X4 vs Dynaudio Contour 30
The Contour 30's sensitivity is 87 dB against the X4's 91 dB and its low-frequency extension 32 Hz against 28 Hz. Both share impedance (4Ω) and ways (2).
AI-generated product photo — not official manufacturer imagery.
LoudspeakersFloorstanding Speakers
Estimated price (community-sourced)
$7,400 - $9,200
Around — community and catalog average, updates slowly
About the X4
The Spatial Audio Lab X4 is a high-end passive loudspeaker designed for medium and larger rooms. Spatial describes it as a speaker that prioritizes speed, accuracy, dimensionality, low distortion, and coherent tonal balance, with a very low 750 Hz crossover point and open-baffle/dipolar radiation characteristics. It features a studio-grade Air Motion Transformer tweeter and a 12-inch paper-composite woofer with a ceramic motor. The X4 is currently listed for sale on Spatial Audio Lab’s speaker store starting at $9,200, with multiple finish options available.
Specifications
Transducer Specifications
Driver and acoustic performance characteristics
- Sensitivity
- 91 dB SPL @ 1W/1m
- Impedance
- 4Ω
- Frequency Response
- 28 Hz - 20 kHz
- Power Handling
- 200W
- Min. Amplifier Power
- 20W
- Max. Amplifier Power
- 200W
Speaker Design
Driver configuration and enclosure design
- Configuration
- 2-way
- Driver Type
- dynamic dipolar radiator
- Driver Size
- 12"
- Driver Count
- 2
- Enclosure Type
- open_baffle
- Crossover Frequency
- 750 Hz
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 431.8 × 1181.7 × 419.1 mm (W × H × D)
- Weight
- 43.09 kg (95 lbs)
- Available Colors
- Ultralam Front / Black MDF Back, Ultralam Front & Back, Black MDF, White MDF, Graphite MDF
Key Specifications
Sensitivity: 91 dB
Impedance: 4Ω
Frequency: 28-20000 Hz
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions