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Martin Logan Motion 20

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Brand, Model and Release Date

Information about the brand, model release date.

ManufacturerMartin Logan
ModelMotion 20
Release Date2012
WHAT HIFI Rating -
Amazon Rating

Technical Specs

Technical characteristics of the speakers.

Amplification TypePassive
Crossover Type3-Way
Enclosure typeBass Reflex
Frequency Range (+/-3 dB)[Hz]46 - 25000
Frequency Range (-6dB)[Hz]-
Maximum SPL [dB]-
Sensitivity (2,83 V/1 m)[dB]90
Nominal Impedance (Ohms)4
THD (Total Harmonic Distortion)-
Recommended Amplifier Power [W]20-200
Crossover Frequency [Hz]2600
Bass Reflex Tuning Frequency [Hz]-
Driver Units

Tweeter: 1″ × 1.4″ (2.6cm × 3.6cm) Folded Motion Transducer with 5.25″ × 1.75″ (13.3cm × 4.4cm) diaphragm
Mid/Bass Drivers: Two 5.5″ (14cm) aluminum cone woofers in a non-resonant asymmetrical chamber format.

InputsSingle Wire
Magnetic ShieldingNo

Placements and Distances

Where and how to put them.

Form FactorFloor
Distance from Wall [cm]15

Dimensions and Weight

Speaker dimensions and weight without stands.

Length~6.8 in
~172.72 mm
~17.27 cm
Width~11.7 in
~297.18 mm
~29.72 cm
Height~36.6 in
~929.64 mm
~92.96 cm
Weight~37 lb
~16782.92 g
~16.78 kg
Shipping Weight~39.2 lb
~17780.82 g
~17.78 kg

Colors and Accessories

List of available colors and optional accessories.

  • High-gloss piano black

Detachable GrillesNo

Price and Warranty

Satisfaction is (not) guaranteed.

Warranty5 Years
Manufacturer URL

Related Comparisons

Differences between Martin Logan Motion 20 and other speakers

Disclaimer: The data and facts on this website are provided on "as is, as available basis" without warranty of any kind. is not responsible for any errors and possible mistakes in the information it publishes. Double check all the information directly on the manufacturer sites.

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