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Compare technical specifications (up to 4 speakers).
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References
Front view — side by side at true scale
AATC SCM50ASLBKii Audio Kii Three
| A | B | |
|---|---|---|
| Manufacturer | ATC | Kii Audio |
| Model | ATC SCM50ASL | Kii Audio Kii Three |
| Height | 717 mm | 400 mm |
| Width | 304 mm | 191 mm |
| Depth | 480 mm | 400 mm |
| Weight | 48.9 kg | 19 kg |
| Enclosure | bass-reflex-front | sealed |
| Drivers | 1× 25 mm tweeter (soft dome), 1× 75 mm midrange (soft dome), 1× 234 mm woofer (cone) | 1× 25 mm tweeter (waveguide soft dome), 1× 127 mm midrange (front-firing cone), 4× 165 mm woofer (Active Wave Focusing array) |
| Frequency — low | 38 Hz | 20 Hz |
| Frequency — high | 25000 Hz | 20000 Hz |
| Sensitivity | — | — |
| Impedance | — | — |
| Recommended amp | — | — |
| MAP (USD) | $33,999 / pair | $11,500 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | atc.audio ↗ | kiiaudio.com ↗ |
| Product page | Open product page ↗ | Open product page ↗ |
Larger value highlighted in green. For low-frequency extension, lower Hz = greater bass reach, so the deeper side is highlighted.

