Sirens vs Dynaudio Confidence 20
The Confidence 20's impedance is 6Ω against the Sirens's 4Ω and its woofer 7" against 6.69". Both share sensitivity (87 dB) and ways (2).
AI-generated product photo — not official manufacturer imagery.
LoudspeakersBookshelf Speakers
Estimated price (community-sourced)
$13,600
Around — community and catalog average, updates slowly
About the Sirens
Thrax Audio Sirens is a two-way passive stand-mount loudspeaker with a rear bass-reflex enclosure. It combines a 25 mm ring-diaphragm compression tweeter with a 170 mm Purifi mid-woofer. The speaker has a 4-ohm nominal impedance, 87 dB sensitivity, a 36 Hz–20 kHz frequency response, and maximum power handling of 250 W. Its cabinet uses anodized-aluminum panels with leather-wrapped finish options.
Specifications
Transducer Specifications
Driver and acoustic performance characteristics
- Sensitivity
- 87 dB SPL @ 1W/1m
- Impedance
- 4Ω
- Frequency Response
- 36 Hz - 20 kHz
- Power Handling
- 250W
- Min. Amplifier Power
- 25W
Speaker Design
Driver configuration and enclosure design
- Configuration
- 2-way
- Driver Type
- dynamic
- Driver Size
- 6.69"
- Driver Count
- 2
- Enclosure Type
- ported
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 210 × 340 × 340 mm (W × H × D)
- Weight
- 20 kg (44 lbs)
- Available Colors
- silver anodized aluminum, red leather, black leather
Key Specifications
Sensitivity: 87 dB
Impedance: 4Ω
Frequency: 36-20000 Hz
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions