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Hisense AX3120Q 3.1.2Ch Sound Bar with Wireless vs LG S40TR 4.1 ch. Home Theater Soundbar with Rear

Updated July 2026 — Hisense AX3120Q 3.1.2Ch Sound Bar with Wireless wins on features and sound, LG S40TR 4.1 ch. Home Theater Soundbar with Rear wins on price and design.

The Hisense AX3120Q offers superior sound immersion and advanced features, while the LG S40TR is a budget-friendly option with solid performance.

Why Hisense AX3120Q 3.1.2Ch Sound Bar with Wireless is better

Sound Quality

Hisense features Dolby Atmos and DTS:X for immersive audio.

Connectivity

Hisense has more diverse connectivity options.

EQ Modes

Hisense includes seven EQ modes for optimized sound.

Why LG S40TR 4.1 ch. Home Theater Soundbar with Rear is better

Price

LG is significantly cheaper.

Design

LG features a stylish crest design.

User Interface

LG offers the WOW Interface for easy control.

Overall score

Hisense AX3120Q 3.1.2Ch Sound Bar with Wireless
85
LG S40TR 4.1 ch. Home Theater Soundbar with Rear
72

Specifications

SpecHisense AX3120Q 3.1.2Ch Sound Bar with WirelessLG S40TR 4.1 ch. Home Theater Soundbar with Rear
Channels3.1.24.1
SubwooferWirelessWireless
Bluetooth5.3N/A
Dolby SupportAtmos, DTS:XDigital
EQ Modes7N/A

Dimension comparison

Hisense AX3120Q 3.1.2Ch Sound Bar with WirelessLG S40TR 4.1 ch. Home Theater Soundbar with Rear

Overview of the Hisense AX3120Q and LG S40TR

The Hisense AX3120Q is priced at $279.99, while the LG S40TR is about 17% cheaper at $196.99. Both soundbars offer unique features that cater to different audio preferences and setups. The Hisense model boasts a more advanced 3.1.2 channel configuration, making it suitable for users seeking a more immersive audio experience. In contrast, the LG soundbar provides a robust 4.1 channel setup with rear surround speakers, which aims to deliver a cinematic sound experience at a lower price point.

Sound Quality Comparison

When it comes to sound quality, the Hisense AX3120Q excels with its Dolby Atmos and DTS:X technology, which creates a three-dimensional soundscape. This soundbar features five front-firing speakers and two up-firing speakers, delivering a powerful audio experience that fills the room. On the other hand, the LG S40TR, while equipped with Dolby Digital and DTS Digital compatibility, focuses on delivering strong audio through its 4 channels and additional wireless rear speakers. Although both models promise significant sound enhancements, the Hisense offers a more sophisticated audio performance, particularly for those who appreciate detailed sound immersion.

Design and Aesthetics

The Hisense AX3120Q presents a sleek black finish that complements most modern home entertainment setups, while the LG S40TR features a stylish crest design with a metal grill that prevents dust accumulation. The design of the LG soundbar not only enhances aesthetics but also adds practical functionality. While both models are designed to fit seamlessly into a home theater setup, the LG's visual appeal may attract consumers looking for a device that is both functional and stylish.

Connectivity Options

In terms of connectivity, the Hisense AX3120Q stands out with multiple options, including HDMI eARC, optical, AUX, and USB ports. Additionally, it features Bluetooth 5.3 for wireless music streaming, enhancing its versatility. The LG S40TR offers similar connectivity with its wireless rear speakers, eliminating additional wiring hassles. However, it does not specify the range of ports available. For users who prioritize diverse connectivity options, the Hisense model appears to have the edge.

User Experience and Features

The Hisense AX3120Q includes seven EQ modes that allow users to optimize sound for different types of content such as movies, music, and games. This flexibility enhances the overall user experience, making it ideal for various entertainment scenarios. Meanwhile, the LG S40TR introduces the WOW Interface, which allows for seamless control of both the soundbar and LG TVs using one remote. While both products offer user-friendly features, the Hisense’s EQ versatility may appeal more to audiophiles who enjoy customizing their sound preferences.

Immersive Audio Technology

The immersive audio technology in the Hisense AX3120Q, particularly with its Dolby Atmos and DTS:X capabilities, allows for sound that appears to come from all around the listener, thus significantly enhancing the viewing experience. The LG S40TR, while effective with Dolby Audio, does not offer the same level of immersive audio technology as the Hisense. For consumers looking for a truly enveloping surround sound experience, the Hisense soundbar clearly stands out in this category.

Price and Value Proposition

The Hisense AX3120Q is priced at $279.99, while the LG S40TR offers a more budget-friendly option at $196.99, representing a savings of approximately $83. The lower price of the LG soundbar makes it an attractive option for consumers who want solid performance without breaking the bank. However, for those willing to invest more for superior audio quality and advanced features, the Hisense AX3120Q justifies its higher price with enhanced sound capabilities and additional features.

Which should you buy?

Deciding between the Hisense AX3120Q and the LG S40TR ultimately depends on your audio needs and budget. If you prioritize advanced sound immersion and diverse connectivity, the Hisense AX3120Q is the clear winner, albeit at a higher price. However, if you're looking for a solid home theater soundbar that delivers excellent performance without a hefty price tag, the LG S40TR is an excellent choice. Each soundbar has its strengths, making the final decision heavily reliant on personal preferences and specific requirements.