TCL
TCL 55S455 55-Inch 4K UHD HDR Roku Smart TV
★★★★★
4KUHD10WHDR
Elevate Your Home Entertainment with Stunning 4KThe TCL 4-Series Roku TV. Immerse yourself in breathtaking 4K Ultra HD resolution, HDR, and endless entertainment options with the Roku platform. Perfect for enjoying your favorite shows, movies, and games with enhanced clarity and vibrant colors. ...
$384.79*
View on Amazon
✓ In Stock on Amazon.com
*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.
Affiliate Disclosure: Studio Supplies may earn a commission from qualifying purchases made through links on this page, at no additional cost to you. This helps support our editorial team.
Notice a mistake? Let Us Know
Overview
Elevate Your Home Entertainment with Stunning 4K
The TCL 4-Series Roku TV. Immerse yourself in breathtaking 4K Ultra HD resolution, HDR, and endless entertainment options with the Roku platform. Perfect for enjoying your favorite shows, movies, and games with enhanced clarity and vibrant colors.
- Resolution: 4K Ultra HD
- Display: LED
- HDR: High Dynamic Range
- Smart Platform: Roku TV
- Refresh Rate: 60 Hz
- Connectivity: Wi-Fi (802.11ac 2x2 Dual Band), RF, USB, Ethernet, HDMI
- Aspect Ratio: 16:9
Key Features
Stunning 4K Ultra HD: Enjoy breathtaking 4K movies and TV shows at 4 times the resolution of Full HD. Plus your favorite HD shows, movies, and sporting events are enhanced to near Ultra HD resolution with advanced 4K Upscaling..Image Aspect ratio:16:9.Display Colors : 1.07 billion, Output Power : 10W + 10W
High Dynamic Range: HDR delivers bright and accurate colors for a lifelike viewing experience.
1. Thousands of Streaming Channels: Enjoy the over half a million movies and TV episodes available to stream plus sports, news, music, kids and family, food, science and tech, fitness, foreign language and so much more.
Stream free TV, live news, sports, movies, and more: Start streaming free TV right from your home screen with Featured Free and The Roku Channel. Browse 150+ free live channels with the Live TV Channel Guide to find what to watch next.
Easy Voice Control: Find movie titles, launch or change channels, even switch inputs, using just your voice. Access to voice control feature available through the Roku mobile app, compatible third-party voice assistant devices and voice-enabled remote controls that can be purchased separately. Works with Siri, Alexa and Hey Google.
Specifications
Display Resolution
4K Ultra HD
Screen Size
55-Inch
High Dynamic Range (HDR)
Yes
Smart TV Platform
Roku TV
Display Colors
1.07 billion
Image Aspect Ratio
16:9
Output Power
10W + 10W
Voice Control Compatibility
Siri, Alexa, Hey Google
Pros & Cons
👍 Pros
- Delivers stunning 4K Ultra HD resolution, offering four times the detail of Full HD for an immersive viewing experience.
- Features High Dynamic Range (HDR) technology, providing bright and accurate colors for lifelike images.
- Offers access to thousands of streaming channels, ensuring a vast selection of movies, TV episodes, sports, and more.
- Includes features like Featured Free and The Roku Channel, allowing immediate access to a wide range of free content.
- Supports easy voice control through compatible devices or the Roku mobile app, simplifying content search and channel changes.
👎 Cons
- The voice control feature requires the Roku mobile app, a compatible third-party voice assistant device, or a separately purchased voice-enabled remote.
- Advanced 4K Upscaling enhances HD content to near Ultra HD, but it is not native 4K, which might be a distinction for some viewers.
- While it supports one billion display colors, the specific color gamut coverage percentage is not provided for discerning viewers.
- Output power for audio is 10W + 10W, which may be sufficient for casual viewing but might require external sound systems for a more robust audio experience.
- Details regarding the refresh rate of the display are not specified, which could be a factor for fast-paced content like sports or gaming.
Frequently Asked Questions
What resolution does the TCL 55S455 TV offer?
This TV delivers stunning 4K Ultra HD resolution, which is 4 times the resolution of Full HD, for breathtaking movies and TV shows.
Does this TV support HDR content?
Yes, it features High Dynamic Range (HDR) to provide bright and accurate colors for a more lifelike viewing experience.
How many streaming channels are available on this Roku Smart TV?
The TV provides access to thousands of streaming channels, including over half a million movies and TV episodes, plus sports, news, and more.
Can I watch free live TV on the TCL 55S455?
Yes, you can start streaming free TV directly from the home screen with Featured Free and The Roku Channel, and browse over 150 free live channels with the Live TV Channel Guide.
Is voice control an option for this television?
Yes, easy voice control is available to find movie titles, launch or change channels, or switch inputs, through the Roku mobile app, compatible third-party voice assistant devices, and voice-enabled remotes purchased separately.
Related Products
