JBL Studio 2 55IW vs JBL Studio 6 Architectural 8IW Comparison

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JBL Studio 2 55IW

Passive In-wall | 40-20kHz

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JBL Studio 6 Architectural 8IW

Passive In-wall | 43-20kHz

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JBL Studio 2 55IW

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JBL Studio 6 Archite...

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JBL Studio 2 55IW

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JBL Studio 6 Archite...

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JBL Studio 2 55IW vs JBL Studio 6 Architectural 8IW Speaker Comparison

In this review, we will be comparing Studio 2 55IW and Studio 6 Architectural 8IW, two Passive In-wall speakers by JBL.

Let's have a brief look at the main features of JBL Studio 2 55IW and JBL Studio 6 Architectural 8IW first before getting into our more detailed comparison.

Key Specs	JBL Studio 2 55IW	JBL Studio 6 Architectural 8IW
Brand	JBL United States · founded 1946	JBL United States · founded 1946
Design	2-way	2-way
Tweeter	1" Hard-Dome	1" Horn-Loaded
Woofer	2 x 5.25" PolyPlas	8" Polyplas
Frequency response	40-20kHz	43-20kHz
Sensitivity	88 dB	93 dB
Impedance	8 ohms	6 ohms
Power range	up to 120 watts	10-80 watts
Dimensions (H x W x D)	14.1250" x 6.4375" x 3.3750" 359.0 x 164.0 x 86.0mm	12.5000" x 8.7500" x 3.6875" 318.0 x 223.0 x 94.0mm

Studio 2 55IW and Studio 6 Architectural 8IW are members of JBL's Studio series of speakers. Below you can find the loudspeakers from this series.

JBL Studio Series History

Model	Body	Frequency	Sensitivity	Impedance	Woofer
JBL Studio 630	Bookshelf	45-40k Hz	85 dB	6Ω	1 x 6.25"
JBL Studio 620	Bookshelf	50-40k Hz	84 dB	6Ω	1 x 5.25"
JBL Studio 680	Floor-standing	38-40k Hz	88 dB	6Ω	2 x 6.5"
JBL Studio 690	Floor-standing	36-40k Hz	90 dB	6Ω	2 x 8"
JBL Studio 6 88LCR	In-wall	43-20kHz	96 dB	6Ω	2 x 8"
JBL Studio 6 Theater	In-wall	65-20kHz	96 dB	6Ω	4 x 5.25"
JBL Studio 2 55IW	In-wall	40-20kHz	88 dB	8Ω	2 x 5.25"
JBL Studio 6 66LCR	In-wall	45-20kHz	94 dB	6Ω	2 x 6.5"
JBL Studio 6 Architectural 8IW	In-wall	43-20kHz	93 dB	6Ω	1 x 8"
JBL Studio 2 8IW	In-wall	30-20kHz	88 dB	8Ω	1 x 8"

What size room are the JBL Studio 2 55IW and JBL Studio 6 Architectural 8IW 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 2 55IW	JBL Studio 6 Architectural 8IW
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.

**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.

Drivers

Both Studio 2 55IW and Studio 6 Architectural 8IW are 2-way speakers.

JBL Studio 2 55IW

JBL Studio 6 Architectural 8IW

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 2 55IW	JBL Studio 6 Architectural 8IW
Driver Setup	2-way	2-way
Tweeter	1-inch	1-inch
Midrange	-	-
Woofer	2 x 5.25-inch	1 x 8-inch

Studio 2 55IW features a 1" Hard-Dome Tweeter and 2 x 5.25" PolyPlas Woofer. On the other hand, the Studio 6 Architectural 8IW features a 1" Horn-Loaded Tweeter and 1 x 8" Polyplas Woofer.

Frequency Response

Studio 2 55IW has a frequency range of 40-20kHz whereas Studio 6 Architectural 8IW has a frequency range of 43-20kHz. With a minimum frequency of 40Hz, the Studio 2 55IW can go slightly deeper then the Studio 6 Architectural 8IW's min frequency of 43Hz.

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 2 55IW

Studio 6 Architectural 8IW

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 2 55IW is a 8 ohms speaker compared to the Studio 6 Architectural 8IW which has a nominal impedance of 6 ohms.

These two speakers also have different sensitivity levels. Studio 2 55IW sensitivity is rated at 88 dB and the Studio 6 Architectural 8IW's is rated at 93 dB. This 5 dB difference makes the JBL Studio 6 Architectural 8IW a more sensitive speaker compared to JBL Studio 2 55IW, hence will play louder with the same amount of watts.

