Front view — side by side at true scale
AATC SCM150PSLTBATC SCM200PSLT
| A | B | |
|---|---|---|
| Manufacturer | ATC | ATC |
| Model | ATC SCM150PSLT | ATC SCM200PSLT |
| Height | 1104 mm | 1586 mm |
| Width | 495 mm | 398 mm |
| Depth | 635 mm | 535 mm |
| Weight | 77 kg | 82 kg |
| Enclosure | sealed | sealed |
| Drivers | 1× 25 mm tweeter (soft dome), 1× 75 mm midrange (soft dome), 1× 375 mm woofer (cone) | 1× 25 mm tweeter (soft dome), 1× 75 mm midrange (soft dome), 2× 314 mm woofer (cone) |
| Frequency — low | 25 Hz | 32 Hz |
| Frequency — high | 22000 Hz | 20000 Hz |
| Sensitivity | 91 dB | 91 dB |
| Impedance | 8 Ω | 8 Ω |
| Recommended amp | 100–1500 W | — |
| MAP (USD) | — | — |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | atc.audio ↗ | atc.audio ↗ |
| 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.

