ML-45AW vs ML-55AW
The ML-55AW's sensitivity is 90 dB against the ML-45AW's 88 dB. Both share impedance (8Ω), high-frequency extension (20 kHz), and ways (2).
AI-generated product photo — not official manufacturer imagery.
LoudspeakersOutdoor Speakers
Estimated price (community-sourced)
$240 - $400
Around — community and catalog average, updates slowly
About the ML-45AW
The MartinLogan ML-45AW belongs to the Installer Series, designed for affordable high-performance custom installations including outdoor applications. These fully sealed speakers withstand extreme weather with water & UV-resistant aluminum grilles, stainless steel & polymer mounting brackets, brass hardware, and gold-plated binding posts. Ideal for patios, porches, gardens, or high-humidity areas like indoor pools, they deliver clear sound with a titanium dome tweeter for smooth highs and a mineral-filled polypropylene cone woofer for accurate bass and transients. Sold as pairs with adjustable U-brackets for easy surface mounting.
Specifications
Transducer Specifications
Driver and acoustic performance characteristics
- Sensitivity
- 88 dB SPL @ 1W/1m
- Impedance
- 8Ω
- Frequency Response
- 65 Hz - 20 kHz
- Power Handling
- 80W
- Min. Amplifier Power
- 20W
- Max. Amplifier Power
- 100W
Speaker Design
Driver configuration and enclosure design
- Configuration
- 2-way
- Driver Type
- dynamic
- Driver Size
- 4.5"
- Driver Count
- 2
- Enclosure Type
- sealed
- Crossover Frequency
- 2.3 kHz
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 192 × 143 × 151 mm (W × H × D)
- Weight
- 1.55 kg (3 lbs)
Key Specifications
Sensitivity: 88 dB
Impedance: 8Ω
Frequency: 65-20000 Hz
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions