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References
Front view — side by side at true scale
ABang & Olufsen Beolab 28BQ Acoustics Q Active 400
Click either cabinet to swap A ↔ B · Reference height: 1370 mm (137.0 cm) · 1 mm = 0.41 px
| A | B | |
|---|---|---|
| Manufacturer | Bang & Olufsen | Q Acoustics |
| Model | Bang & Olufsen Beolab 28 | Q Acoustics Q Active 400 |
| Height | 1370 mm | 825 mm |
| Width | 253 mm | 288 mm |
| Depth | 253 mm | 290 mm |
| Weight | 18.6 kg | 17.5 kg |
| Enclosure | sealed | bass-reflex-rear |
| Drivers | 1× 25 mm tweeter (soft-dome), 3× 76 mm midrange (full-range cone), 1× 165 mm woofer (long-stroke paper cone) | 2× 58 mm midrange (BMR (Balanced Mode Radiator)), 2× 114 mm woofer (high-excursion cone) |
| Frequency — low | 27 Hz | 35 Hz |
| Frequency — high | 23000 Hz | 20000 Hz |
| Sensitivity | — | — |
| Impedance | — | — |
| Recommended amp | — | — |
| MAP (USD) | $22,050 / pair | — |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | bang-olufsen.com ↗ | qacoustics.co.uk ↗ |
| 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.