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B&W CWM362 vs B&W CWM664 Comparison

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B&W CWM362

Passive In-wall | 50-30kHz

Bowers & Wilkins Flexible Series CWM362
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B&W CWM664

Passive In-wall | 45-35kHz

Bowers & Wilkins Performance Series CWM664
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B&W CWM362 B&W CWM362
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B&W CWM664 B&W CWM664
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B&W CWM362
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B&W CWM664
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B&W CWM362 vs B&W CWM664 Speaker Comparison

In this review, we will be comparing CWM362 and CWM664, two Passive In-wall speakers by Bowers Wilkins

Let's have a brief look at the main features of B&W CWM362 and B&W CWM664 first before getting into our more detailed comparison.

B&W CWM362 Key Specs

  • 2-way Design
  • 1" Soft-Dome Tweeter
  • 6" Polypropylene Woofer
  • 50-30kHz Frequency Response
  • 89 dB Sensitivity
  • Impedance: 8ohms
  • Power Range:10-80watts
  • Dimensions (H x W x D): 280.0" x 7.2500" x 3.0000"( 280.0 x 185.0 x 77.0mm )

B&W CWM664 Key Specs

  • 2-way Design
  • 1" Soft-Dome Tweeter
  • 6" Glass-fiber Woofer
  • 45-35kHz Frequency Response
  • 87.5 dB Sensitivity
  • Impedance: 8ohms
  • Power Range:25-130watts
  • Dimensions (H x W x D): 280.0" x 7.2500" x 3.7500"( 280.0 x 185.0 x 96.0mm )

What size room are the B&W CWM362 and B&W CWM664 speakers good for?

The size of the room in which you are planning to use these loudspeakers is an important decision factor. Here we have compared their suitability to various sizes of environments considering their size and max power parameters:

Listening Environment* B&W CWM362 B&W CWM664
Near-field Average Poor
Small Room Good Average
Mid-size Room Average Good
Large Room Poor Average
Very Large Room Bad Poor

(* 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.)

In the following sections, we will get into more detail in order to better understand how the B&W CWM362 and B&W CWM664 compare and hopefully end up with enough arguments to decide which one of these loudspeakers is the better choice for you.


**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.


Drivers

Both CWM362 and CWM664 are 2-way speakers.

Driver B&W CWM362 B&W CWM664
Driver Setup 2-way 2-way
Tweeter 1-inch 1-inch
Midrange - -
Woofer 1 x 6-inch 1 x 6-inch

CWM362 features a 1" Soft-Dome Tweeter and 1 x 6" Polypropylene Woofer . On the other hand, the CWM664 features a 1" Soft-Dome Tweeter and 1 x 6" Glass-fiber Woofer .

Frequency Response

CWM362 has a frequency range of 50-30kHz whereas CWM664 has a frequency range of 45-35kHz. With a minimum frequency of 45Hz, the CWM664 can go significantly deeper on the low side and provide stronger bass compared to the CWM362's min frequency of 50Hz.

Below graphs depict how these two speakers compare with the max, min and average values of the Min and Max Frequencies of other speakers in the In-wall class in our database.

Low Frequency

In-wall Speakers

CWM362
CWM664
Min
Average
Max
High Frequency

In-wall Speakers

B&W CWM362
B&W CWM664
Min
Average
Max

None of these speakers achieves full range experience which is commonly agreed as 20Hz-20kHz. In order to achieve lower lows / deeper bass, we recommend you pair these with a subwoofer. Visit our Powered Subwoofers section to find out more about the available options.

Impedance and Sensitivity

CWM362 and CWM664 have the same Impedance of 8 ohms but where they differ is the sensitivity levels. CWM362 sensitivity is rated at 89 dB and the CWM664's is at 87.5 dB. This 1 dB difference makes the B&W CWM362 a more sensitive speaker compared to B&W CWM664, hence will play louder with the same amount of watts.

