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  1. Home
  2. Monitor Audio Speakers
  3. Passive In-wall Speakers
  4. Monitor Audio CP-WT150
Monitor Audio CP-WT150 Review
Monitor Audio CP-WT150 - Front View

Compare To

Main Features

  • 1" Hard-Dome Tweeter
  • 5" Poly Woofer
  • 75-25kHz Frequency Response
  • 85 dB Sensitivity
  • Impedance: 6ohms
  • Power Range: 20-50 watts
  • Dimensions(HxWxD): 12.8125"x8.1250"x3.7500" / 326.0 x 207.0 x 96.0mm
MSRP: $440 (list price)
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Monitor Audio CP-WT150 Review
Monitor Audio CP-WT150 Monitor Audio CP-WT1...
Check price atAmazon›

Made by Monitor Audio · United Kingdom · since 1972 · sold through dealers

Monitor Audio CP-WT150 is a 2-way Passive In-wall In-wall speaker by Monitor Audio. It was released in 2017. It features a 1" Hard-Dome Tweeter and 1 x 5" Poly Woofer. The speaker has a frequency range of 75-25kHz and a sensitivity of 85 dB. Monitor Audio CP-WT150 has an MSRP of 880$ per pair.

Room Size Suitability

The size of the room where you plan to use the Monitor Audio CP-WT150 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.)

Monitor Audio's Controlled Performance Series of Loudspeakers

CP-WT150 is a member of Monitor Audio's Controlled Performance series of Passive speakers. The Controlled Performance (CP) range are Monitor Audio's premium in-wall and in-ceiling custom-install speakers. Below you can see the main specs of these speakers.

See all 5 Monitor Audio Controlled Performance models compared »

Monitor Audio Controlled Performance Series Speakers
Model Frequency SensitivityImpedance Woofer
Monitor Audio CP-WT380IDC
Compare
50-30k Hz 89 dB6Ω 1 x 8"
Monitor Audio CP-WT150
75-25k Hz 85 dB6Ω 1 x 5"
Monitor Audio CP-WT240LCR
Compare
60-25k Hz 88 dB6Ω 2 x 4"
Monitor Audio CP-WT260
Compare
65-25k Hz 88 dB6Ω 1 x 6"
Monitor Audio CP-WT140LCR
Compare
60-25k Hz 88 dB6Ω 2 x 4"


**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 Monitor Audio CP-WT150 Speaker

Monitor Audio CP-WT150 has a Frequency response range of 75-25kHz and Power Range of 20-50 watts. With a minimum frequency of 75 Hz, it is hard to expect a strong bass response from CP-WT150 so depending on your use case, using a subwoofer will significantly help to widen the response range.

Here we have a comparison of how CP-WT150's Low frequency value compares with the average, max and min Low frequency values in its class.
Low Frequency
In-wall Speakers
Monitor Audio CP-WT150
Min
Average
Median
Thinking about a subwoofer for the Monitor Audio CP-WT150?
  • Work out the crossover setting - it follows from this speaker's 75 Hz low end
  • Powered subwoofers under $1,000 - a similar price range to these speakers
  • Every powered subwoofer we cover, whatever the budget

Impedance and Sensitivity

Monitor Audio CP-WT150's nominal impedance level is 6 ohms and has a sensitivity of 85 dB.

Sensitivity
In-wall Speakers
Monitor Audio CP-WT150
Min
Average
Median

Nominal Impedance of the 6 Ohms makes the Monitor Audio CP-WT150 a relatively difficult to drive speaker compared to more frequently found 8 ohms speakers from nominal Impedance perspective.

Sensitivity

With a sensitivity level of only 85 dB, Monitor Audio CP-WT150 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. Work out how loud the Monitor Audio CP-WT150 plays in your room →

Running more than one pair from a single amplifier? Check the load it would present →

What amplifier does the Monitor Audio CP-WT150 need?

At normal listening levels in a medium room, about 32–50 W per channel into 6 ohms. Set your own conditions and we will rank every amplifier we cover.

We check power, impedance safety and current delivery - not just watts.

Prefer to browse? Integrated amplifiers under $1,000, or every amplifier we cover.

Input Type

CP-WT150 features Spring post type connectors. Bi-amping and Bi-wiring are not possible.

Work out what gauge speaker cable this run needs →

Monitor Audio CP-WT150 External Dimensions and Weight

Monitor Audio CP-WT150 has external dimensions of (Height x Width x Depth) 12.8125-inch x 8.1250-inch x 3.7500-inch (326.0 x 207.0 x 96.0mm ).

