JBL Studio 6 88LCR vs Monitor Audio CP-WT140LCR Comparison

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JBL Studio 6 88LCR

Passive In-wall | 43-20kHz

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Monitor Audio CP-WT140LCR

Passive In-wall | 60-25kHz

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JBL Studio 6 88LCR

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Monitor Audio CP-WT1...

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JBL Studio 6 88LCR

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Monitor Audio CP-WT1...

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JBL Studio 6 88LCR vs Monitor Audio CP-WT140LCR Speaker Comparison

In this review, we will be comparing Studio 6 88LCR and CP-WT140LCR, two Passive In-wall speakers from JBL and Monitor Audio.

Let's have a brief look at the main features of JBL Studio 6 88LCR and Monitor Audio CP-WT140LCR first before getting into our more detailed comparison.

Key Specs	JBL Studio 6 88LCR	Monitor Audio CP-WT140LCR
Brand	JBL United States · founded 1946	Monitor Audio United Kingdom · founded 1972
Design	2-way	2-way
Tweeter	1" Horn-Loaded	1" Hard-Dome
Woofer	2 x 8" PolyPlas	2 x 4" Polymer
Frequency response	43-20kHz	60-25kHz
Sensitivity	96 dB	88 dB
Impedance	6 ohms	6 ohms
Power range	10-175 watts	20-100 watts
Dimensions (H x W x D)	20.4375" x 8.7500" x 3.7500" 520.0 x 223.0 x 96.0mm	11.7500" x 7.1875" x 3.8125" 299.0 x 183.0 x 97.0mm

What size room are the JBL Studio 6 88LCR and Monitor Audio CP-WT140LCR 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*	JBL Studio 6 88LCR	Monitor Audio CP-WT140LCR
Near-field	Poor	Average
Small Room	Average	Good
Mid-size Room	Good	Average
Large Room	Average	Poor
Very Large Room	Poor	Bad

(* 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.)

The sections below take each area in turn: drivers, frequency response, physical size and what you get in the box.

Drivers

Both Studio 6 88LCR and CP-WT140LCR are 2-way speakers.

JBL Studio 6 88LCR

Monitor Audio CP-WT140LCR

TweeterWoofer

Front view, drawn to scale - cabinets and drivers share one scale, so sizes are directly comparable. Hover a driver for its size.

Driver	JBL Studio 6 88LCR	Monitor Audio CP-WT140LCR
Driver Setup	2-way	2-way
Tweeter	1-inch	1-inch
Midrange	-	-
Woofer	2 x 8-inch	2 x 4-inch

Studio 6 88LCR features a 1" Horn-Loaded Tweeter and 2 x 8" PolyPlas Woofer. On the other hand, the CP-WT140LCR features a 1" Hard-Dome Tweeter and 2 x 4" Polymer Woofer.

Frequency Response

Studio 6 88LCR has a frequency range of 43-20kHz whereas CP-WT140LCR has a frequency range of 60-25kHz. With a minimum frequency of 43Hz, the Studio 6 88LCR can go significantly deeper on the low side and provide stronger bass compared to the CP-WT140LCR's min frequency of 60Hz.

The graph below depicts how these two speakers compare with the max, min and average Low Frequency values of other speakers in the In-wall class in our database.

Low Frequency

In-wall Speakers

Studio 6 88LCR

CP-WT140LCR

Min

Average

Median

Neither pair reaches down to 20Hz, the usual definition of full-range, which is normal for speakers of this size. If you want the bottom octave for movies or bass-heavy music, add a subwoofer to whichever you choose. Visit our Powered Subwoofers section to find out more about the available options.

Impedance and Sensitivity

Studio 6 88LCR and CP-WT140LCR have the same Impedance of 6 ohms but where they differ is the sensitivity levels. Studio 6 88LCR sensitivity is rated at 96 dB and the CP-WT140LCR's is at 88 dB. This 8 dB difference makes the JBL Studio 6 88LCR a more sensitive speaker compared to Monitor Audio CP-WT140LCR, hence will play louder with the same amount of watts.

Sensitivity

In-wall Speakers

Studio 6 88LCR

CP-WT140LCR

Min

Average

Median

Power Range

Power range is the range of input power in watts RMS that a loudspeaker is designed to handle. Staying within that range gives nominal performance; driving the speaker beyond its maximum wattage can damage it.

Studio 6 88LCR can handle a max power of 175 watts RMS, whereas CP-WT140LCR has a max power handling value of 100 watts RMS, 75 watts less than the Studio 6 88LCR.

Note that higher power handling does not make a speaker louder: that depends mainly on sensitivity and impedance. The calculator below shows how loud each of these actually plays on a real amplifier.

Which plays louder on your amplifier?

Starting with a popular amplifier - change it to the one you own, or any you are considering, and watch both numbers move.

Amplifier - change this

Distance

Playing as

JBL Studio 6 88LCR

Monitor Audio CP-WT140LCR

Input Type and Bi-Amping / Bi-Wiring

Studio 6 88LCR features Spring post type posts and CP-WT140LCR has a Spring post type posts. None of these speakers feature bi-amping/bi-wiring.

