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TCL 40-Inch Class S3 1080p LED Smart TV with Fire vs VIZIO 24-inch D-Series Full HD 1080p Smart TV with

Updated August 2026 — TCL 40-Inch Class S3 1080p LED Smart TV with Fire wins on design and smart features, VIZIO 24-inch D-Series Full HD 1080p Smart TV with wins on gaming support.

The TCL 40-Inch Class S3 offers a larger screen and better smart features, while the VIZIO D-Series excels in gaming performance and audio quality.

Why TCL 40-Inch Class S3 1080p LED Smart TV with Fire is better

Larger Screen

TCL has a 40-inch display compared to VIZIO's 24-inch.

Smart Features

TCL includes Alexa Voice Remote for voice control.

Price

TCL is priced at $149.99, making it cheaper.

Why VIZIO 24-inch D-Series Full HD 1080p Smart TV with is better

Gaming Performance

VIZIO features a V-Gaming Engine for optimized gameplay.

Audio Quality

VIZIO supports Dolby Atmos and DTS:X for immersive sound.

Picture Processing

VIZIO has an IQ Picture Processor for faster navigation.

Overall score

TCL 40-Inch Class S3 1080p LED Smart TV with Fire
85
VIZIO 24-inch D-Series Full HD 1080p Smart TV with
78

Specifications

SpecTCL 40-Inch Class S3 1080p LED Smart TV with FireVIZIO 24-inch D-Series Full HD 1080p Smart TV with
Smart TVYesYes
Voice ControlAlexaAlexa
BluetoothYesNo
AirPlayYesYes
Gaming ModeNoYes

Dimension comparison

TCL 40-Inch Class S3 1080p LED Smart TV with FireVIZIO 24-inch D-Series Full HD 1080p Smart TV with

Overview of the TCL 40-Inch Class S3 and VIZIO 24-inch D-Series Smart TVs

The TCL 40-Inch Class S3 is priced at $149.99, while the VIZIO 24-inch D-Series costs $158.00, making the TCL about 5% cheaper. Both televisions offer 1080p Full HD resolution, but their features and functionalities differ significantly. The TCL model emphasizes smart features and Alexa integration, while the VIZIO model highlights its gaming capabilities and picture processing technology.

Display Quality and Performance

Both the TCL 40-Inch Class S3 and the VIZIO 24-inch D-Series provide stunning 1080p Full HD resolution, ensuring crisp and clear picture quality. The TCL model boasts a FullView Metal Bezel-less Design, giving it a modern aesthetic that blends well into any home decor. Meanwhile, the VIZIO's Full Array LED Backlight technology is designed for superior light uniformity and picture performance, enhancing the viewing experience. Moreover, the VIZIO features an IQ Picture Processor that delivers faster navigation and quicker load times, making it easier to access your favorite content.

Smart Features and Streaming Capabilities

When it comes to smart features, the TCL 40-Inch Class S3 excels with its Alexa Voice Remote, allowing users to search and launch content using voice commands. It supports streaming from popular platforms like Netflix, Prime Video, and Disney+, providing access to over a million movies and TV episodes. On the other hand, the VIZIO 24-inch D-Series also offers robust streaming capabilities through its SmartCast platform, which includes popular apps like Netflix, Disney+, and YouTube. However, it is particularly geared towards gamers, featuring a V-Gaming Engine that optimizes picture modes for gameplay.

Connectivity Options

In terms of connectivity, the TCL model comes with two HDMI inputs, one of which supports ARC, allowing for seamless connections with gaming consoles and other devices. The inclusion of Bluetooth Personal Audio enables users to connect their compatible headphones for a private listening experience. Conversely, the VIZIO model also provides ample connectivity options, but it stands out with its support for Apple AirPlay and Chromecast built-in, offering versatile streaming capabilities directly from mobile devices.

Design and Build

The design of the TCL 40-Inch Class S3 leans towards a contemporary look with its edge-to-edge glass design, giving it a sleek appearance that is suitable for modern living spaces. The VIZIO 24-inch D-Series, while smaller, features a traditional design that remains functional and appealing. Both models are compact, but the TCL's larger screen size may be more suitable for viewers looking to enjoy a cinematic experience at home.

Audio Quality

Audio performance is another important aspect when comparing these two models. The TCL 40-Inch Class S3 allows for Bluetooth audio pairing, enhancing the viewing experience with the option of using personal headphones. In contrast, the VIZIO D-Series features 9-watt speakers and supports immersive audio pass-through for formats like Dolby Atmos and DTS:X, making it a better choice for those who prioritize audio quality, especially for gaming and cinematic experiences.

Price and Value

The TCL 40-Inch Class S3 is priced at $149.99, making it a more economical choice compared to the VIZIO 24-inch D-Series, which retails for $158.00. While the difference is only about $8.01, the value proposition shifts when considering the additional features offered by each model. For users looking for a larger screen and a more integrated smart TV experience, the TCL model may present a better value, while the VIZIO is ideal for gamers seeking enhanced performance.

Which should you buy?

Deciding between the TCL 40-Inch Class S3 and the VIZIO 24-inch D-Series ultimately depends on your specific needs and preferences. If you prioritize a larger display, a sleek design, and a robust smart experience, the TCL model is the better choice, especially at its lower price point of $149.99. However, if gaming performance and audio quality are your main concerns, the VIZIO D-Series, with its specialized gaming features and strong audio capabilities, may justify its slightly higher price of $158.00.