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Hisense AX3120Q 3.1.2Ch Sound Bar with Wireless vs TCL S45H 2.0 Sound Bar for Smart TV | Dolby Atmos

Updated July 2026 — Hisense AX3120Q 3.1.2Ch Sound Bar with Wireless wins on channels and weight, TCL S45H 2.0 Sound Bar for Smart TV | Dolby Atmos wins on size and design.

The Hisense AX3120Q offers superior audio performance and features, while the TCL S45H is a budget-friendly option with decent sound. Choose based on your audio needs and budget.

Why Hisense AX3120Q 3.1.2Ch Sound Bar with Wireless is better

Audio Quality

Hisense has a 3.1.2 channel setup for immersive sound.

Features

Includes multiple EQ modes for tailored audio.

Connectivity

Offers USB support in addition to HDMI and Bluetooth.

Why TCL S45H 2.0 Sound Bar for Smart TV | Dolby Atmos is better

Price

TCL is significantly cheaper at $79.99.

Design

TCL has a low-profile design that fits neatly under TVs.

Ease of Use

TCL features AI Sonic Auto Room Calibration for easy setup.

Overall score

Hisense AX3120Q 3.1.2Ch Sound Bar with Wireless
85
TCL S45H 2.0 Sound Bar for Smart TV | Dolby Atmos
70

Specifications

SpecHisense AX3120Q 3.1.2Ch Sound Bar with WirelessTCL S45H 2.0 Sound Bar for Smart TV | Dolby Atmos
Audio TechDolby Atmos, DTS:XDolby Atmos, DTS Virtual:X
Power OutputN/A100W
EQ Modes7 ModesN/A
ConnectivityHDMI, USB, BluetoothHDMI, Bluetooth
CalibrationManualAI Sonic

Dimension comparison

Hisense AX3120Q 3.1.2Ch Sound Bar with WirelessTCL S45H 2.0 Sound Bar for Smart TV | Dolby Atmos

Overview of Hisense AX3120Q and TCL S45H

The Hisense AX3120Q and TCL S45H are two soundbars catering to different audio needs, with notable differences in price and features. The Hisense AX3120Q retails for $279.99, while the TCL S45H is priced at $79.99, making the TCL about 71% cheaper than its competitor. However, the price isn’t the only factor to consider when choosing between these two models.

Audio Performance

Audio performance is a crucial aspect where these two soundbars diverge significantly. The Hisense AX3120Q boasts a 3.1.2 channel configuration with five front-firing and two up-firing speakers, providing a rich, immersive experience that supports Dolby Atmos and DTS:X technologies. In contrast, the TCL S45H features a simpler 2.0 channel setup but still offers Dolby Atmos and DTS Virtual:X for enhanced audio. While the Hisense excels in creating a more enveloping soundstage, the TCL’s 100W power output delivers room-filling audio, making it suitable for smaller spaces.

Connectivity Options

When it comes to connectivity, the Hisense AX3120Q offers a wide range of options including HDMI eARC, optical, AUX, and USB. Its versatility allows for seamless integration with various devices. The TCL S45H also supports HDMI eARC/ARC, optical, Bluetooth, and AUX connections, making it compatible with most smart TVs. While both soundbars provide robust connectivity, the Hisense offers an edge with its additional USB support, which can be beneficial for direct playback from USB devices.

Design and Size

Design and size often influence a buyer's decision, and here the TCL S45H has a slight advantage. The TCL soundbar is designed to be low-profile and sleek, measuring 31.89” W x 2.36” H x 3.86” D, allowing it to fit neatly under most TVs without being obtrusive. On the other hand, the Hisense’s dimensions are not specified, but it generally has a bulkier profile due to its more complex speaker configuration. If aesthetics and space-saving are priorities, the TCL S45H may appeal more to buyers.

Ease of Use

Ease of use is an important consideration for soundbar users. The TCL S45H includes a simple plug-and-play setup and comes with a full-function remote, making it user-friendly right out of the box. Furthermore, it features AI Sonic Auto Room Calibration, which adjusts audio settings based on your room layout. The Hisense AX3120Q also emphasizes user-friendliness with multiple EQ modes accessible via remote control, allowing quick adjustments for different content types. While both soundbars prioritize ease of use, the TCL’s auto-calibration feature adds a layer of convenience that may be particularly appealing to less tech-savvy users.

Price and Value

Price is a significant factor for many consumers, and the TCL S45H is clearly the more economical choice at $79.99 compared to the Hisense AX3120Q at $279.99. This represents a savings of about $200, making the TCL S45H about 71% less expensive. Despite the lower price, the TCL soundbar offers commendable features and performance for its class, while the Hisense provides advanced audio technology and a more immersive experience for those willing to invest more for higher quality.

Brand Reputation and Support

Both Hisense and TCL are reputable brands in the audio and electronics market. Hisense has established a strong presence, especially in the realm of home entertainment, while TCL is recognized as a leader in TVs and audio systems. The TCL S45H holds a better bestseller rank at 1824 compared to the Hisense AX3120Q at 4836, indicating a higher level of consumer preference. Additionally, TCL emphasizes customer support, which can provide peace of mind for buyers looking for reliable service.

User Experience and Reviews

User experience can greatly impact the decision-making process. The Hisense AX3120Q is praised for its immersive sound quality and multiple EQ modes, which enhance the listening experience for various content types. However, some users may find it more complex to set up compared to the TCL S45H, which is noted for its straightforward installation and intuitive controls. The feedback for the TCL indicates that it provides excellent value for its price, especially in smaller rooms where its sound performance shines.

Which should you buy?

Choosing between the Hisense AX3120Q and the TCL S45H ultimately depends on your audio needs and budget. If you seek a high-quality, immersive sound experience and are willing to invest more, the Hisense AX3120Q is the better choice. However, if you are looking for a budget-friendly option that still delivers solid audio performance, the TCL S45H stands out as an excellent alternative. With a significant price difference and commendable features, the TCL may be the more appealing choice for casual listeners or those with space constraints.