KEF Q4 Meta is a 2-way Passive Bass Reflex Surround speaker by KEF. It was released in September 2024. It features a 1" Hard-dome Tweeter and 1 x 5.25" Aluminum Woofer. The speaker has a frequency range of 65-20k Hz and a sensitivity of 86 dB. KEF Q4 Meta has an MSRP of 1000$ per pair.
Room Size Suitability
The size of the room where you plan to use the KEF Q4 Meta is a crucial factor in your decision. We have assessed its suitability for various room sizes based on its dimensions and maximum power output:
| Listening Environment* |
Suitability |
| Near-field | Poor |
| Small Room | Average |
| Mid-size Room | Good |
| Large Room | Average |
| Very Large Room | Poor |
(* Approximate Room sizes: Small < 100sq. ft / 9 m2, Mid-size: 100-220 sq. ft / 9-20 m2, Large 220-400 sq. ft / 20-36 m2, Very Large: > 400 sq. ft / 36 m2.
Average Floor Height: 9" / 2.7m. Typical room sizes differ from country to country, and the actual listening experience changes depending on floor height, room shape, surface materials, listening position, speaker locations, etc.)
KEF Q4 Meta Lifestyle
KEF's Q Meta Series of Loudspeakers
Q4 Meta is a member of KEF's Q Meta series of Passive speakers. Q Meta is the latest generation of KEF's Q Series, adding the Metamaterial Absorption Technology tweeter. Below you can see the main specs of these speakers.
See all 8 KEF Q Meta models compared »
KEF Q Meta Series Speakers
KEF Q Meta Series Speakers
Frequency Response of the KEF Q4 Meta Speaker
KEF Q4 Meta has a Frequency response range of 65-20k Hz and Power Range of Up to 150 watts. With a minimum frequency of 65 Hz, it is hard to expect a strong bass response from Q4 Meta so depending on your use case, using a subwoofer will significantly help to widen the response range.
Here we have a comparison of how Q4 Meta's Low frequency value compares with the average, max and min Low frequency values in its class.
Low Frequency
Surround Speakers
Thinking about a subwoofer for the KEF Q4 Meta?
Crossover frequency of the KEF Q4 Meta?
The crossover frequency of the Q4 Meta is set to 1.8 kHz. This is the threshold frequency where the higher frequency signals over this level are sent to the tweeter and the lower-frequency signals are sent to the woofer by the crossover component.
Impedance and Sensitivity
KEF Q4 Meta's nominal impedance level is
4 ohms but can go down to as low as
3.2 ohms, and has a sensitivity of
86 dB.
Sensitivity
Surround Speakers
Nominal Impedance of the 4 Ohms means that the KEF Q4 Meta is a difficult to drive speaker from nominal Impedance perspective, make sure that you choose an amplifier than can provide 4 Ohms for this speaker.
Many AVRs (audio/video receiver) in the market may have difficulty when the speakers dip below the 4 Ohms levels (this may cause clipping or even physical damage), so we recommend to not pair the KEF Q4 Meta with an AVR but use an Integrated Amplifier instead.
Sensitivity
With a sensitivity level of only 86 dB, KEF Q4 Meta is a difficult to drive speaker from Sensitivity perspective, make sure to choose an amplifier with a high output if you like listening to your music at high volume levels. You may especially have a hard time using Tube amplifiers which are traditionally very low power compared to Class A/B or Class D amps. Work out how loud the KEF Q4 Meta plays in your room →
Running more than one pair from a single amplifier? Check the load it would present →
Minimum Impedance of the KEF Q4 Meta
Even though the nominal impedance of the Q4 Meta is 4 ohms, the minimum impedance level of this speaker according to KEF is 3.2 ohms KEF Q4 Meta so while choosing an amplifier, you should ideally check if the unit you are considering can provide this impedance level.
What amplifier does the KEF Q4 Meta need?
At normal listening levels in a medium room, about
38–150 W
per channel into 4 ohms.
Set your own conditions and we will rank every amplifier we cover.
Prefer to browse? Integrated amplifiers under $1,000, or every amplifier we cover.
Input Type
Q4 Meta features Binding Post type connectors.
Work out what gauge speaker cable this run needs →
KEF Q4 Meta Back View
KEF Q4 Meta External Dimensions and Weight
KEF Q4 Meta has external dimensions of (Height x Width x Depth) 15.7 x 9.8 x 5.6 in. (400 x 250 x 142 mm ).
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 KEF Q4 Meta is approximately 355.0cm2 / 55.0inch2.
Find speakers that fit your shelf or alcove →
WeightThe KEF Q4 Meta weighs 5.73kg / 12.6lbs per piece. Here is a comparison of how Q4 Meta's weight compares with the average, max and min weights in its class.
Weight
All Surround Speakers
Weight
Surround Speakers under $1000
Cabinet type and Materials
KEF Q4 Meta 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.
Port Position
KEF Q4 Meta is a side-firing port speaker.
Available colors
KEF Q4 Meta is available in Satin Black, Satin White and Walnut.
Does the KEF Q4 Meta come with a Grille?
Q4 Meta comes with magnetic grilles. 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. Since the included grille of the Q4 Meta is magnetic type, it is very easy to put it on and off.
What's in the Box of KEF Q4 Meta?
Here are the items that are included inside the box of Q4 Meta:
- Q4 Meta
- Magnetic grilles (pair)
- Rubber feet
- Port bungs
- User manual and warranty information
Recommended Accessories
Here is a list of accessories that we think you may need for the KEF Q4 Meta.
User's Manual
For more information about how to setup, use and maintain the KEF Q4 Meta, use the direct link below to download the official manual document:
Download User Manual for KEF Q4 Meta
Official Brochure
Here is a link to download the official brochure for the KEF Q4 Meta speaker:
Official Brochure for KEF Q4 Meta
Official Product Page
Official manufacturer's product page for the KEF Q4 Meta speaker can be found below:
Official Product Page for KEF Q4 Meta
Warranty
5 Years of parts warranty and 5 Years of labor warranty is generally provided by the manufacturer.
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KEF Q4 Meta Lifestyle