Roku Smart TV – 55-Inch Select vs TCL 65-Inch Class S5 UHD 4K
Updated April 2026 — Roku Smart TV – 55-Inch Select wins on value, TCL 65-Inch Class S5 UHD 4K wins on gaming and hdr.
$268.00Roku Smart TV – 55-Inch Select Series, 4K HDR TV – Roku TV with Enhanced Voice Remote – Flat Screen LED Television with Wi-Fi for Streaming Live Local News, Sports, Family Entertainment
Roku
$409.99TCL 65-Inch Class S5 UHD 4K LED Smart TV with Fire TV (65S551F, 2024), Dolby Vision, HDR PRO+, Atmos, Alexa Built-in, Apple AirPlay 2, Streaming Television
TCL
The TCL 65-Inch Class S5 UHD 4K wins this comparison due to superior specifications in screen size, HDR support, and gaming features. While the Roku Smart TV offers a lower price point and extensive free channel access, the TCL model provides a more advanced visual and audio experience with Dolby Vision and Atmos support.
Why Roku Smart TV – 55-Inch Select is better
Lower Purchase Price
Priced at $268.00 compared to $409.99
Extensive Free Content
Access to 500 plus TV channels for free
Broad Voice Assistant Support
Compatible with 4 assistants including Siri and Google
Why TCL 65-Inch Class S5 UHD 4K is better
Larger Display Area
65-Inch screen versus 55-Inch panel
Superior HDR Formats
Supports 4 formats including Dolby Vision
High Refresh Rate Gaming
Features 120 Hz VRR for responsive gameplay
Advanced Audio Processing
Includes Dolby Atmos spatial audio
Overall score
Specifications
| Spec | Roku Smart TV – 55-Inch Select | TCL 65-Inch Class S5 UHD 4K |
|---|---|---|
| Screen Size | 55-Inch | 65-Inch |
| Resolution | 4K | 4K UltraHD |
| HDR Support | HDR10 | Dolby Vision, HDR10+, HDR10, HLG |
| Refresh Rate | null | 120 Hz VRR |
| Audio Technology | null | Dolby Atmos |
| Operating System | Roku | Fire TV |
| Price | $268.00 | $409.99 |
| Voice Control | Roku Voice, Siri, Alexa, Google | null |
Dimension comparison
Design and Build Quality
Both televisions feature flat screen designs intended to fit into modern living spaces. The Roku Smart TV utilizes a standard form factor suitable for various room sizes. The TCL model also adheres to a conventional flat screen aesthetic. Neither product description specifies detailed build materials or stand dimensions. Both units are designed to integrate into smart home environments, with the Roku model explicitly noting compatibility with various voice assistants for control. Physical design differences are primarily dictated by the screen size variation between the two units.
Screen Size and Resolution
The most immediate physical difference between these two models is the display size. The Roku Smart TV comes with a 55-Inch panel, while the TCL model offers a 65-Inch Class display. This represents a significant increase in viewing area for the TCL unit. Both televisions deliver 4K resolution. The TCL specifies this as 4K UltraHD Resolution, noting it provides 4X the resolution of 1080p Full HDTVs. The Roku model describes its display as Sharp 4K that brings out rich detail. Viewers seeking a larger canvas for their content will find the TCL option provides more screen real estate.
Picture Quality and HDR
High Dynamic Range support varies significantly between these two televisions. The Roku Smart TV supports HDR10, which helps colors pop off in lifelike clarity. It also features Roku Smart Picture to clean up incoming TV signals and optimize picture modes. The TCL 65-Inch model offers a more comprehensive HDR suite, labeled as HDR PRO+. This includes support for Dolby Vision, HDR10+, HDR10, and HLG. The TCL description states this allows for enhanced contrast, accurate colors, and fine details utilizing advanced formats. Additionally, the TCL utilizes a High Brightness LED Backlight to ensure a brilliant picture in any room. The Roku relies on signal optimization rather than specifying backlight technology.
Gaming Performance
Gamers will find distinct differences in performance capabilities. The TCL 65-Inch Class S5 includes a Game Accelerator 120 feature. This supports up to fast 120 Hz VRR, designed to allow responsive gameplay without lag. It also includes Auto Game Mode (ALLM) which automatically enables game mode for the lowest possible input lag and latency. The Roku Smart TV product data does not specify refresh rates or specific gaming modes like VRR or ALLM. For users prioritizing competitive gaming or high-frame-rate content, the TCL specifications provide measurable advantages in latency and motion handling.
Audio Capabilities
Audio processing technology is another area where specifications diverge. The TCL model features Dolby Atmos Audio, described as advanced spatial audio processing found in movies, TV shows, and video games. It also lists Enhanced Dialogue as a feature. The Roku Smart TV product data does not specify a particular audio format or spatial processing technology. While both units will produce sound for viewing, the TCL explicitly markets advanced audio processing standards that typically contribute to a more immersive listening experience without external speakers.
Smart Platform and Features
Each television operates on a different smart platform ecosystem. The Roku Smart TV runs on the Roku OS, described as a go-to streaming destination for free entertainment. It offers 500 plus TV channels with live in-season shows, hit movies, weather, and local news. The home screen allows users to move apps around. The TCL model uses the Fire TV Experience, which gives quick access to live TV, video games, and music. It lets users stream over 1 million movies and TV episodes, though subscriptions may apply. Both platforms support automatic software updates to get the newest apps and features. The Roku model lists compatibility with Roku Voice, Siri, Alexa, or Google Assistant for voice control.
Price and Value
Cost is a major differentiator for these two products. The Roku Smart TV is listed at $268.00, positioning it as a budget-friendly option. The TCL 65-Inch Class S5 is priced at $409.99. The price difference reflects the larger screen size and additional feature set of the TCL model. The Roku model emphasizes value through free entertainment options, noting a ton of entertainment at the best price. The TCL model justifies its higher cost through hardware specifications like 120 Hz VRR and Dolby Vision. Buyers must weigh the initial cost savings against the long-term benefit of higher-end specifications.
Which One Should You Buy?
Choosing between these models depends on prioritizing cost versus performance. The Roku Smart TV is the appropriate choice for buyers seeking a lower price point of $268.00 and those who value access to over 500 free TV channels. It is also suitable for users who require specific voice assistant compatibility like Siri or Google Assistant. The TCL 65-Inch Class S5 is the better option for users who want a larger 65-Inch screen and superior picture quality via Dolby Vision. It is also the necessary choice for gamers requiring 120 Hz VRR and ALLM. While the TCL costs more, it delivers higher specifications in HDR, audio, and gaming performance.