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KEF Reference 4 Meta Review
KEF Reference 4 Meta

Main Features

  • 12th Generation Uni-Q Driver
  • 1" aluminium dome with MAT Tweeter
  • 5" aluminum cone with Uni-Q Technology Midrange
  • 4 x 6.5" aluminium cone Woofer
  • 48-35k Hz Frequency Response
  • 88 dB Sensitivity
  • Impedance: 4ohms
  • Power Range: 50-400watts
  • Weight:99.60 lbs / 45.20 kg
  • Dimensions(HxWxD): 8.1"x42.9"x18.2" / 205 x 1090 x 463 mm
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KEF Reference 4 Meta Review
KEF Reference 4 Meta KEF Reference 4 Meta
See at AMAZON

KEF Reference 4 Meta is a 3-way Passive Bass Reflex Center Channel speaker by KEF. Center channel speaker is an important component of a home theater system set-up as it delivers the listener significant part of the on-screen dialogue from your television. It features a 1" aluminium dome with MAT Tweeter, 1 x 5" Midrange and 4 x 6.5" aluminium cone Woofer. The speaker has a frequency range of 48-35k Hz and a sensitivity of 88 dB. KEF Reference 4 Meta has an MSRP of 8000$.

Room Size Suitability

The size of the room where you plan to use the KEF Reference 4 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-fieldAre you nuts?
Small RoomBad
Mid-size RoomPoor
Large RoomGood
Very Large RoomGood

(* 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 Reference 4 Meta  Lifestyle
KEF Reference 4 Meta Lifestyle

KEF's Reference META Series of Loudspeakers

Reference 4 Meta is a member of KEF's Reference META series of Passive speakers. Below you can see the main specs of these speakers.

KEF Reference META Series Speakers
Model Frequency SensitivityImpedance Woofer
KEF Reference 3 Meta
Compare
43-35k Hz 86 dB4Ω 2 x 6.5"
KEF Reference 1 Meta
Compare
45-35k Hz 85 dB4Ω 1 x 6.5"
KEF Reference 5 Meta
Compare
40-35k Hz 88 dB4Ω 4 x 6.5"
KEF Reference 4 Meta
48-35k Hz 88 dB4Ω 4 x 6.5"
KEF Reference 2 Meta
Compare
80-35k Hz 86 dB4Ω 2 x 6.5"


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

Frequency Response of the KEF Reference 4 Meta Speaker

KEF Reference 4 Meta has a Frequency response range of 48-35k Hz at ±3dB and Power Range of 50-400 watts. Here we have a comparison of how Reference 4 Meta's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.

Low Frequency
Center Channel Speakers
KEF Reference 4 Meta
Min
Average
Max
High Frequency
Center Channel Speakers
KEF Reference 4 Meta
Min
Average
Max

Crossover frequency of the KEF Reference 4 Meta?

Reference 4 Meta is a 3-way speaker and its crossover frequency between the woofer and the midrange set to 450Hz and the Crossover frequency between the midrange and the tweeter is set to 2100Hz.

Impedance and Sensitivity

KEF Reference 4 Meta's nominal impedance level is 4 ohms but can go down to as low as 3.2 ohms, and has a sensitivity of 88 dB.

Sensitivity
Center Channel Speakers
KEF Reference 4 Meta
Min
Average
Max

Nominal Impedance of the 4 Ohms means that the KEF Reference 4 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 Reference 4 Meta with an AVR but use an Integrated Amplifier instead.

Sensitivity

88dB of the KEF Reference 4 Meta is an average sensitivity for stereo speaker so it is neither easy nor difficult to drive Sensitivity wise.

Minimum Impedance of the KEF Reference 4 Meta

Even though the nominal impedance of the Reference 4 Meta is 4 ohms, the minimum impedance level of this speaker according to KEF is 3.2 ohms KEF Reference 4 Meta so while choosing an amplifier, you should ideally check if the unit you are considering can provide this impedance level.

Check the amplifiers that are in a similar price range to the KEF Reference 4 Meta:

  • Integrated Amps under 5000 USD
  • Integrated Amps under 10000 USD
  • Integrated Amps under 20000 USD
  • All Integrated Amplifiers

Input Type

Reference 4 Meta has Custom 5-way bi-wire tool-less binding posts type connectors and lets bi-amping/bi-wiring. Bi-wiring can enhance the overall transparency of your loudspeakers by using separate speaker wires for the low and high-frequency drivers from a single amplifier. Bi-amping, on the other hand, involves using separate amplifiers for the high and low-frequency drivers, potentially resulting in a greater dynamic range and reduced distortion.

KEF Reference 4 Meta Back View
KEF Reference 4 Meta Back View

KEF Reference 4 Meta External Dimensions and Weight

KEF Reference 4 Meta has external dimensions of (Height x Width x Depth) 8.1 x 42.9 x 18.2 in. (205 x 1090 x 463 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 Reference 4 Meta is approximately 5046.7cm2 / 782.2inch2.

