TrueSpecs
Compare technical specifications (up to 4 speakers).
HiFi Ladder
Browse every speaker side by side, ordered by size or by price.
HiFi Search
Find speakers by the specs you want.
Compare speakers at true scale
Pick two speakers and see them side by side at their real-world size.
References
Front view — overlaid at true scale
AATC SCM20PSLBJamo Concert Element 50
Click either cabinet to swap A ↔ B · Reference height: 440 mm (44.0 cm) · 1 mm = 1.27 px
| A | B | |
|---|---|---|
| Manufacturer | ATC | Jamo |
| Model | ATC SCM20PSL | Jamo Concert Element 50 |
| Height | 440 mm | 379 mm |
| Width | 238 mm | 329 mm |
| Depth | 326 mm | 270 mm |
| Weight | 16.9 kg | 8.3 kg |
| Enclosure | sealed | bass-reflex-down |
| Drivers | 1× 25 mm tweeter (soft dome), 1× 150 mm mid-bass (cone) | 1× 25 mm tweeter (soft positive dome), 1× 165 mm mid-bass (Scandinavian nettle-fibre cone) |
| Frequency — low | 55 Hz | 45 Hz |
| Frequency — high | 25000 Hz | 22000 Hz |
| Sensitivity | 85 dB | 89.5 dB |
| Impedance | 8 Ω | 4 Ω |
| Recommended amp | 75–300 W | 40–150 W |
| MAP (USD) | — | $1,099 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | atc.audio ↗ | jamo.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.