KEF Q250c is a 2-way Passive Passive Radiator 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" Dome Tweeter and 1 x 5.25" aluminum Woofer. Q250c also employs one 6.5-inch passive radiators. The speaker has a frequency range of 68-28k Hz and a sensitivity of 87 dB. KEF Q250c has an MSRP of 600$.
What size of room is the KEF Q250c speaker good for?
The size of the room that you are planning to use the KEF Q250c is an important decision factor. Here we have evaluated its suitability to various size of environments considering its size and max power parameters:
| Listening Environment |
Suitability |
| Near-field | Average |
| Small Room | Good |
| Mid-size Room | Average |
| Large Room | Poor |
| Very Large Room | Bad |
What are the speakers in KEF's Q Series?
Q250c is a member of KEF's Q series of Passive speakers. Below you can see the main specs of these speakers.
KEF Q Series Speakers
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What is the Frequency Response of the KEF Q250c speaker?
KEF Q250c has a Frequency response range of 68-28k Hz at ±3dB (57Hz-50kHz at -6dB) and Power Range of 10-100 watts.
Here we have a comparison of how Q250c's Low and High frequency values compared with the average, max and min Low and High frequency values in its class.
Low Frequency
Center Channel Speakers
High Frequency
Center Channel Speakers
KEF Q250c's aluminum Woofer
Among the speakers in our database with a max MSRP price of 750$ (Pair), these are the 5 Passive Center Channel speakers that have the deeper bass levels than the KEF Q250c's 68Hz:
KEF Q250c's vented aluminum Dome Tweeter
What is the Crossover frequency of KEF Q250c?
Crossover frequency of the Q250c is set to 2500Hz. 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.
What is the Impedance and Sensitivity of the KEF Q250c? Is it an easy to drive speaker?
KEF Q250c's nominal impedance level is
8 ohms but can go down to as low as
3.4 ohms, and has a sensitivity of
87 dB.
Sensitivity
Center Channel Speakers
8 Ohms is pretty much the standard nominal impedance amongst stereo speakers and amplifiers so KEF Q250c is not considered a difficult to drive speaker from nominal Impedance perspective.
Sensitivity
With a sensitivity level of only 87 dB, KEF Q250c is a difficult to drive speaker from Sensitivity perspective, make sure to choose an amplifier with high output if you like listening your music at high volume levels. You may especially have hard time using Tube amplifiers which are traditionally very low power compared to Class A/B or Class D speakers.
Minimum Impedance of KEF Q250c
Even though the nominal impedance of the Q250c is 8 ohms, the minimum impedance level of this speaker according to KEF is 3.4 ohms KEF Q250c so while choosing an amplifier, you should ideally check if the unit you are considering can provide this impedance level.
Check our Integrated Amplifiers page to find an amplifier to pair with the KEF Q250c.
Input Type
Q250c features Binding post type connectors. Bi-amping and Bi-wiring is not possible.
KEF Q250c External Dimensions and Weight
KEF Q250c has external dimensions of (Height x Width x Depth) 7-1/8 x 20-11/16 x 8-1/2inch (181.0 x 526.0 x 216.0mm ).
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 Q250c is approximately 1136.2cm2 / 176.1inch2.
WeightThe KEF Q250c weighs 7.50kg / 16.5lbs (per piece). Here is a comparison of how Q250c's weight compared with the average, max and min weights in its class.
Weight
All Center Channel Speakers
Weight
Center Channel Speakers under $750
How does the KEF Q250c compare to the KEF Q650c?
One of the natural alternative to the KEF Q250c is the Q650c which is located one step higher in KEF's Passive Center Channel selection.
Check the Detailed Comparison of KEF Q250c vs Q650c for more details.
Cabinet type and Materials
KEF Q250c has a
Passive Radiator type cabinet.
Speaker Feet
KEF Q250c comes with
4 Self-adhesive rubber feet 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.
Available colors
KEF Q250c is available in Satin White, Satin Black and Walnut.
KEF Q250c with Grille
What's in the Box of KEF Q250c?
Here are the items that are included inside the box of Q250c:
Center-channel loudspeaker 4 Self-adhesive rubber feet Owners Manual Warranty Information
User's Manual
For more information about how to setup, use and maintain the KEF Q250c, use the direct link below to download the official manual document:
Download User Manual for KEF Q250c
Official Brochure
Here is a link to download the official brochure for the KEF Q250c speaker:
Official Brochure for KEF Q250c
Official Product Page
Official manufacturer's product page for the KEF Q250c speaker can be found below:
Official Product Page for KEF Q250c
Warranty
5 Years of parts warranty and 5 Years of labor warranty is generally provided by the manufacturer.
KEF Q250c Lifestyle