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References
Front view — overlaid at true scale
ABowers & Wilkins 603 S3BQ Acoustics 5050
| A | B | |
|---|---|---|
| Manufacturer | Bowers & Wilkins | Q Acoustics |
| Model | Bowers & Wilkins 603 S3 S3 | Q Acoustics 5050 |
| Height | 1020 mm | 1100 mm |
| Width | 256 mm | 397 mm |
| Depth | 402 mm | 439 mm |
| Weight | 27.5 kg | 24.8 kg |
| Enclosure | bass-reflex-rear | bass-reflex-rear |
| Drivers | 1× 25 mm tweeter (Titanium Dome), 1× 150 mm midrange (Continuum cone FST), 2× 165 mm woofer (paper cone) | 1× 25 mm tweeter (soft dome), 2× 150 mm mid-bass (C³ continuous curved cone) |
| Frequency — low | 46 Hz | 37 Hz |
| Frequency — high | 28000 Hz | 30000 Hz |
| Sensitivity | 90 dB | 91.8 dB |
| Impedance | 8 Ω | 6 Ω |
| Recommended amp | 30–200 W | 25–150 W |
| MAP (USD) | $2,500 / pair | $2,499 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | bowerswilkins.com ↗ | qacoustics.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.

