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References
Front view — overlaid at true scale
ACambridge Audio SX-80BQ Acoustics 3050i
| A | B | |
|---|---|---|
| Manufacturer | Cambridge Audio | Q Acoustics |
| Model | Cambridge Audio SX-80 | Q Acoustics 3050i |
| Height | 980 mm | 1020 mm |
| Width | 234 mm | 278 mm |
| Depth | 338 mm | 310 mm |
| Weight | 16.9 kg | 17.8 kg |
| Enclosure | bass-reflex-front | bass-reflex-rear |
| Drivers | 1× 25 mm tweeter (silk dome), 2× 165 mm mid-bass (treated paper cone) | 1× 22 mm tweeter (soft dome), 2× 165 mm mid-bass (coated paper cone) |
| Frequency — low | 40 Hz | 44 Hz |
| Frequency — high | 20000 Hz | 30000 Hz |
| Sensitivity | 87 dB | 91 dB |
| Impedance | 8 Ω | 6 Ω |
| Recommended amp | — | 25–100 W |
| MAP (USD) | $799 / pair | $999.96 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | cambridgeaudio.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.

