The Sony Bravia K-50S20 is a 49.5″ 4K television built around an LED-backlit LCD panel capable of rendering up to 1.07 billion colors at a native resolution of 3840x2160 pixels. It ships with a full smart TV platform that includes Chromecast built-in, AirPlay, and voice assistant compatibility with both Google Assistant and Alexa, alongside USB recording and a built-in browser for added everyday versatility.

On the connectivity front, the set offers three HDMI 2.1 ports — one of which supports both ARC and eARC — along with a single USB port, an RJ45 Ethernet socket, Wi-Fi 5, and Bluetooth 5.0. Audio is handled by a stereo speaker system rated at 2x10W with Dolby Audio processing and a digital audio output, while the display itself carries a 10-bit panel with a 178° horizontal and vertical viewing angle, an anti-reflection coating, and HLG support for broadcast HDR content.

Pros
  • Supports both Chromecast built-in and AirPlay, covering wireless streaming from a wide range of devices
  • Three HDMI 2.1 ports provide ample connection options for external devices
  • Includes both HDMI ARC and eARC, simplifying audio passthrough to soundbars or receivers
  • Compatible with both Google Assistant and Alexa for hands-free voice control
  • Anti-reflection coating on the display helps reduce glare in varied lighting conditions
  • Wide 178° horizontal and vertical viewing angles allow comfortable viewing from off-center positions
Cons
  • 50Hz native refresh rate may result in less smooth motion handling for fast-moving content
  • No Dolby Vision or HDR10+ support limits compatibility with certain HDR content formats
  • Only one USB port restricts simultaneous connection of multiple USB devices
  • No adaptive synchronization technology, which may affect smoothness when gaming
  • No ambient light sensor means the screen brightness cannot automatically adjust to room conditions
  • The remote control is not rechargeable, requiring regular battery replacement
Who is this for?

This TV is a solid fit for everyday home viewing in living rooms or bedrooms where content is consumed at a relaxed pace, particularly for users who value a broad smart platform ecosystem. Its support for Chromecast, AirPlay, Google Assistant, and Alexa makes it well-suited to households that use a mix of Android and Apple devices for streaming. The wide 178° viewing angles and anti-reflection coating also make it appropriate for rooms with multiple seating positions or moderate ambient light, while DVB-T2, DVB-S2, and DVB-C tuner support covers a range of broadcast reception needs without requiring additional hardware.

Who is this NOT for?

Users who prioritize smooth motion in fast-paced content will find the 50Hz refresh rate a limiting factor, making this TV a poor match for dedicated gaming setups or sports enthusiasts who expect fluid on-screen movement. The absence of Dolby Vision, HDR10+, and adaptive synchronization also means it falls short for those building a home cinema focused on premium HDR formats or for console gamers who rely on variable refresh rate technology. Additionally, users who need to connect multiple USB devices simultaneously will be constrained by the single USB port available.

Display:

display resolution 4K (UHD)
Display type LED-backlit, LCD
screen size 49.5"
resolution 3840 x 2160 px
pixel density 89 ppi
display colors 1070 million
bit depth 10-bit
refresh rate 50Hz
supports HDR10
supports HDR10+
supports Dolby Vision
supports HLG
Adaptive synchronization None
has anti-reflection coating
has an ambient light sensor
maximum horizontal viewing angle 178º
maximum vertical viewing angle 178º

The display on this TV measures 49.5″ and uses an LED-backlit LCD panel delivering a 4K UHD resolution of 3840x2160 pixels at a pixel density of 89 ppi, with a 10-bit color depth capable of reproducing up to 1,070 million colors. The screen operates at a 50Hz refresh rate and supports both HDR10 and HLG for compatible HDR content, though HDR10+, Dolby Vision, and adaptive synchronization are not supported. On the viewing experience side, the panel offers a 178° horizontal and vertical viewing angle along with an anti-reflection coating, while an ambient light sensor is absent and no adaptive sync technology is included.

Connectivity:

Has Bluetooth
HDMI version HDMI 2.1
HDMI ports 3
supports Wi-Fi
Wi-Fi version Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Bluetooth version 5
USB ports 1
is DLNA-certified
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 TV provides a well-rounded set of wired and wireless connectivity options, including three HDMI 2.1 ports, one USB port, and a single RJ45 Ethernet socket, with no VGA or DVI connectors present. Wireless connectivity covers both Wi-Fi 4 (802.11n) and Wi-Fi 5 (802.11ac) alongside Bluetooth 5.0, and the set is DLNA-certified with Miracast support for screen mirroring. A 3.5mm headset jack is available for direct audio output, while there is no external memory slot. For broadcast reception, the TV supports a broad range of DVB standards including DVB-T, DVB-T2, DVB-C, DVB-S, and DVB-S2.

Audio:

has DTS Surround
audio output power 2 x 10W
supports Digital Out
has SRS TheaterSound HD
has stereo speakers
has Dolby Atmos
has DTS-HD Master Audio
has Dolby Audio
has a subwoofer
has a DTS-HD High Resolution
has DTS:X
HDMI ARC / eARC HDMI ARC, HDMI eARC

Audio output is handled by a stereo speaker system rated at 2x10W with Dolby Audio processing, while formats such as Dolby Atmos, DTS Surround, DTS-HD Master Audio, DTS-HD High Resolution, DTS:X, and SRS TheaterSound HD are not supported, and no subwoofer is included. For external audio setups, the TV supports both HDMI ARC and HDMI eARC alongside a digital audio output, making it straightforward to connect a soundbar or AV receiver.

Design:

width 1127 mm
weight 9800 g
thickness 77 mm
height 662 mm
volume 57447.698 cm³
Supports VESA mount

The TV measures 1127 mm wide, 662 mm tall, and 77 mm thick, with a total volume of approximately 57,447 cm³ and a weight of 9,800 g. It supports VESA mounting, providing flexibility for wall installation arrangements.

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
standby power consumption 0.5W
has a search browser
has a sleep timer
warranty period 1 years
has voice commands

The TV comes with a built-in smart TV platform that includes Chromecast and AirPlay, and it responds to voice commands through both Google Assistant and Alexa, though Siri and Apple HomeKit are not supported. Smartphone remote control is available, while the physical remote is not rechargeable. Additional everyday features include USB recording, a built-in web browser, and a sleep timer, with standby power consumption rated at 0.5W. The set carries a 1-year warranty and does not include an external memory slot or Apple HomeKit compatibility.

Final Verdict

The Sony Bravia K-50S20 is a capable 49.5″ 4K LED LCD television that covers the essentials well for everyday home viewing. Its broad smart platform — spanning Chromecast, AirPlay, Google Assistant, and Alexa — gives it genuine versatility across mixed device households, and the combination of HDMI ARC/eARC support, wide viewing angles, and a full suite of DVB tuners adds practical value for typical living room setups. That said, a 50Hz refresh rate, the absence of advanced HDR formats like Dolby Vision and HDR10+, and the lack of adaptive sync place a ceiling on its appeal for gaming or premium home cinema use cases. For viewers who prioritize smart connectivity and straightforward broadcast flexibility over cutting-edge display performance, the K-50S20 represents a competent and well-rounded option within its category.

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