Short answer: the Martin Audio CDD15. It ranks #47 of 76 15-inch pa speakers by sound quality, rated 3.3/5, at $2,500. The DAS Audio Vantec 15A ranks #56, rated 3.1/5, at $1,818.99, $681.01 cheaper, not enough of a saving to outweigh the sound-quality gap.
The Martin Audio CDD15 is the more accurate option. A passive 15 inch coaxial installation speaker designed to keep the level even from the front row to the back of a room. Its measured preference score, a predictor of how neutral it sounds, is 1.99 against 0.45 for the DAS Audio Vantec 15A. The catch: A wide 4.9dB reference band and 0.701 listening-window deviation mean tonal balance is uneven, with a 1.99 standalone score.
The DAS Audio Vantec 15A is the deeper-bass option. A powered 15 inch PA speaker with Bluetooth app control, an aux input and high output for gigs and events. Its bass reaches about 56Hz before falling 3dB, against 80Hz for the Martin Audio CDD15. It keeps a wired aux input, which the Martin Audio CDD15 lacks. The catch: The 2.87 ideal-subwoofer preference score is one of the lower results in this ranking, well below the DAS Audio Vantec 12A’s own measured result.
Buy the Martin Audio CDD15. It is rated higher for sound quality, and saving $681.01 with the DAS Audio Vantec 15A does not make up for the sound-quality gap.
Looking for alternatives? See the complete PA & Live Sound rankings.
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Specifications Side By Side
| Martin Audio CDD15 | DAS Audio Vantec 15A | |
|---|---|---|
| Price | $2,500 Passive | $1,818.99 |
| Ranked | #47 of 76 in 15-Inch PA Speakers | #56 of 76 in 15-Inch PA Speakers |
| Rigging | 10 x M8 fly points | M10 rigging points |
| Maximum SPL | 132dB peak (manufacturer specified) | 135dB peak (manufacturer specified) |
| Passive | Yes | No |
| Configuration | Passive 2-way coaxial on-wall PA speaker | Active 2-way bass-reflex PA speaker |
| Drivers | 15” woofer with coaxial 1.4” exit titanium compression driver (Coaxial Differential Dispersion) | 15” woofer, 1” compression driver |
| Dimensions | 27”H x 17”W x 16.3”D (685 x 432 x 413 mm) | 28.3”H x 17.5”W x 15”D (720 x 445 x 380 mm) |
| Amplifier Power | Passive speaker; requires external amplification | 750W continuous / 1,500W peak (manufacturer specified) |
| Coverage | 100° to 60° horizontal x 60° (rotatable) | 90° x 50° |
| Impedance | 8 ohms | - |
| Cabinet Material | Birch plywood | Birch plywood |
| DSP | No (passive) | Yes |
| Weight | 57.3 lbs (26 kg) | 56.2 lbs (25.5 kg) |
| Bluetooth | No | Yes, control via DAS Audio app |
| XLR Input | No | Yes |
| RCA Input | No | No |
| TRS Input | No | No |
| Optical Input | No | No |
| Coaxial Input | No | No |
| USB Input | No | No |
| HDMI Input | No | No |
| AES Input | No | No |
| Aux Input | No | Yes |
| Microphone Input | No | No |
| Guitar Input | No | No |
| Bass Extension (-3dB) | 80Hz (measured, vendor Spinorama data) | 56Hz (measured, vendor Spinorama data) |
| Bass Extension (-10dB) | about 49.7Hz (measured, vendor Spinorama data) | - |
| Spinorama Preference Score | 1.99 | 0.45 |
| Spinorama Preference Score with Perfect Sub | 4.91 | 2.87 |
| Frequency Response | - | 45Hz - 20kHz (-10dB, manufacturer specified) |
| Inputs | - | Two female XLR inputs, 3.5mm auxiliary input and male XLR loop output |
| Network Control | - | DAScontrol and DASlink app |
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