Motion 6i vs M&K Sound D85
The D85's impedance is 4Ω against the Motion 6i's 6Ω and its high-frequency extension 20 kHz against 23 kHz. Both share sensitivity (89 dB) and ways (2).
AI-generated product photo — not official manufacturer imagery.
LoudspeakersBookshelf Speakers
Estimated price (community-sourced)
$240 - $325
Around — community and catalog average, updates slowly
About the Motion 6i
The MartinLogan Motion 6i is a stylish, compact speaker inspired by the company's ultra-high-end electrostatic loudspeakers. It delivers audiophile performance with a Folded Motion tweeter for exceptional high-frequency detail, speed, and low distortion, paired with dual 3.5-inch poly cone woofers and a proprietary Vojtko crossover network. Designed for flexible installation, it mounts horizontally or vertically on walls or tabletops, ideal for placement around flat-screen TVs in home theater setups as a left, right, center, or surround speaker. Available in gloss black with included wall-mount brackets.
Specifications
Transducer Specifications
Driver and acoustic performance characteristics
- Sensitivity
- 89 dB SPL @ 1W/1m
- Impedance
- 6Ω
- Frequency Response
- 120 Hz - 23 kHz
- Power Handling
- 65W
- Min. Amplifier Power
- 20W
- Max. Amplifier Power
- 130W
Speaker Design
Driver configuration and enclosure design
- Configuration
- 2-way
- Driver Type
- Folded Motion tweeter, poly cone woofers
- Driver Size
- 3.5"
- Driver Count
- 3
- Enclosure Type
- sealed
- Crossover Frequency
- 4.0 kHz
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 444 × 132 × 101 mm (W × H × D)
- Weight
- 2.58 kg (6 lbs)
- Available Colors
- Gloss Black
Key Specifications
Sensitivity: 89 dB
Impedance: 6Ω
Frequency: 120-23000 Hz
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions