TrueScaleAudio
Compare speakers at true scale
Pick two speakers and see them side by side at their real-world size.
Front view — side by side at true scale
Click either cabinet to swap A ↔ B · Reference height: 717 mm (71.7 cm) · 1 mm = 0.78 px
ATC SCM50SLvsTAD Compact Reference One TX
The ATC SCM50SL stands 71.7 cm tall — about 8.9 cm more than the TAD Compact Reference One TX at 62.8 cm. On footprint the TAD Compact Reference One TX is the wider cabinet (34.1 cm versus 30.4 cm). At 86 dB against 85 dB, the TAD Compact Reference One TX is the easier load to drive and plays louder from the same amplifier. The TAD Compact Reference One TX reaches deeper in the bass, down to 32 Hz versus 40 Hz. Low frequencies come from a 234 mm cone on the ATC SCM50SL and a 200 mm cone on the TAD Compact Reference One TX. On price, the TAD Compact Reference One TX sits higher — about $87,500 a pair against $25,999 for the ATC SCM50SL.
| A | B | |
|---|---|---|
| Manufacturer | ATC | TAD |
| Model | SCM50SL | Compact Reference One TX |
| HiFi ladder position | #213 of 215 bookshelf | #204 of 215 bookshelf |
| Height | 717 mm | 628 mm |
| Width | 304 mm | 341 mm |
| Depth | 425 mm | 446 mm |
| Weight | 41.1 kg | 46 kg |
| Enclosure | sealed | bass-reflex-rear |
| Drivers | 1× 25 mm tweeter (soft dome), 1× 75 mm midrange (soft dome), 1× 234 mm woofer (cone) | 1× 200 mm woofer (aramid (TLCC)), 1× 160 mm midrange (beryllium), 1× 35 mm tweeter (beryllium) |
| Frequency — low | 40 Hz | 32 Hz |
| Frequency — high | 25000 Hz | 100000 Hz |
| Sensitivity | 85 dB | 86 dB |
| Impedance | 8 Ω | 4 Ω |
| Recommended amp | 100–1500 W | — |
| MAP (USD) | $25,999 / pair | $87,500 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | atc.audio ↗ | technicalaudiodevices.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.