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Compare technical specifications (up to 4 speakers).
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References
Front view — side by side at true scale
AJBL Summit AmaBATC SCM50SL
| A | B | |
|---|---|---|
| Manufacturer | JBL | ATC |
| Model | JBL Summit Ama | ATC SCM50SL |
| Height | 18.5 in | 28.2 in |
| Width | 11.5 in | 12 in |
| Depth | 13.2 in | 16.7 in |
| Weight | 55.8 lb | 90.6 lb |
| Enclosure | bass-reflex-rear | bass-reflex-front |
| Drivers | 1× 1.5 in tweeter (Annular Ring Teonex compression driver), 1× 7.9 in mid-bass (Hybrid Carbon Cellulose Composite cone (HC4)) | 1× 1 in tweeter (soft dome), 1× 3 in midrange (soft dome), 1× 9.2 in woofer (cone) |
| Frequency — low | 34 Hz | 40 Hz |
| Frequency — high | 25000 Hz | 25000 Hz |
| Sensitivity | 84 dB | 85 dB |
| Impedance | 4 Ω | 8 Ω |
| Recommended amp | 25–200 W | 100–1500 W |
| MAP (USD) | $19,995 / pair | $25,999 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | jbl.com ↗ | 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.

