Martin Logan Motion 15i vs B&W 684 S2 Comparison

Comparison and Difference Between

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Brand and Model Specifications

Information about the brand, model release date.

Manufacturer	Martin Logan	Bowers & Wilkins
Model	Motion 15i	684 S2
Photo
Release Date	2019	2015
What Hi-Fi? Rating
Amazon Rating
Price	Check Price	Check Price

Technical Specs

Technical characteristics of the speakers.

Amplification Type	Passive	Passive
Crossover Type	2-Way	2-Way
Enclosure type	Bass Reflex	Bass Reflex
Frequency Range (+/-3 dB)[Hz]	60 - 25000	44 - 22000
Frequency Range (-6dB)[Hz]	-	45 - 50000
Maximum SPL [dB]	-	-
Sensitivity (2,83 V/1 m)[dB]	92	87
Nominal Impedance (Ohms)	5	4
THD (Total Harmonic Distortion)	-	-
Recommended Amplifier Power [W]	20-200	25
Crossover Frequency [Hz]	2700	4000
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: 5.25” (13.3cm) aluminum cone with cast basket.	Tweeter: 25mm aluminium dome tweeter Mid/Bass Drivers: 2 x 13cm woven Kevlar mid/bass drivers
Connectivity	Wired	Wired
Inputs	Single Wire	Single Wire
Outputs	-	-
Magnetic Shielding	No	No

Placements and Distances

Where and how to put them.

Form Factor	Shelf, Stand	Floor
Distance from Wall [cm]	15	15

Dimensions and Weight

Physical characteristics of the speakers (without stands).

Length	~6.8 in ~172.72 mm ~17.27 cm	~6.3 in ~160.02 mm ~16 cm
Width	~9.5 in ~241.3 mm ~24.13 cm	~9.2 in ~233.68 mm ~23.37 cm
Height	~11.4 in ~289.56 mm ~28.96 cm	~36.2 in ~919.48 mm ~91.95 cm
Weight (Single Speaker)	~12 lb ~5443.11 g ~5.44 kg	~31.3 lb ~14197.44 g ~14.2 kg
Shipping Weight	~13.85 lb ~6282.25 g ~6.28 kg	~62.6 lb ~28394.88 g ~28.39 kg

Colors and Accessories

List of available colors and optional accessories.

Colors	Gloss black Matte white Red walnut	Black White
Accessories	–	–
Detachable Grilles	No	No

Price and Warranty

Satisfaction is (not) guaranteed.

Warranty	5 Years	3 Years
Amazon Price	Check Price	Check Price

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Small print and stuff...

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