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Dali Opticon 6 vs Polk Audio T15

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Brand and Model Specifications

Information about the brand, model release date.

Manufacturer Dali Speakers Polk Audio
Model Opticon 6 T15
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Release Date 2015 2009
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Technical Specs

Technical characteristics of the speakers.

Amplification Type Passive Active
Crossover Type 2½+½-way 2-Way
Enclosure type Bass Reflex Vented
Frequency Range (+/-3 dB)[Hz] 49 - 32000 60Hz – 24kHz
Frequency Range (-6dB)[Hz] - -
Maximum SPL [dB] 110 -
Sensitivity (2,83 V/1 m)[dB] 89 89
Nominal Impedance (Ohms) 4 8
THD (Total Harmonic Distortion) - -
Recommended Amplifier Power [W] 25-200 100
Crossover Frequency [Hz] 2200 -
Bass Reflex Tuning Frequency [Hz] 42 -
Driver Units

Tweeter: 1 x 28 mm soft dome
Mid/Bass Drivers: 1 x 17 x 45 mm ribbon
  • Mid/Woofer: Each speaker is equipped with a 5.25-inch dynamic balance polymer composite cone driver. This woofer is responsible for the midrange frequencies. The use of polymer composite material helps in reducing distortion and improving overall sound quality.
  • Tweeter: There is also a 0.75-inch silk dome tweeter in each speaker. The silk dome tweeter is designed to handle high-frequency sounds. The construction and material of the tweeter contribute to the speaker’s ability to deliver clear and crisp high notes.
Connectivity Wired Wired
Inputs Bi-wire / Bi-Amp 5-way binding posts
Outputs - -
Magnetic Shielding No -

Placements and Distances

Where and how to put them.

Form Factor Floor Bookshelf
Distance from Wall [cm] 20 - 100 -

Dimensions and Weight

Physical characteristics of the speakers (without stands).

Length ~7.8 in
~198.12 mm
~19.81 cm		 ~7.3 in
~185.42 mm
~18.54 cm
Width ~13.2 in
~335.28 mm
~33.53 cm		 ~6.5 in
~165.1 mm
~16.51 cm
Height ~40 in
~1016 mm
~101.6 cm		 ~10.7 in
~271.78 mm
~27.18 cm
Weight (Single Speaker) ~41.7 lb
~18914.8 g
~18.91 kg		 ~8.25 lb
~3742.14 g
~3.74 kg
Shipping Weight ~ lb
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