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  1. Home
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  3. Passive Center Channel Speakers
Dynaudio Contour 25Ci Review
Dynaudio Contour 25Ci - Front View

Main Features

  • 1.1" Soft-Dome Tweeter
  • 2 x 7" MSP Woofer
  • 35-23k Hz Frequency Response
  • 87 dB Sensitivity
  • Impedance: 4ohms
  • Weight:52.91 lbs / 24.00 kg
  • Dimensions(HxWxD): 8-7/16"x29-1/2"x15-9/16" / 215.0 x 750.0 x 396.0mm
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Dynaudio Contour 25Ci Review
Dynaudio Contour 25Ci Dynaudio Contour 25C...
See at AMAZON

Dynaudio Contour 25Ci is a 3-way Passive Bass Reflex Center Channel speaker by Dynaudio. It was released in 2021. 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 1.1" Soft-Dome Tweeter and 2 x 7" MSP Woofer.

A 2.5-way centre with 2 x 7 inch MSP mid/bass drivers and the 28 mm Esotar 2i tweeter. 87 dB sensitive, 4 ohms, 300 W IEC long-term, 35 Hz to 23 kHz. Contour i uses the Esotar 2i tweeter with Hexis and MSP cones in a cabinet with an aluminium baffle.

The speaker has a frequency range of 35-23k Hz and a sensitivity of 87 dB.

Room Size Suitability

The size of the room where you plan to use the Dynaudio Contour 25Ci 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-fieldGood
Small RoomGood
Mid-size RoomAverage
Large RoomPoor
Very Large RoomNo way

(* 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.)

Dynaudio's Contour i Series of Loudspeakers

Contour 25Ci is a member of Dynaudio's Contour i series of Passive speakers. Below you can see the main specs of these speakers.

See all 4 Dynaudio Contour i models compared »

Dynaudio Contour i Series Speakers
Model Frequency SensitivityImpedance Woofer
Dynaudio Contour 20i
Compare
39-23k Hz 86 dB4Ω 1 x 7"
Dynaudio Contour 25Ci
35-23k Hz 87 dB4Ω 2 x 7"
Dynaudio Contour 30i
Compare
32-23k Hz 87 dB4Ω 2 x 7"
Dynaudio Contour 60i
Compare
28-23k Hz 88 dB4Ω 2 x 9"


**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 Dynaudio Contour 25Ci Speaker

Dynaudio Contour 25Ci has a Frequency response range of 35-23k Hz at ±3dB. With a minimum frequency of 35 Hz, Contour 25Ci delivers deep bass that will likely satisfy most listeners, especially those who enjoy music. However, movie enthusiasts and music fans who prefer a full range of sound may still benefit from adding a subwoofer.

Visit our Powered Subwoofers section to find out more about the available subwoofer options.

Here we have a comparison of how Contour 25Ci'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
Dynaudio Contour 25Ci
Min
Average
Max
High Frequency
Center Channel Speakers
Dynaudio Contour 25Ci
Min
Average
Max

Crossover frequency of the Dynaudio Contour 25Ci?

Contour 25Ci is a 3-way speaker and its crossover frequency between the woofer and the midrange set to Hz and the Crossover frequency between the midrange and the tweeter is set to Hz.

Impedance and Sensitivity

Dynaudio Contour 25Ci's nominal impedance level is 4 ohms and has a sensitivity of 87 dB.

Sensitivity
Center Channel Speakers
Dynaudio Contour 25Ci
Min
Average
Max

Nominal Impedance of the 4 Ohms means that the Dynaudio Contour 25Ci 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 Dynaudio Contour 25Ci with an AVR but use an Integrated Amplifier instead.

Sensitivity

With a sensitivity level of only 87 dB, Dynaudio Contour 25Ci 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.

Browse all integrated amplifiers

Input Type

Contour 25Ci features Binding post type connectors. Bi-amping and Bi-wiring are not possible.

Dynaudio Contour 25Ci External Dimensions and Weight

Dynaudio Contour 25Ci has external dimensions of (Height x Width x Depth) 8-7/16 x 29-1/2 x 15-9/16inch (215.0 x 750.0 x 396.0mm ).

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 Dynaudio Contour 25Ci is approximately 2970.0cm2 / 460.4inch2.

Weight

The Dynaudio Contour 25Ci weighs 24.00kg / 52.8lbs per piece. Here is a comparison of how Contour 25Ci's weight compares with the average, max and min weights in its class.

Weight
All Center Channel Speakers
Dynaudio Contour 25Ci
Min
Average
Max

Cabinet type and Materials

Dynaudio Contour 25Ci 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

Dynaudio Contour 25Ci 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.

Does the Dynaudio Contour 25Ci come with a Grille?

Contour 25Ci comes with 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.

Recommended Accessories

Here is a list of accessories that we think you may need for the Dynaudio Contour 25Ci.

  • 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 are our favorite isolators but you may find 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.

Official Product Page

Official manufacturer's product page for the Dynaudio Contour 25Ci speaker can be found below:
Official Product Page for Dynaudio Contour 25Ci

Dynaudio Contour 25Ci Alternatives in Passive Center Channel Speakers
Model Type Sensitivity Impedance Frequency
Dynaudio Contour 60i
Compare
3-way 88 dB 4 ohms 28-23k Hz
Dynaudio Contour 20i
Compare
2-way 86 dB 4 ohms 39-23k Hz
Dynaudio Contour 30i
Compare
3-way 87 dB 4 ohms 32-23k Hz
Frequently Asked Questions about Dynaudio Contour 25Ci
What is the External Dimensions of Dynaudio Contour 25Ci
What is the Speaker Sensitivity of Dynaudio Contour 25Ci
is the Dynaudio Contour 25Ci an easy to drive speaker?

Dynaudio Contour 25Ci Detailed Specifications

General
BrandDynaudio
Full Model NameDynaudio Contour 25Ci
Speaker Type3-way Center Channel
Sensitivity87 dB
Impedance4 ohms
Frequency Response35-23k Hz
Release Date2021
DRIVERS
Woofer Size7-inch
Woofer CompositionMSP
Tweeter Size1.1-inch
Tweeter TypeSoft-Dome
Crossover freq(300)/2200 Hz
Port Positionrear

CONNECTIONS
Connector TypeBinding post
Biamp InputsNo
Port Positionrear
PHYSICAL SPECS
Height215.0mm ( 8-7/16-inch)
Width750.0mm ( 29-1/2-inch)
Depth396.0mm ( 15-9/16-inch)
Height215.0mm ( 8-7/16-inch)
Weight24.00kg ( 52.91 lbs)
EnclosureBass Reflex
GrilleYes
Moisture ResistanceNo
OTHER
Handheld RemoteNo
Parts Warranty
Labor Warranty
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