Sensitivity

In-wall Speakers

Studio 2 55IW

Studio 6 Architectural 8IW

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 2 55IW can handle a max power of 120 watts RMS, whereas Studio 6 Architectural 8IW has a max power handling value of 80 watts RMS, 40 watts less than the Studio 2 55IW.

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 2 55IW

JBL Studio 6 Architectural 8IW

Input Type and Bi-Amping / Bi-Wiring

Studio 2 55IW features Spring post type posts and Studio 6 Architectural 8IW 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 2 55IW's and JBL Studio 6 Architectural 8IW's external dimensions. JBL Studio 2 55IW has external dimensions of 359.0 x 164.0 x 86.0mm (14.1250-inch x 6.4375-inch x 3.3750-inch) whereas JBL Studio 6 Architectural 8IW has external dimensions of 318.0 x 223.0 x 94.0mm (12.5000-inch x 8.7500-inch x 3.6875-inch).

JBL Studio 2 55IW is 59mm narrower and 8mm less deeper than JBL Studio 6 Architectural 8IW but it is also 41mm taller.

What's in the Box of JBL Studio 2 55IW?

Here are the items that are included inside the box of Studio 2 55IW:

In-wall loudspeaker
Grille
Cloth scrim
Cut-Out Template
Instruction Manual

What's in the Box of JBL Studio 6 Architectural 8IW?

Here are the items that come with the Studio 6 Architectural 8IW:

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

Reasons to choose JBL Studio 2 55IW over JBL Studio 6 Architectural 8IW

Max Input Power	120 watts vs 80 watts	Handle more power from your amplifier
Nominal Impedance	8 ohms vs 6 ohms	Less selective with amplifiers
Number of Woofers	2 vs 1	More woofers
Low Frequency Response	40 Hz vs 43 Hz	Generates deeper bass
Base Surface Area	141cm² vs 209cm²	Takes less floor space
Price per pair*	600USD vs 1300USD	costs less (*prices may change depending on the seller, location and time)

Reasons to choose JBL Studio 6 Architectural 8IW over JBL Studio 2 55IW

Sensitivity	93 dB vs 88 dB	Play louder with same amount of amplification power
Woofer Size	8 inches vs 5.25 inches	Larger woofer
Height	318mm vs 359mm	Easier to fit in smaller spaces

JBL Studio 2 55IW vs JBL Studio 6 Architectural 8IW Specs Table

Detailed comparison of specifications

General	JBL Studio 2 55IW	JBL Studio 6 Architectural 8IW
Brand	JBL	JBL
Speaker Type	Passive In-wall Speaker	Passive In-wall Speaker
Power Range	up to 120 watts	10-80 watts
Sensitivity	88 dB	93 dB
Impedance	8 ohms	6 ohms
Frequency Response	40-20kHz	43-20kHz
Drivers
Woofer Quantity	2	1
Woofer Size	5.25"	8"
Woofer Composition	PolyPlas	Polyplas
Woofer Surround Material	Rubber	Rubber
Tweeter Size	1"	1"
Tweeter Type	Hard-Dome	Horn-Loaded
Aimable Tweeter	Yes	No
Midrange Driver	No	No
Physical Specs
Height	359.0mm (14.1")	318.0mm (12.5")
Width	164.0mm (6.5")	223.0mm (8.8")
Depth	86.0mm (3.4")	94.0mm (3.7")
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

Verdict

Siblings in JBL's Studio series, so they share a family sound. It comes down to size, output and price.

Area	Better	Why
Bass	A	JBL Studio 2 55IW digs deeper - 40Hz against 43Hz. A subwoofer would even that out.
Amplifier needs	B	JBL Studio 6 Architectural 8IW is more sensitive (93dB vs 88dB), so it goes louder on the same amplifier.
Amplifier match	A	JBL Studio 2 55IW is the easier load at 8 ohms.
Headroom	A	JBL Studio 2 55IW takes more power (120W vs 80W) - more in hand in a big room.
Size	depends	JBL Studio 2 55IW is easier to place; JBL Studio 6 Architectural 8IW is bigger, which usually goes with fuller bass. Your room decides.
Price	A	JBL Studio 2 55IW is cheaper - $600 against $1,300, about 54% less; arguably a different class.

A JBL Studio 2 55IW B JBL Studio 6 Architectural 8IW
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?

JBL Studio 2 55IW is the easier recommendation: it leads on most of the measured areas and costs less. Take JBL Studio 6 Architectural 8IW if its size, looks or fit in your room suit you better. Match it to your room: we rate JBL Studio 2 55IW the better fit for a mid-size room and a large room, and JBL Studio 6 Architectural 8IW for near-field listening and a small room. If your amplifier is modest, vintage or valve-based, JBL Studio 6 Architectural 8IW is the safer partner - the other will want more current or more watts to sound its best.

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.