Bowers & Wilkins 707 S2 vs KEF R3 Comparison

Comparison and Difference Between

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Brand and Model Specifications

Information about the brand, model release date.

Manufacturer	Bowers & Wilkins	KEF
Model	707 S2	R3
Photo
Release Date	2017	2018
HifiSpecs Rating
Amazon Rating
Price	Check Price	Check Price

Technical Specs

Technical characteristics of the speakers.

Amplification Type	Passive	Passive
Crossover Type	2-Way	3-Way
Enclosure type	Bass Reflex	Bass Reflex
Frequency Range (+/-3 dB)[Hz]	45 - 28000	52 - 28000
Frequency Range (-6dB)[Hz]	50 - 33000	45 - 45000
Maximum SPL [dB]	113	110
Sensitivity (2,83 V/1 m)[dB]	84	87
Nominal Impedance (Ohms)	8	8
THD (Total Harmonic Distortion)
Recommended Amplifier Power [W]	30-100	15-180
Crossover Frequency [Hz]	3500	400, 2500
Bass Reflex Tuning Frequency [Hz]	47.5	49
Driver Units	Tweeter: 1” Decoupled Carbon Dome Mid/Bass Drivers: 130 mm (5.1″) Continuum cone	Tweeter: 1″ Aluminum Dome Tweeter Midrange: 5” Aluminum Cone Midrange Driver Woofer: 6.5” Aluminum Cone Woofer
Connectivity	Wired	Wired
Inputs	Single Wire	Bi-Wire
Outputs	None	None
Magnetic Shielding	No	No

Placements and Distances

Where and how to put them.

Form Factor	Shelf, Stand	Shelf, Stand
Distance from Wall [cm]	10	20

Dimensions and Weight

Physical characteristics of the speakers (without stands).

Length	~11.4 in ~289.56 mm ~28.96 cm	~13.8 in ~350.52 mm ~35.05 cm
Width	~6.5 in ~165.1 mm ~16.51 cm	~8.3 in ~210.82 mm ~21.08 cm
Height	~10.8 in ~274.32 mm ~27.43 cm	~16.5 in ~419.1 mm ~41.91 cm
Weight (Single Speaker)	~13.23 lb ~6001.03 g ~6 kg	~27.5 lb ~12473.79 g ~12.47 kg
Shipping Weight	~29.1 lb ~13199.54 g ~13.2 kg	~60 lb ~27215.54 g ~27.22 kg

Colors and Accessories

List of available colors and optional accessories.

Colors	Gloss Black Satin White Rosenut	Gloss White Gloss Black Walnut
Accessories	Manual Foam Port Bung	Manual Rubber Bumpers
Detachable Grilles	Yes	Yes

Price and Warranty

Satisfaction is (not) guaranteed.

Warranty	5 Years	5 Years
Amazon Price	Check Price	Check Price

Review Comparison

Hifispecs' professional customer-reviews can help make up your mind.

Available Reviews

Bowers & Wilkins 707 S2 Review

KEF R3 Review

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