Acoustic Energy 305 vs Polk Audio Signature Series S20 Comparison

Comparison and Difference Between

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Brand and Model Specifications

Information about the brand, model release date.

Manufacturer	Acoustic Energy	Polk Audio
Model	305	Signature Series S20
Photo
Release Date	2013	2017
HifiSpecs Rating		-
Amazon Rating
Price	Check Price	Check Price

Technical Specs

Technical characteristics of the speakers.

Amplification Type	Passive	Passive
Crossover Type	3-Way	2-Way
Enclosure type	Bass Reflex	Bass Reflex
Frequency Range (+/-3 dB)[Hz]	35 - 32000	39 - 40000
Frequency Range (-6dB)[Hz]	-
Maximum SPL [dB]	-
Sensitivity (2,83 V/1 m)[dB]	90	88
Nominal Impedance (Ohms)	8	8
THD (Total Harmonic Distortion)	-
Recommended Amplifier Power [W]	200	20-125
Crossover Frequency [Hz]	-	2500
Bass Reflex Tuning Frequency [Hz]	-
Driver Units	HF Driver: 1x 28mm custom AE design fabric dome Mid Driver: 1x 110mm spun, hard-anodised aluminium cone LF Driver: 2x 110mm spun, hard-anodised aluminium cones	Tweeter: 1″ Terylene \| Mid/Bass Drivers: 6.5″ Polypropylene
Connectivity	Wired	Wired
Inputs	Single Wire	Single Wire
Outputs	-
Magnetic Shielding	No	No

Placements and Distances

Where and how to put them.

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

Dimensions and Weight

Physical characteristics of the speakers (without stands).

Length	~ in ~0 mm ~0 cm	~14.8 in ~375.92 mm ~37.59 cm
Width	~185 in ~4699 mm ~469.9 cm	~10.23 in ~259.84 mm ~25.98 cm
Height	~ in ~0 mm ~0 cm	~14.92 in ~378.97 mm ~37.9 cm
Weight (Single Speaker)	~17 lb ~7711.07 g ~7.71 kg	~19 lb ~8618.26 g ~8.62 kg
Shipping Weight	~34 lb ~15422.14 g ~15.42 kg	~45 lb ~20411.66 g ~20.41 kg

Colors and Accessories

List of available colors and optional accessories.

Colors	Gloss black Gloss white	Brown Walnut Black White
Accessories	–	Manual Grilles
Detachable Grilles	No	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

Acoustic Energy 305 Review

Disclaimers

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