Calibre XD vs Marten Design Miles 5
The Design Miles 5's sensitivity is 90 dB against the Calibre XD's 92.5 dB, its woofer 7" against 8", and its low-frequency extension 28 Hz against 38 Hz. Both share impedance (4Ω).
AI-generated product photo — not official manufacturer imagery.
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About the Calibre XD
The Legacy Audio Calibre XD is an ultra-high-resolution 3-way compact speaker designed for recording studios and high-end home audio. Engineered by Legacy Chief Bill Dudleston, it delivers the highest resolution in a compact form using a high-power 4-inch AMT ribbon tweeter, precision 7.5-inch titanium-encrusted accordion-edge midrange/midbass with 6lb magnetic structure built in Florence, Italy, an 8-inch extended-throw bass driver, and two opposing 8-inch mass-loaded pneumatic sub-bass radiators for port-free bass. The XD version includes 500W internal ICEpower amplification, optional digital processor, and bi-amp capability. It offers extreme dynamics, wide bandwidth (38Hz-30kHz), huge soundstage from a dense 50-57lb cabinet with 1.75-inch thick front baffle. Available in passive or active configurations, with finishes like Black Pearl, Cabernet Black. Discontinued as of January 1, 2026.
Specifications
Transducer Specifications
Driver and acoustic performance characteristics
- Sensitivity
- 92.5 dB SPL @ 1W/1m
- Impedance
- 4Ω
- Frequency Response
- 38 Hz - 30 kHz
- Power Handling
- 500W
- Min. Amplifier Power
- 10W
- Max. Amplifier Power
- 400W
Power Specifications
Amplification power output and characteristics
- Power @ 4Ω
- 500W @ 4Ω
Speaker Design
Driver configuration and enclosure design
- Configuration
- 3-way
- Driver Size
- 8"
- Driver Count
- 3
- Crossover Frequency
- 2.0 kHz
Connectivity
Input and output connections
- Bluetooth
- No
- Wi-Fi
- No
- Ethernet
- No
- Digital Inputs
- XLR
- Analog Inputs
- binding posts
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 254 × 413 × 388 mm (W × H × D)
- Weight
- 25.9 kg (57 lbs)
Key Specifications
Sensitivity: 92.5 dB
Impedance: 4Ω
Frequency: 38-30000 Hz
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions