Roku Wireless Subwoofer vs TCL S45H 2.0 Sound Bar for Smart TV | Dolby Atmos
Updated July 2026 — Roku Wireless Subwoofer wins on bass, TCL S45H 2.0 Sound Bar for Smart TV | Dolby Atmos wins on connectivity and design.
The TCL S45H 2.0 Sound Bar offers a better overall value with advanced features and a lower price, making it the preferred choice for most users.
Why Roku Wireless Subwoofer is better
Bass Power
Roku Wireless Subwoofer delivers 150 watts of peak bass.
Wireless Setup
Easy wireless setup with Roku Smart Soundbar.
Brand Recognition
Roku is a well-known brand in home audio.
Why TCL S45H 2.0 Sound Bar for Smart TV | Dolby Atmos is better
Price
TCL S45H is $79.99, significantly cheaper.
Audio Technology
Features Dolby Atmos and DTS Virtual:X.
Connectivity
Multiple connectivity options including HDMI eARC.
Overall score
Specifications
| Spec | Roku Wireless Subwoofer | TCL S45H 2.0 Sound Bar for Smart TV | Dolby Atmos |
|---|---|---|
| Power Output | 150W | 100W |
| Wireless | Yes | Yes |
| Dolby Atmos | No | Yes |
| Room Calibration | No | Yes |
| Remote Control | No | Yes |
Dimension comparison
Overview of the Products
The Roku Wireless Subwoofer is priced at $129.00, while the TCL S45H 2.0 Sound Bar is more budget-friendly at $79.99. This price difference of about 39% makes the TCL model an attractive option for those looking to enhance their home audio experience without breaking the bank. While both products serve to improve sound quality, they target different audio needs and setups.
Design and Aesthetics
In terms of design, the TCL S45H 2.0 Sound Bar features a sleek, low-profile design that fits neatly under your TV, making it a stylish addition to any entertainment setup. The Roku Wireless Subwoofer, while functional, takes a more utilitarian approach. It can be placed anywhere within 30 feet of your TV, but it lacks the streamlined look of the TCL sound bar. If aesthetics are a priority, the TCL model's premium feel and modern design may be more appealing.
Sound Quality
The Roku Wireless Subwoofer excels at delivering deep bass with its capability to pump out 150 watts of peak power, creating immersive audio experiences that enhance movies and music. Conversely, the TCL S45H offers immersive Dolby Atmos and DTS Virtual:X sound, delivering rich, spatial audio without the need for additional speakers. While the Roku subwoofer adds depth to sound, the TCL sound bar provides a more balanced audio experience that is ideal for varied entertainment formats.
Features and Technology
The Roku Wireless Subwoofer boasts easy wireless setup, allowing it to connect to your existing Roku Smart Soundbar without the hassle of additional remotes. In contrast, the TCL S45H comes equipped with advanced features like AI Sonic Auto Room Calibration, which adjusts audio settings based on your room's layout. This feature ensures that the sound is optimized for your specific environment, giving the TCL sound bar a technological edge over the Roku subwoofer.
Connectivity Options
When it comes to connectivity, the TCL S45H stands out with multiple options, including HDMI eARC/ARC, optical, Bluetooth 5.2, and AUX, making it versatile for various devices beyond just smart TVs. This flexibility is particularly beneficial for users looking to integrate the sound bar into a more complex audio-visual setup. The Roku Wireless Subwoofer, however, is designed specifically to pair with the Roku Smart Soundbar, limiting its connectivity to that ecosystem.
Setup and Installation
Both products are designed for easy setup, but the TCL S45H takes the lead with its plug-and-play installation and an intuitive remote control. It comes with all necessary accessories, including an HDMI cable and a bonus wall-mount kit, providing a hassle-free installation experience. The Roku Wireless Subwoofer requires pairing with a Roku Smart Soundbar, which may complicate the setup process for users who are not already within that ecosystem.
Price Comparison
The price difference between these two products is significant, with the TCL S45H retailing at $79.99, which is about 39% cheaper than the Roku Wireless Subwoofer at $129.00. This lower price point makes the TCL sound bar a more accessible option for consumers who want to enhance their home audio without a substantial investment. While the Roku subwoofer offers more bass power, the TCL sound bar provides a well-rounded audio experience at a more attractive price.
Which should you buy?
Choosing between the Roku Wireless Subwoofer and the TCL S45H 2.0 Sound Bar ultimately depends on your specific audio needs and setup preferences. If you're looking for a robust bass experience and already own a Roku Smart Soundbar, the Roku Wireless Subwoofer is an excellent addition. However, if you seek a versatile, budget-friendly sound solution that offers immersive audio technology and easy connectivity, the TCL S45H is the better choice. With its advanced calibration technology and sleek design, it provides a well-rounded audio experience at a lower price point.

