X Diamond MkII vs Canton Reference Alpha 1
The Reference Alpha 1's sensitivity is 89 dB against the X Diamond MkII's 88 dB and its low-frequency extension 18 Hz against 22 Hz. Both share impedance (6Ω) and ways (3).
AI-generated product photo — not official manufacturer imagery.
X Diamond MkII
EstelonLoudspeakersFloorstanding Speakers
Estimated price (community-sourced)
$59,000 - $78,000
Around — community and catalog average, updates slowly
About the X Diamond MkII
The Estelon X Diamond MkII is a flagship 3-way passive floorstanding loudspeaker designed for the most discerning audiophiles. Its elegant, sculptural cabinet is crafted from a proprietary marble-based composite, providing both acoustic inertness and visual sophistication. The speaker features a 1-inch Accuton diamond inverted dome tweeter, a 7-inch Accuton ceramic midrange, and an 11-inch Accuton ceramic sandwich woofer, delivering a frequency response from 22 Hz to 60 kHz. Engineering advancements in the MkII include a revised crossover network, improved internal cabling, and upgraded binding posts, resulting in greater transparency, dynamic range, and musical realism. With a sensitivity of 88 dB, nominal impedance of 6 ohms, and a recommended amplifier power of 20–200 W, the X Diamond MkII is suited for large, acoustically treated rooms and high-end systems.
Specifications
Transducer Specifications
Driver and acoustic performance characteristics
- Sensitivity
- 88 dB SPL @ 1W/1m
- Impedance
- 6Ω
- Frequency Response
- 22 Hz - 60 kHz
- Power Handling
- 200W
- Min. Amplifier Power
- 20W
Speaker Design
Driver configuration and enclosure design
- Configuration
- 3-way
- Driver Type
- dynamic
- Driver Size
- 11"
- Driver Count
- 3
- Enclosure Type
- ported
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 450 × 1370 × 640 mm (W × H × D)
- Weight
- 86 kg (190 lbs)
Key Specifications
Sensitivity: 88 dB
Impedance: 6Ω
Frequency: 22-60000 Hz
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions