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  1. Home
  2. Q Acoustics Speakers
  3. Powered Stereo Speakers
  4. Q Acoustics M40
Q Acoustics M40 Review
Q Acoustics M40 - Front View

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Main Features

  • 0.875" Dome Tweeter
  • 2 x 5" Woofer
  • 38-22k Hz Frequency Response
  • 50-watt RMS( 100-watt Peak) Integrated Amplifier
  • 24-bit Max Depth / 192 kHz Max Sample Rate
  • Built-in 5.0 Bluetooth
  • Weight: 27.30 lbs / 11.80 kg
  • Dimensions(HxWxD): 28"x10"x11.7" / 710.0 x 250.0 x 296.0mm
MSRP: $999 (list price)
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Q Acoustics M40 Review
Q Acoustics M40 Q Acoustics M40
Check price atAmazon›

Made by Q Acoustics · United Kingdom · since 2006 · sold through dealers

Q Acoustics M40 is a 2-way Powered Bass Reflex Floor-standing speaker by Q Acoustics. It was released in 2022. M40's built-in amplifier provides 50-watt RMS( 100-watt Peak). The built-in power amplifier saves space & eliminates the need to connect Q Acoustics M40 to a stereo receiver or external power amp. It features a 0.875" Dome Tweeter and 2 x 5" Woofer. The speaker has a frequency range of 38-22k Hz. Q Acoustics M40 has an MSRP of 999$ per pair.

Q Acoustics M40  Lifestyle
Q Acoustics M40 Lifestyle


**This post contains affiliate links, and we will be compensated if you make a purchase after clicking through our links. As an Amazon Associate I earn from qualifying purchases.

Frequency Response of the Q Acoustics M40 Speaker

Q Acoustics M40 has a Frequency response range of 38-22k Hz. With a minimum frequency of 38 Hz, M40 delivers deep bass that will likely satisfy most listeners, especially those who enjoy music. However, movie enthusiasts and music fans who prefer a full range of sound may still benefit from adding a subwoofer.

Here we have a comparison of how M40's Low frequency value compares with the average, max and min Low frequency values in its class.
Low Frequency
Floor-standing Speakers
Q Acoustics M40
Min
Average
Median
Thinking about a subwoofer for the Q Acoustics M40?
  • Powered subwoofers under $1,000 - a similar price range to these speakers
  • Every powered subwoofer we cover, whatever the budget
Q Acoustics M40 Woofer
Q Acoustics M40's Woofer


Q Acoustics M40 Tweeter
Q Acoustics M40's Dome Tweeter

Q Acoustics M40 Back View
Q Acoustics M40 Back View

Handheld Remote

Q Acoustics M40 comes with a handheld remote which is obviously very useful to control your powered speakers from a distance.

Q Acoustics M40 Remote
Q Acoustics M40 Handheld Remote

Bluetooth Connectivity

Q Acoustics M40 employs Built-in 5.0 Bluetooth for wireless music streaming from your Bluetooth-enabled devices such as Apple iPod/iPhone/iPad, Android smartphone/tablet, Windows PC, Mac computers/laptops. M40 can playback up to 24-bit / 192 kHz with compatible devices.

Q Acoustics M40 supports the following Bluetooth Codecs when used with supported devices:

  • aptX HD
  • aptX
  • AAC
  • SBC

Supported Wireless Streaming System

Q Acoustics M40 supports the following wireless streaming methods:

  • Bluetooth

Inputs and Outputs

  • 3.5mm Minijack Input
  • RCA Input
  • USB Port: USB-B
  • mono-RCA Subwoofer Output
  • Digital Input: Optical
  • Ethernet Port

Q Acoustics M40 Connections
Q Acoustics M40 Connections

Q Acoustics M40 External Dimensions and Weight

Q Acoustics M40 has external dimensions of (Height x Width x Depth) 10 x 28 x 11.7 inch (710.0 x 250.0 x 296.0mm ).

Base Surface Area
Base surface area of a loudspeaker may become a determining factor when the space in your room or desk is limited. The base area of Q Acoustics M40 is approximately 740.0cm2 / 114.7inch2.

Find speakers that fit your shelf or alcove →  ·  Work out where they should sit in the room →

Weight

The speaker with the built-in amplifier weighs 12.40kg / 27.3lbs whereas the other speaker weighs 11.80kg/ 26lbs. Here is a comparison of how M40's weight compares with the average, max and min weights in its class.

Weight
All Floor-standing Speakers
Q Acoustics M40
Min
Average
Median
Weight
Floor-standing Speakers under $1000
Q Acoustics M40
Min
Average
Max

Cabinet type and Materials

Q Acoustics M40 has a Bass Reflex type cabinet. Bass Reflex type loudspeakers (aka Ported, Vented or Reflex Port) have enclosures that uses a port, hole or vent cut into the cabinet. Ported designs are generally more efficient than the Sealed designs.

Q Acoustics M40  Feet
Q Acoustics M40 Feet

Port Position

Q Acoustics M40 is a rear-firing port speaker so you have to make sure you leave enough space between the back of the speaker and wall or bookshelf so that it has room to breathe. M40 comes with 2 Foam port plugs so if you don't have any choice but place the speakers too close to the walls or other surfaces, you can use these plugs in order to avoid boomy or too much bass.

Available colors

Q Acoustics M40 is available in Black, White and Walnut.

Q Acoustics M40  Colors
Q Acoustics M40 Colors

Does the Q Acoustics M40 come with a Grille?

M40 comes with fixed grilles in Black color choices. The purpose of the grille is to protect the delicate driver elements from external impacts while still allowing the sound to pass as clearly as possible.

Q Acoustics M40  with Grille
Q Acoustics M40 with Grille

What's in the Box of Q Acoustics M40?

Here are the items that are included inside the box of M40:
  • 1x Powered M40 speaker
  • 1x Passive M40 speaker
  • 4x Rear Stabiliser
  • 8x M5 screw
  • 8x Spike Feet
  • 8x Spike Cover
  • 1x Remote Handset (including batteries)
  • 1x Speaker Cable (4 metres)
  • 1x UK Power Cord (2 metres)
  • 1x EU Power Cord (2 metres)
  • 2x Foam Bungs

Recommended Accessories

Here is a list of accessories that we think you may need for the Q Acoustics M40.

  • Vibration Isolators: IsoAcoustics isolators are our favorite isolators but you may find more affordable options too.
  • Acoustic Panels and Treatments: Your room is as important as your stereo equipment so acoustic treatments goes a long way in improving the overall performance.

Official Product Page

Official manufacturer's product page for the Q Acoustics M40 speaker can be found below:
Official Product Page for Q Acoustics M40

Warranty

2 Years of parts warranty and 2 Years of labor warranty is generally provided by the manufacturer.

Related Videos

Q Acoustics M40  Lifestyle
Q Acoustics M40 Lifestyle

Q Acoustics M40 Alternatives in Powered Floor-standing Speakers
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DALI Oberon 5
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AE100 Mark II
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KEF LS50C Meta
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2-way 88 dB 8 ohms 52-28k Hz
Frequently Asked Questions about Q Acoustics M40

Does the Q Acoustics M40 need an amplifier?

The Q Acoustics M40 is an active speaker with a 50-watt RMS built-in amplifier (100-watt peak). You do not need a separate amplifier or receiver - just a source.

Does the Q Acoustics M40 need a subwoofer?

The Q Acoustics M40 reaches down to 38Hz (full range 38-22k Hz). That is deep enough that many listeners will not feel the need for a subwoofer with music.

What drivers does the Q Acoustics M40 use?

The Q Acoustics M40 is a 2-way design using a 0.875" Dome tweeter and 2 x 5" woofers.

Is the Q Acoustics M40 sealed or ported?

The Q Acoustics M40 uses a Ported enclosure. A ported design uses a tuned vent to get more low-end output from the same driver, but it wants some breathing room behind it.

Does the Q Acoustics M40 have Bluetooth or wireless streaming?

Yes. The Q Acoustics M40 supports Bluetooth 5.0.

Can the Q Acoustics M40 be wall mounted?

The Q Acoustics M40 does not include a wall-mount bracket or keyhole, so it is designed to sit on a stand, shelf or the floor.

Does the Q Acoustics M40 come with grilles?

Yes. The Q Acoustics M40 comes with removable grilles (Black).

How big and heavy is the Q Acoustics M40?

The Q Acoustics M40 weighs 11.80kg / 26lbs each and measures 10 x 28 x 11.7 inch (HxWxD).

How much does the Q Acoustics M40 cost?

The Q Acoustics M40 has a manufacturer's list price (MSRP) of $999 per pair.


Q Acoustics M40 Detailed Specifications

General
BrandQ Acoustics
Full Model NameQ Acoustics M40
Speaker Type2-way Floor-standing
Frequency Response38-22k Hz
Release Date2022
Amplifier Specs
Watts RMS50 watts
Watts Max100 watts
TypeClass D
Watts by Driver2 x 65-watts
DAC Specs
Max Digital Audio Bit Depth24-bit
Max Digital Audio Sample Rate192 kHz
DRIVERS
Woofer Size5-inch
Woofer Composition
Tweeter Size0.875-inch
Tweeter TypeDome
Port Positionrear
DIGITAL ECOSYSTEM
Amazon AlexaNo
Google AssistantNo
Wireless StreamBluetooth
Built-in DSPYes
Subwoofer Outputmono-RCA

CONNECTIONS
USB PortUSB-B
Aux Input3.5mm, Stereo RCA
Phono InputNo
Digital InputOptical
HDMI InputNo
Headphone JackNo
BluetoothBuilt-in 5.0
Bluetooth CodecaptX HD, aptX, AAC, SBC
Wi-FiNo
Wi-Fi BandsNo
Wi-Fi BandsNo
Port Positionrear
PHYSICAL SPECS
Height710.0mm ( 28-inch)
Width250.0mm ( 10-inch)
Depth296.0mm ( 11.7-inch)
Height710.0mm ( 28-inch)
Weight11.8 kg (27.3 lbs)
EnclosureBass Reflex
Available ColorsBlack, White, Walnut
Mounting BracketNo
GrilleYes
Moisture ResistanceNo
OTHER
Handheld RemoteYes
Parts Warranty2 Years
Labor Warranty2 Years
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