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 Monitor Audio CP-WT150 is approximately 198.7cm2 / 30.8inch2.

Find speakers that fit your shelf or alcove →

Cabinet type and Materials

Monitor Audio CP-WT150 has a In-wall type cabinet.

What's in the Box of Monitor Audio CP-WT150?

Here are the items that are included inside the box of CP-WT150:
  • In-wall speaker
  • Magnetic grille
  • Cosmetic scrim
  • Installation Guide
  • Important Safety Instructions
  • Limited Warranty/Registration Card
  • MountingTemplate

Recommended Accessories

Here is a list of accessories that we think you may need for the Monitor Audio CP-WT150.

  • 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.

Warranty

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

Monitor Audio CP-WT150 Alternatives in Passive In-wall Speakers
Model Type Sensitivity Impedance Frequency
Monitor Audio W150-LCR
Compare
2-way 88 dB 8 ohms 60-30kHz
Monitor Audio W250-LCR
Compare
2-way 88 dB 8 ohms 60-30kHz
Monitor Audio CP-WT140LCR
Compare
2-way 88 dB 6 ohms 60-25kHz
MartinLogan Motion CI MW4-LCR
Compare
2-way 93 dB 8 ohms 78-25kHz
Monitor Audio CP-WT240LCR
Compare
2-way 88 dB 6 ohms 60-25kHz
Monitor Audio CP-WT260
Compare
2-way 88 dB 6 ohms 65-25kHz
Definitive IW Sub Reference
Compare
1-way 4 ohms 14-200Hz
Definitive UIW RSS III
Compare
2-way 90 dB 8 ohms 40-30kHz
Frequently Asked Questions about Monitor Audio CP-WT150

What amplifier do you need for the Monitor Audio CP-WT150?

Monitor Audio rates the Monitor Audio CP-WT150 for 20-50 watts of amplifier power. It is a 6-ohm speaker, which most amplifiers and receivers handle without trouble.

Is the Monitor Audio CP-WT150 easy to drive?

The Monitor Audio CP-WT150 has a sensitivity of 85 dB. That is on the low side, so it needs more amplifier power than average to reach the same volume.

Does the Monitor Audio CP-WT150 need a subwoofer?

The Monitor Audio CP-WT150 reaches down to 75Hz (full range 75-25kHz). That leaves the lowest octaves out, so a subwoofer will make a clear difference for films and bass-heavy music.

What drivers does the Monitor Audio CP-WT150 use?

The Monitor Audio CP-WT150 is a 2-way design using a 1" Hard-Dome tweeter and a 5" Poly woofer.

Is the Monitor Audio CP-WT150 sealed or ported?

The Monitor Audio CP-WT150 uses a In-wall enclosure.

Can the Monitor Audio CP-WT150 be bi-wired or bi-amped?

No. The Monitor Audio CP-WT150 has a single pair of terminals, so bi-wiring and bi-amping are not possible. It uses Spring post terminals.

How is the Monitor Audio CP-WT150 installed?

The Monitor Audio CP-WT150 is an in-wall model: it mounts flush into the wall cavity rather than standing in the room, so it needs a cut-out and takes up no floor space.

How much does the Monitor Audio CP-WT150 cost?

The Monitor Audio CP-WT150 has a manufacturer's list price (MSRP) of $880 per pair.


Monitor Audio CP-WT150 Detailed Specifications

General
BrandMonitor Audio
Full Model NameMonitor Audio CP-WT150
Speaker Type2-way In-wall
Power Range20-50 watts
Sensitivity85 dB
Impedance6 ohms
Frequency Response75-25kHz
Release Date2017
DRIVERS
Woofer Size5-inch
Woofer CompositionPoly
Woofer SurroundRubber
Tweeter Size1-inch
Tweeter TypeHard-Dome
Aimable TweeterNo

CONNECTIONS
Connector TypeSpring post
Biamp InputsNo
PHYSICAL SPECS
Height326.0mm ( 12.8125-inch)
Width207.0mm ( 8.1250-inch)
Depth96.0mm ( 3.7500-inch)
Height326.0mm ( 12.8125-inch)
Weight—
EnclosureIn-wall
Moisture ResistanceNo
OTHER
Handheld RemoteNo
Parts WarrantyLifetime
Labor WarrantyLifetime
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