Physical Specs

The size of a speaker can sometimes be an important decision factor due to space constraints or in some cases purely for esthetic reasons. In this section, we are going to compare JBL Studio 6 88LCR's and Monitor Audio CP-WT140LCR's external dimensions. JBL Studio 6 88LCR has external dimensions of 520.0 x 223.0 x 96.0mm (20.4375-inch x 8.7500-inch x 3.7500-inch) whereas Monitor Audio CP-WT140LCR has external dimensions of 299.0 x 183.0 x 97.0mm (11.7500-inch x 7.1875-inch x 3.8125-inch).

Monitor Audio CP-WT140LCR is 40mm narrower and 221mm shorter than JBL Studio 6 88LCR but it is also 1mm deeper.

Below you can see the front view size comparison of JBL Studio 6 88LCR and Monitor Audio CP-WT140LCR in scale.

Comparison image of JBL Studio 6 88LCR and Monitor Audio CP-WT140LCR Size and External Dimensions

What's in the Box of JBL Studio 6 88LCR?

Here are the items that are included inside the box of Studio 6 88LCR:

In-wall loudspeaker
Grille
Cut-Out Template
Quick Start Guide

What's in the Box of Monitor Audio CP-WT140LCR?

Here are the items that come with the CP-WT140LCR:

In-wall LCR loudspeaker
Magnetic grille
Cosmetic scrim
Installation Guide
Important Safety Instructions
Limited Warranty/Registration Card
MountingTemplate

Reasons to choose JBL Studio 6 88LCR over Monitor Audio CP-WT140LCR

Max Input Power	175 watts vs 100 watts	Handle more power from your amplifier
Sensitivity	96 dB vs 88 dB	Play louder with same amount of amplification power
Woofer Size	8 inches vs 4 inches	Larger woofer
Low Frequency Response	43 Hz vs 60 Hz	Generates deeper bass

Reasons to choose Monitor Audio CP-WT140LCR over JBL Studio 6 88LCR

High Frequency Response	25k Hz vs 20k Hz	Generates higher frequency
Height	299mm vs 520mm	Easier to fit in smaller spaces
Base Surface Area	177cm² vs 214cm²	Takes less floor space
Price per pair*	1080USD vs 1600USD	costs less (*prices may change depending on the seller, location and time)

JBL Studio 6 88LCR vs Monitor Audio CP-WT140LCR Specs Table

Detailed comparison of specifications

General	JBL Studio 6 88LCR	Monitor Audio CP-WT140LCR
Brand	JBL	Monitor Audio
Speaker Type	Passive In-wall Speaker	Passive In-wall Speaker
Power Range	10-175 watts	20-100 watts
Sensitivity	96 dB	88 dB
Impedance	6 ohms	6 ohms
Frequency Response	43-20kHz	60-25kHz
Drivers
Woofer Quantity	2	2
Woofer Size	8"	4"
Woofer Composition	PolyPlas	Polymer
Woofer Surround Material	Rubber	Rubberr
Tweeter Size	1"	1"
Tweeter Type	Horn-Loaded	Hard-Dome
Aimable Tweeter	No	No
Midrange Driver	No	No
Physical Specs
Height	520.0mm (20.5")	299.0mm (11.8")
Width	223.0mm (8.8")	183.0mm (7.2")
Depth	96.0mm (3.8")	97.0mm (3.8")
Enclosure	In-wall	In-wall
Moisture Resistancy	No	No
Connections
Biamp Inputs	No	No
Other
Parts Warranty	5 Years	Lifetime
Labor Warranty	5 Years	Lifetime

Verdict

A generation apart: JBL Studio 6 88LCR is the newer design, against a 2017 model. Newer is not automatically better, but the older one is more likely to be discounted or near run-out.

Area	Better	Why
Bass	A	JBL Studio 6 88LCR digs deeper - 43Hz against 60Hz.
Amplifier needs	A	JBL Studio 6 88LCR is more sensitive (96dB vs 88dB), so it goes louder on the same amplifier.
Headroom	A	JBL Studio 6 88LCR takes more power (175W vs 100W) - more in hand in a big room.
Size	depends	Monitor Audio CP-WT140LCR is easier to place; JBL Studio 6 88LCR is bigger, which usually goes with fuller bass. Your room decides.
Expandability	depends	Neither adds bi-amping, a sub output or height drivers. JBL Studio 6 88LCR sits in a wider range (15 models), so a matched surround system is easier later.
Price	B	Monitor Audio CP-WT140LCR is cheaper - $1,080 against $1,600, about 33% less.

A JBL Studio 6 88LCR B Monitor Audio CP-WT140LCR
depends neither is better in the abstract - it turns on your room, your system or how you will use them. Only specs published for both speakers are judged; anything missing on either side is left out rather than guessed.

Which should you choose?

The usual trade-off: JBL Studio 6 88LCR measures better, Monitor Audio CP-WT140LCR costs about about 48% more% less. Whether that gap is worth the money is the call only you can make - and in a normal room it is often smaller than the numbers suggest. If a subwoofer is in your plans, the bass gap largely stops mattering - you would be crossing over above 60Hz anyway, which makes the cheaper Monitor Audio CP-WT140LCR much easier to justify. Match it to your room: we rate JBL Studio 6 88LCR the better fit for a mid-size room and a large room, and Monitor Audio CP-WT140LCR for near-field listening and a small room.

And remember what a spec sheet cannot show: how each looks in your room and whether the finish suits it, what dealer support and warranty are like where you live, and how they actually sound to you. If you can hear them first - ideally with your own music - that will tell you more than any number above.