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MartinLogan Installer Series IW6 Review
MartinLogan Installer Series IW6

Main Features

  • 0.75" Hard-Dome Tweeter
  • 6.5" Mineral-filled poly Woofer
  • 55-20kHz Frequency Response
  • 89 dB Sensitivity
  • Impedance: 8ohms
  • Power Range: 15-60watts
  • Dimensions(HxWxD): 10.1250"x7.0625"x3.1875" / 258.0 x 180.0 x 81.0mm
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MartinLogan Installer Series IW6 Review
MartinLogan Installer Series IW6 MartinLogan Installe...
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MartinLogan Installer Series IW6 is a 2-way Passive In-wall In-wall speaker by MartinLogan. It features a 0.75" Hard-Dome Tweeter and 1 x 6.5" Mineral-filled poly Woofer. The speaker has a frequency range of 55-20kHz and a sensitivity of 89 dB. MartinLogan Installer Series IW6 has an MSRP of 560$ per pair.

Room Size Suitability

The size of the room where you plan to use the MartinLogan Installer Series IW6 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.)


**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 MartinLogan Installer Series IW6 Speaker

MartinLogan Installer Series IW6 has a Frequency response range of 55-20kHz at ±3dB and Power Range of 15-60 watts. With a minimum frequency of 55 Hz, Installer Series IW6 delivers moderate bass depth so depending on your use case, you might want to consider adding a subwoofer to your system.

To focus on the subwoofers that are in a similar price range with MartinLogan Installer Series IW6, check out the Powered Subwoofers under $750. Alternatively, find the Full list of Powered Subwoofers regardless of the price.
Here we have a comparison of how Installer Series IW6's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.
Low Frequency
In-wall Speakers
MartinLogan Installer Series IW6
Min
Average
Max
High Frequency
In-wall Speakers
MartinLogan Installer Series IW6
Min
Average
Max

Impedance and Sensitivity

MartinLogan Installer Series IW6's nominal impedance level is 8 ohms and has a sensitivity of 89 dB.

Sensitivity
In-wall Speakers
MartinLogan Installer Series IW6
Min
Average
Max

8 Ohms is pretty much the standard nominal impedance amongst stereo speakers and amplifiers so MartinLogan Installer Series IW6 is not considered a difficult to drive speaker from nominal Impedance perspective.

Sensitivity

89dB of the MartinLogan Installer Series IW6 is an average sensitivity for stereo speaker so it is neither easy nor difficult to drive Sensitivity wise.

Check the amplifiers that are in a similar price range to the MartinLogan Installer Series IW6:

  • Integrated Amps under 500 USD
  • Integrated Amps under 750 USD
  • Integrated Amps under 1000 USD
  • All Integrated Amplifiers

Input Type

Installer Series IW6 features Spring post type connectors. Bi-amping and Bi-wiring are not possible.

MartinLogan Installer Series IW6 External Dimensions and Weight

MartinLogan Installer Series IW6 has external dimensions of (Height x Width x Depth) 10.1250-inch x 7.0625-inch x 3.1875-inch (258.0 x 180.0 x 81.0mm ).

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 MartinLogan Installer Series IW6 is approximately 145.8cm2 / 22.6inch2.

Cabinet type and Materials

MartinLogan Installer Series IW6 has a In-wall type cabinet.

What's in the Box of MartinLogan Installer Series IW6?

Here are the items that are included inside the box of Installer Series IW6:
  • In-wall loudspeaker
  • Grille
  • User-feets Manual
  • Cutout Template
  • Recommended Accessories

    Here is a list of accessories that we think you may need for the MartinLogan Installer Series IW6.

    • 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 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

    5 Yrs w/ Registration of parts warranty and 5 Yrs w/ Registration of labor warranty is generally provided by the manufacturer.

    MartinLogan Installer Series IW6 Alternatives in Passive In-wall Speakers
    Model Type Sensitivity Impedance Frequency
    MartinLogan Installer Series IW5-LCR
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    2-way 89 dB 8 ohms 60-20kHz
    Klipsch R-5800-W II
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    2-way 94 dB 8 ohms 40-23kHz
    B&W CWM664
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    2-way 87.5 dB 8 ohms 45-35kHz
    Monitor Audio CP-WT380IDC
    Compare
    3-way 89 dB 6 ohms 50-30kHz
    JBL Studio 6 Theater
    Compare
    2-way 96 dB 6 ohms 65-20kHz
    Klipsch R-5502-W II
    Compare
    2-way 92 dB 8 ohms 46-20kHz
    JBL Studio 2 55IW
    Compare
    2-way 88 dB 8 ohms 40-20kHz
    JBL Stage 280W
    Compare
    2-way 90 dB 8 ohms 42-25kHz
    Frequently Asked Questions about MartinLogan Installer Series IW6
    What is the External Dimensions of MartinLogan Installer Series IW6
    What is the Speaker Sensitivity of MartinLogan Installer Series IW6
    is the MartinLogan Installer Series IW6 an easy to drive speaker?

    MartinLogan Installer Series IW6 Detailed Specifications

    General
    BrandMartinLogan
    Full Model NameMartinLogan Installer Series IW6
    Speaker Type2-way In-wall
    Power Range15-60 watts
    Sensitivity89 dB
    Impedance8 ohms
    Frequency Response55-20kHz
    DRIVERS
    Woofer Size6.5-inch
    Woofer CompositionMineral-filled poly
    Woofer SurroundRubber
    Tweeter Size0.75-inch
    Tweeter TypeHard-Dome
    Aimable TweeterNo
    Midrange SizeN/A-inch

    CONNECTIONS
    Connector TypeSpring post
    Biamp InputsNo
    PHYSICAL SPECS
    Height258.0mm ( 10.1250-inch)
    Width180.0mm ( 7.0625-inch)
    Depth81.0mm ( 3.1875-inch)
    Height258.0mm ( 10.1250-inch)
    Weightkg ( lbs)
    EnclosureIn-wall
    Moisture ResistanceNo
    OTHER
    Handheld RemoteNo
    Parts Warranty5 Yrs w/ Registration
    Labor Warranty5 Yrs w/ Registration
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