Sensitivity

In-wall Speakers

CWM362
CWM664
Min
Average
Max

Power Range

Power range is the range of input power in watts RMS that a loudspeaker is designed to handle. While using an amplifier within this range ensures the nominal performance , inputting a power that is higher than the max wattage can result in a damaged speaker.

CWM362 can handle a max power of 130 watts RMS from the amp the whereas CWM362 has a max power handling value of 80 watts RMS , 50 watts less than the CWM664.

Keep in mind that a higher max power handling value doesn't necessarily make that a louder speaker compared to a lower max handling speaker. Loudness or the sound level is also impacted by parameters such as Impedance, sensitivity and system efficiencies.

Input Type and Bi-Amping / Bi-Wiring

CWM362 features Spring post type posts and CWM664 has a Spring post type posts. None of these speakers feature bi-amping/bi-wiring.

Physical Specs

Size of a speaker can sometimes become an important decision factor due to space constraints or in some cases purely for esthetic reasons. In this section, we are going to compare B&W CWM362's and B&W CWM664's external dimensions. B&W CWM362 has external dimensions of 280.0 x 185.0 x 77.0mm ( 11.0000-inch x 7.2500-inch x 3.0000-inch) whereas B&W CWM664 has external dimensions of 280.0 x 185.0 x 96.0mm ( 11.0000-inch x 7.2500-inch x 3.7500-inch) .

B&W CWM362 has the same height and width with B&W CWM664. On the other hand, with a thickness of 77.0mm, it is 19mm less deeper.

What's in the Box of B&W CWM362?

Here are the items that are included inside the box of CWM362:
  • 2 In-wall loudspeakers
  • 2 Grilles
  • 2 Paint masks
  • Quick Start Guide
  • Wall Mount Cut-Out Template
  • Warranty Information
  • What's in the Box of B&W CWM664?

    Here are the items that come with the CWM664:
  • 2 In-wall loudspeakers
  • 2 Mounting frames
  • 2 Grilles
  • 2 Paint mask
  • 2 Cut-out templates
  • Quick Start Guide
  • Template
  • Warranty Information

  • Reasons to choose Bowers & Wilkins Flexible Series CWM362 over Bowers & Wilkins Performance Series CWM664
    Sensitivity 89 dB vs 88 dB Play louder with same amount of amplification power
    Base Surface Area 142cm2 vs 177cm2 Takes less floor space
    Price per pair* 520USD vs 700USD costs less (*prices may change depending on the seller, location and time)

    Reasons to choose Bowers & Wilkins Performance Series CWM664 over Bowers & Wilkins Flexible Series CWM362

    Max Input Power 130 watts vs 80 watts Handle more power from your amplifier
    Low Frequency Response 45 Hz vs 50 Hz Generates deeper bass
    High Frequency Response 35k Hz vs 30k Hz Generates higher frequency
    B&W CWM362 vs B&W CWM664 Specs Table
    Detailed comparison of specifications
    General Bowers & Wilkins Flexible Series CWM362 Bowers & Wilkins Performance Series CWM664
    Brand Bowers Wilkins Bowers Wilkins
    Speaker Type Passive In-wall Speaker Passive In-wall Speaker
    Power Range 10-80 watts 25-130 watts
    Sensitivity 89 dB 87.5 dB
    Impedance 8 ohms 8 ohms
    Frequency Response 50-30kHz 45-35kHz
    Drivers
    Woofer Quantity 1 1
    Woofer Size 6" 6"
    Woofer Composition Polypropylene Glass-fiber
    Woofer Surround Material Rubber Rubber
    Tweeter Size 1" 1"
    Tweeter Type Soft-Dome Soft-Dome
    Aimable Tweeter No No
    Midrange Driver N/A" N/A"
    Physical Specs
    Height 280.0mm (11") 280.0mm (11")
    Width 185.0mm (7.3") 185.0mm (7.3")
    Depth 77.0mm (3") 96.0mm (3.8")
    Enclosure In-wall In-wall
    Moisture Resistancy No No
    Connections
    Biamp Inputs No No
    Other
    Parts Warranty 5 Years 5 Years
    Labor Warranty 5 Years 5 Years

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