Front view — side by side at true scale
AQuad Z-4BSonus Faber Sonetto III G2
Click either cabinet to swap A ↔ B · Reference height: 1175 mm (117.5 cm) · 1 mm = 0.48 px
| A | B | |
|---|---|---|
| Manufacturer | Quad | Sonus Faber |
| Model | Quad Z-4 | Sonus Faber Sonetto III G2 G2 |
| Height | 1175 mm | 1068 mm |
| Width | 267 mm | 288 mm |
| Depth | 340 mm | 350 mm |
| Weight | 23.5 kg | 25.8 kg |
| Enclosure | bass-reflex-rear | bass-reflex-front |
| Drivers | 1× tweeter (ribbon), 1× 150 mm midrange (glass fibre cone), 3× 165 mm woofer (glass fibre cone) | 1× 28 mm tweeter (DAD Arrow Point soft dome), 1× 165 mm mid-bass (paper cone), 1× 165 mm woofer (paper cone) |
| Frequency — low | 47 Hz | 38 Hz |
| Frequency — high | 20000 Hz | 40000 Hz |
| Sensitivity | 90 dB | 88 dB |
| Impedance | 4 Ω | 4 Ω |
| Recommended amp | 60–250 W | 50–280 W |
| MAP (USD) | $4,499 / pair | $4,500 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | quad-hifi.co.uk ↗ | sonusfaber.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.