Wharfedale Diamond 12.Ci is a 2-way Passive Center Channel speaker by Wharfedale. It was released in December 2025. 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" Soft-Dome Tweeter and 2 x 5" Woofer. The speaker has a frequency range of 90-20k Hz and a sensitivity of 90 dB. Wharfedale Diamond 12.Ci has an MSRP of 798$ per pair but can often be found around 0$ per pair.
Wharfedale's Diamond 12 Series of Loudspeakers
Diamond 12.Ci is a member of Wharfedale's Diamond 12 series of Passive speakers. Diamond 12 is the latest generation of Wharfedale's acclaimed budget Diamond range. Below you can see the main specs of these speakers.
See all 10 Wharfedale Diamond 12 models compared »
Wharfedale Diamond 12 Series Speakers
Wharfedale Diamond 12 Series Speakers
Frequency Response of the Wharfedale Diamond 12.Ci Speaker
Wharfedale Diamond 12.Ci has a Frequency response range of 90-20k Hz.
Here we have a comparison of how Diamond 12.Ci's Low frequency value compares with the average, max and min Low frequency values in its class.
Low Frequency
Center Channel Speakers
Impedance and Sensitivity
Wharfedale Diamond 12.Ci's nominal impedance level is
8 ohms and has a sensitivity of
90 dB.
Sensitivity
Center Channel Speakers
8 Ohms is pretty much the standard nominal impedance amongst stereo speakers and amplifiers so Wharfedale Diamond 12.Ci is not considered a difficult to drive speaker from nominal Impedance perspective.
Sensitivity
90dB of the Wharfedale Diamond 12.Ci is an average sensitivity for stereo speaker so it is neither easy nor difficult to drive Sensitivity wise. Work out how loud the Wharfedale Diamond 12.Ci plays in your room →
What amplifier does the Wharfedale Diamond 12.Ci need?
At normal listening levels in a medium room, about
7.5–120 W
per channel into 8 ohms.
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Input Type
Diamond 12.Ci features Binding post type connectors.
Work out what gauge speaker cable this run needs →
Wharfedale Diamond 12.Ci External Dimensions and Weight
Wharfedale Diamond 12.Ci has external dimensions of (Height x Width x Depth) 7-1/8inch x 18-15/16inch x 8-1/16inch (181.0 x 482.0 x 205.0mm ).
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 Wharfedale Diamond 12.Ci is approximately 988.1cm2 / 153.2inch2.
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WeightThe Wharfedale Diamond 12.Ci weighs 8.50kg / 18.7lbs per piece. Here is a comparison of how Diamond 12.Ci's weight compares with the average, max and min weights in its class.
Weight
All Center Channel Speakers
Weight
Center Channel Speakers under $1000
Available colors
Wharfedale Diamond 12.Ci is available in Black.
What's in the Box of Wharfedale Diamond 12.Ci?
Here are the items that are included inside the box of Diamond 12.Ci:
- Center-channel loudspeaker
- Grille
- 4 Self-adhesive rubber feet
- User's Manual
Recommended Accessories
Here is a list of accessories that we think you may need for the Wharfedale Diamond 12.Ci.
Warranty
5 Years of parts warranty and 5 Years of labor warranty is generally provided by the manufacturer.