Q Acoustics QB12 Review – Subwoofer

The first Q Acoustics subwoofer to feature a 12in driver

Written by AudioGuru Staff | Updated January 3, 2023
Why You Can Trust AudioguruWhy You Can Trust Audioguru

Our expert, award-winning staff selects the products we cover and rigorously researches and tests our top picks. Reviews ethics statement.

Q Acoustics QB12 Review – Subwoofer

Q acoustic is well designed for your home cinema setup having an MDF cabinet. It is also available in multiple finishes. The MD cabinet of the QB12’s subwoofer has a “dart brace” construction with a 36mm thick baffle. By relieving pressure from the sound and lowering vibrations, this internal component serves to provide the driver with improved stability. resulting in a home theater-like experience and a more precise bass response.

However, it delivers a powerful punch to the sound system. The power output of the QB12 subwoofer is arguably its most notable characteristic. The QB12 can produce a tremendous amount of volume, but it also provides clarity, accuracy, and a dynamic sound that is audible at great distances. The amplifier’s Purepath Ultra-HD Technology guarantees excellent force and punch.

Our Verdict


The QB12 is the best option we could think of if you enjoy the sound of Q Acoustics speaker bundles but wish they had more power. This excellent subwoofer will fit into any appropriate speaker setup if you have room, money, and kind neighbours.


  • Strong and incisive
  • Doesn’t use sound to impose
  • Integrated well


  • Difficult to accommodate

If you’d like to learn more about the product.

Contact Us


  • QB12 is simple and convenient to place and set up since it is stimulating to hear.
  • The cabinet is built with an infinite baffle which provides rigidity to its motor system.
  • QB12 is equally at ease elaborating on the complexities of a double bass.
  • Powered by a 220W Texas Instruments TPA3255 Class D amplifier, The 30cm speaker hidden under the grille is more than capable of shaking the floor of your living room.
  • You can neatly fit it beneath the front three channels or even behind the sofa thanks to its thin design.
  • When it comes to power, Q Acoustics more than delivers with the QB12; nevertheless, if used carelessly, it could irritate your neighbours.

What’s in the box?

QB12 subwoofer, User manual, Power cable, 4 x adjustable floor spikes, 4 x floor spike locking rings and 4 x floor spike covers

Price and Availability

Price and Availability

The Q Acoustics QB12 Subwoofer is available for just under ₹72,000. You can get more detailed information about the current price and availability by consulting us.



The 220W Texas Instruments TPA3255 Class D amplifier powers a 12-inch long-throw speaker with exceptional sensitivity and excellent dynamics in the Q Acoustics QB12. The ultra-low distortion power amplifier and power supply are supported and cooled by a discretely built, custom die-cast aluminium heat sink on the back panel to assist maintain performance standards. In other places, a 0°/180° phase switch enables the user to balance and improve the fidelity of the left and right speakers’ integration. When the QB12 is put on carpeted flooring, adjustable spiked feet offer extra stability. Optional rubber covers for hardwood and other hard surfaces are also offered. It is cleverly constructed, with a detachable magnetic cover that conceals a recessed section where all connectors are hidden and channel wires that may neatly exit through the base of the subwoofer.

Sound Quality

Sound Quality

QB12’s audio performance is exact, detailed, and dynamic. For the least amount of thermal compression, a 50mm voice coil is supplied. It appears that you would be able to hear every bass sound in your movie, music, or gaming. The bass response from the QB12 would strike you square in the stomach if set to what feels like a high volume; in fact, your heartbeat would start to match the bass response from your media. The thundering bass from your QB12 may cause your neighbours to knock on your door if it is not adjusted gently; yet, you won’t hear the knock(s) nonetheless. delivers bass that is powerful. effortlessly integrates with the Q Acoustics sound systems.

Get an Immediate Inquiry Regarding the Product You Are Interested In.


Brand : Q Acoustics
Model : QB12 Subwoofer
Crossover Frequency : 70 Hz – 225 Hz
Dimensions : 427 x 400 x 440 mm
Frequency Response : 28 Hz – 300 Hz
Power Input : Class D
Weight: 21.5kg (47.4 lbs)


Is Q Acoustics QB12 good for home theater?

That being said, the best subwoofer for a home theater will depend on your specific needs and preferences. It’s always a good idea to do your research and read reviews before making a purchase to ensure that you are getting a high-quality product that meets your needs. You may also want to consider purchasing from a reputable retailer with a good return policy in case you are not satisfied with the QB12.

How is the sound quality of Q Acoustics QB12?

The QB12 is designed to produce a high-quality, low-frequency sound, and it is equipped with a 12-inch driver and a powerful amplifier that are capable of delivering deep and powerful bass. Many users report that the QB12 is able to produce a clean and accurate sound that enhances the overall audio experience.

However, it’s important to note that the sound quality of a subwoofer can be subjective and will depend on a variety of factors, including the size and acoustics of the room, the type of audio content being played, and personal preferences. Some users may find the sound quality of the Q Acoustics QB12 to be excellent, while others may not be as satisfied.

how is the design of Q Acoustics QB12?

The QB12 has a brushed aluminum finish that gives it a stylish and sophisticated look, and it is designed to be unobtrusive, with a minimal footprint that allows it to blend in with the rest of your home theater equipment.

Overall, the Q Acoustics QB12 is generally well-regarded for its design, with many users praising the subwoofer for its sleek and modern appearance. However, as with any product, the design is a matter of personal preference, and some users may not find the QB12 to be to their taste.

Want to Know How to Choose the Perfect Solution for Your Audio System?


The QB12 is the best option available if you adore the sound of Q Acoustics speaker bundles but wish they had more power. To get a QB12 subwoofer, you need to think about your budget, your space, and your neighbours. Because they are the only obstacles in your way if you’re looking to increase the low-end response in your present home theatre setup or are looking to get a plus-sized Q Acoustics to surround speaker kit. The QB 12 is the first subwoofer from Q Acoustics to have a 12″ driver. The large long-throw speaker has a 50mm voice coil and a 220-watt Class D ultra-low-distortion amplifier for tight, booming bass sound.

AudioGuru Staff

AudioGuru Staff

AudioGuru is a platform where we review and recommend audio products. When it comes to purchasing decisions, our journalists combine independent research with extensive testing to save you time, energy, and money. We’ll help you get it right, whether it’s finding an amazing product or getting useful advice.

Share Your Personal Experience by Writing a Review.

    Great bass reproduction and best subwoofer for bass lover

    By Sanjay Kumar 
    VerifiedThe "Verified Reviewer" authentication is just one more way that we strive to bring our readers the most accurate and reliable information.

    Length of Use: 3–6 months

    Overall Experience:

    For stunning effects that cause the room to shake. It fantastic sub woofer I’m happy with my purchase.


Add a YouTube video