Front view — side by side at true scale
AATC SCM20ASLBMarantz Horizon
Click either cabinet to swap A ↔ B · Reference height: 450 mm (45.0 cm) · 1 mm = 1.24 px
| A | B | |
|---|---|---|
| Manufacturer | ATC | Marantz |
| Model | ATC SCM20ASL | Marantz Horizon |
| Height | 450 mm | 364 mm |
| Width | 250 mm | 336 mm |
| Depth | 411 mm | 388 mm |
| Weight | 24.3 kg | 12.5 kg |
| Enclosure | sealed | sealed |
| Drivers | 1× 25 mm tweeter (soft dome), 1× 150 mm mid-bass (cone) | 2× 25 mm tweeter (aluminium-dome), 3× 50 mm midrange (wide-band cone), 1× 165 mm woofer (neodymium-motor woofer) |
| Frequency — low | 55 Hz | 30 Hz |
| Frequency — high | 25000 Hz | 20000 Hz |
| Sensitivity | — | — |
| Impedance | — | — |
| Recommended amp | — | — |
| MAP (USD) | $6,990 / pair | $3,500 each |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | atc.audio ↗ | marantz.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.