Front view — side by side at true scale
AATC SCM100ASLBATC EL50
| A | B | |
|---|---|---|
| Manufacturer | ATC | ATC |
| Model | ATC SCM100ASL | ATC EL50 |
| Height | 834 mm | 1421 mm |
| Width | 400 mm | 455 mm |
| Depth | 585 mm | 352 mm |
| Weight | 58.5 kg | 63 kg |
| Enclosure | bass-reflex-front | bass-reflex-front |
| Drivers | 1× 25 mm tweeter (soft dome), 1× 75 mm midrange (soft dome), 1× 314 mm woofer (cone) | 1× 25 mm tweeter (soft dome), 1× 75 mm midrange (soft dome), 1× 234 mm woofer (cone) |
| Frequency — low | 32 Hz | 32 Hz |
| Frequency — high | 22000 Hz | 25000 Hz |
| Sensitivity | — | — |
| Impedance | — | — |
| Recommended amp | — | — |
| 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.