To get a better perspective on the real life size of KEF Reference 4 Meta, let's compare it with a standard size Compact Disc which has a diameter of 4.7inch (120mm).

KEF Reference 4 Meta Real Life Body Size Comparison
KEF Reference 4 Meta Speaker Size Compared to a Compact Disc

Weight

The KEF Reference 4 Meta weighs 45.20kg / 99.4lbs per piece. Here is a comparison of how Reference 4 Meta's weight compares with the average, max and min weights in its class.

Weight
All Center Channel Speakers
KEF Reference 4 Meta
Min
Average
Max
Weight
Center Channel Speakers under $10000
KEF Reference 4 Meta
Min
Average
Max
KEF Reference 4 Meta  on a Stand
KEF Reference 4 Meta on a Stand

Cabinet type and Materials

KEF Reference 4 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 Reference 4 Meta 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.

Available colors

KEF Reference 4 Meta is available in High-Gloss White/Blue, High-Gloss White/Champagne, High-Gloss Black/ Grey, High-Gloss Black/Copper and Satin Walnut/Silver.

Recommended Accessories

Here is a list of accessories that we think you may need for the KEF Reference 4 Meta.

  • Speaker Cable and Connectors
    • Speaker Cables with Banana Plugs: If you know the lenght of the cable you need, this is the easier option to connect your speakers with your amp.
    • Speaker Cables without Connectors: If you are not sure about the lenght or need longer than standard cables with plugs, choose this option.
    • Banana Connectors and Plugs: If you chose the cables without connectors option or already have some cable around, pick the banana plugs separately.
  • Vibration Isolators: IsoAcoustics isolators 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.

User's Manual

For more information about how to setup, use and maintain the KEF Reference 4 Meta, use the direct link below to download the official manual document:
Download User Manual for KEF Reference 4 Meta

Official Brochure

Here is a link to download the official brochure for the KEF Reference 4 Meta speaker:
Official Brochure for KEF Reference 4 Meta

Official Product Page

Official manufacturer's product page for the KEF Reference 4 Meta speaker can be found below:
Official Product Page for KEF Reference 4 Meta

Warranty

5 years of parts warranty and 5 years of labor warranty is generally provided by the manufacturer.

Related Videos

KEF Reference 4 Meta Alternatives in Passive Center Channel Speakers
Model Type Sensitivity Impedance Frequency
KEF Reference 2 Meta
Compare
3-way 86 dB 4 ohms 80-35k Hz
KEF Reference 5 Meta
Compare
3-way 88 dB 4 ohms 40-35k Hz
KEF Reference 3 Meta
Compare
3-way 86 dB 4 ohms 43-35k Hz
KEF Reference 1 Meta
Compare
3-way 85 dB 4 ohms 45-35k Hz
Revel C426Be
Compare
3-way 90 dB 8 ohms 38-40k Hz
Focal Kanta Center
Compare
2-way 92 dB 8 ohms 55-44k Hz
Wharfedale Elysian C
Compare
3-way 91 dB 6 ohms 35-22k Hz
Emotiva Airmotiv C1+
Compare
3-way 89 dB 4 ohms 50 Hz – 28 kHz
Frequently Asked Questions about KEF Reference 4 Meta
What is the External Dimensions of KEF Reference 4 Meta
What is the Speaker Sensitivity of KEF Reference 4 Meta
is the KEF Reference 4 Meta an easy to drive speaker?

KEF Reference 4 Meta Detailed Specifications

General
BrandKEF
Full Model NameKEF Reference 4 Meta
Speaker Type3-way Center Channel
Power Range50-400 watts
Sensitivity88 dB
Impedance4 ohms
Max SPL116 dB
Frequency Response48-35k Hz
DRIVERS
Woofer Size6.5-inch
Woofer Compositionaluminium cone
Woofer SurroundRubber
Tweeter Size1-inch
Tweeter Typealuminium dome with MAT
Midrange Size5-inch
Crossover freq450Hz and 2100Hz
Port Positionrear

CONNECTIONS
Connector TypeCustom 5-way bi-wire tool-less binding posts
Biamp InputsYes
Port Positionrear
PHYSICAL SPECS
Height205.0mm ( 8.1-inch)
Width1090.0mm ( 42.9-inch)
Depth463.0mm ( 18.2-inch)
Height205.0mm ( 8.1-inch)
Weight45.20kg ( 99.60 lbs)
EnclosureBass Reflex
Available ColorsHigh-Gloss White/Blue, High-Gloss White/Champagne, High-Gloss Black/ Grey, High-Gloss Black/Copper, Satin Walnut/Silver
Mounting BracketNo
Moisture ResistanceNo
OTHER
Handheld RemoteNo
Parts Warranty5 years
Labor Warranty5 years
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