KEF R11 Meta is a 3-way Passive Bass Reflex Floor-standing speaker by KEF. It was released in 2023. It features a 1" Vented dome Tweeter, 1 x 5" Midrange and 4 x 6.5" Hybrid Aluminum Woofer. The speaker has a frequency range of 46-28k Hz and a sensitivity of 90 dB. KEF R11 Meta has an MSRP of 6498$ per pair.
Room Size Suitability
The size of the room where you plan to use the KEF R11 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 | Are you nuts? |
| Small Room | Poor |
| Mid-size Room | Average |
| Large Room | Good |
| Very Large Room | Good |
(* 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 R11 Meta Speaker Structure
KEF replaced the older R11 with this model. Follow the link to read our detailed comparison of these models:
Compare KEF R11 Meta vs KEF R11
KEF R11 Meta Lifestyle
KEF's R META Series of Loudspeakers
R11 Meta is a member of KEF's R META series of Passive speakers. R Meta is the latest generation of KEF's R Series, adding Metamaterial Absorption Technology. Below you can see the main specs of these speakers.
See all 7 KEF R META models compared »
KEF R META Series Speakers
**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 KEF R11 Meta Speaker
KEF R11 Meta has a Frequency response range of 46-28k Hz and Power Range of 15-300 watts. With a minimum frequency of 46 Hz, R11 Meta delivers moderate bass depth so depending on your use case, you might want to consider adding a subwoofer to your system.
Here we have a comparison of how R11 Meta's Low frequency value compares with the average, max and min Low frequency values in its class.
Low Frequency
Floor-standing Speakers
Thinking about a subwoofer for the KEF R11 Meta?
KEF R11 Meta's Hybrid Aluminum Woofer
Among the speakers in our database with a max MSRP price of 10000$ (Pair), these are the 5 Passive Floor-standing speakers that have the deeper bass levels than the KEF R11 Meta's 46Hz:
Crossover frequency of the KEF R11 Meta?
R11 Meta is a 3-way speaker and its crossover frequency between the woofer and the midrange is set to 330 Hz and the crossover frequency between the midrange and the tweeter is set to 2500 Hz.
Impedance and Sensitivity
KEF R11 Meta's nominal impedance level is
4 ohms but can go down to as low as
3.2 ohms, and has a sensitivity of
90 dB.
Sensitivity
Floor-standing Speakers
Nominal Impedance of the 4 Ohms means that the KEF R11 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 R11 Meta with an AVR but use an Integrated Amplifier instead.
Sensitivity
90dB of the KEF R11 Meta is an average sensitivity for stereo speaker so it is neither easy nor difficult to drive Sensitivity wise. Work out how loud the KEF R11 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 R11 Meta
Even though the nominal impedance of the R11 Meta is 4 ohms, the minimum impedance level of this speaker according to KEF is 3.2 ohms KEF R11 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 R11 Meta need?
At normal listening levels in a medium room, about
15–240 W
per channel into 4 ohms.
Set your own conditions and we will rank every amplifier we cover.
Prefer to browse? See every integrated amplifier we cover.
Input Type
R11 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.
Work out what gauge speaker cable this run needs →
KEF R11 Meta Back View
KEF R11 Meta External Dimensions and Weight
KEF R11 Meta has external dimensions of (Height x Width x Depth) 51-inch x 12-1/4-inch x 15-1/8-inch (1296.0 x 312.0 x 385.0mm ).
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 KEF R11 Meta is approximately 1201.2cm2 / 186.2inch2.
To get a better perspective on the real life size of KEF R11 Meta, let's compare it with a standard size Compact Disc which has a diameter of 4.7inch (120mm).
KEF R11 Meta Speaker Size Compared to a Compact Disc
Here we place the KEF R11 Meta virtually next to a standard width amplifier and turntable on a media center to get a better idea about the size.
KEF R11 Meta Floor-standing Speaker next to a Media Stand
Find speakers that fit your shelf or alcove → · Work out where they should sit in the room →
WeightThe KEF R11 Meta weighs 36.59kg / 80.5lbs per piece. Here is a comparison of how R11 Meta's weight compares with the average, max and min weights in its class.
Weight
All Floor-standing Speakers
Weight
Floor-standing Speakers under $10000
Cabinet type and Materials
KEF R11 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.
Speaker Feet
KEF R11 Meta comes with Plinth and spike accessories which you can use to secure your loudspeaker on the surface that you are putting on.
It is always recommended to use some kind of feet under all types of speakers. Besides limiting the movement of the speakers, it also compensates for non-flat surfaces and limits the contact surface area of the speaker. Rubber based feet also help isolating the vibrations within certain frequency ranges.
Port Position
KEF R11 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.
KEF R11 Meta Port
Available colors
KEF R11 Meta is available in Black Gloss, White Gloss and Walnut.
KEF R11 Meta Colors
What's in the Box of KEF R11 Meta?
Here are the items that are included inside the box of R11 Meta:
- R11 Meta
- Microfiber grille
- Plinth and spike accessories
- Port bungs
- User manual and warranty information
Recommended Accessories
Here is a list of accessories that we think you may need for the KEF R11 Meta.
User's Manual
For more information about how to setup, use and maintain the KEF R11 Meta, use the direct link below to download the official manual document:
Download User Manual for KEF R11 Meta
Official Brochure
Here is a link to download the official brochure for the KEF R11 Meta speaker:
Official Brochure for KEF R11 Meta
Official Product Page
Official manufacturer's product page for the KEF R11 Meta speaker can be found below:
Official Product Page for KEF R11 Meta
Warranty
5 years of parts warranty and 5 years of labor warranty is generally provided by the manufacturer.
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