Front view — side by side at true scale
ABowers & Wilkins 704 S3BATC SCM20PSLT
| A | B | |
|---|---|---|
| Manufacturer | Bowers & Wilkins | ATC |
| Model | Bowers & Wilkins 704 S3 S3 | ATC SCM20PSLT |
| Height | 964 mm | 990 mm |
| Width | 251 mm | 239 mm |
| Depth | 321 mm | 344 mm |
| Weight | 20.53 kg | 23 kg |
| Enclosure | bass-reflex-rear | sealed |
| Drivers | 1× 25 mm tweeter (Carbon Dome), 1× 130 mm midrange (Continuum cone FST), 2× 130 mm woofer (Aerofoil bass cone) | 1× 25 mm tweeter (soft dome), 1× 150 mm mid-bass (cone) |
| Frequency — low | 48 Hz | 55 Hz |
| Frequency — high | 28000 Hz | 25000 Hz |
| Sensitivity | 88 dB | 85 dB |
| Impedance | 8 Ω | 8 Ω |
| Recommended amp | 30–150 W | 75–300 W |
| MAP (USD) | $4,500 / pair | — |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | bowerswilkins.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.

