Front view — side by side at true scale
AQuad Z-1BJBL HDI-1600
| A | B | |
|---|---|---|
| Manufacturer | Quad | JBL |
| Model | Quad Z-1 | JBL HDI-1600 |
| Height | 383 mm | 370 mm |
| Width | 219 mm | 208 mm |
| Depth | 283 mm | 289 mm |
| Weight | 6.5 kg | 9.96 kg |
| Enclosure | bass-reflex-rear | bass-reflex-rear |
| Drivers | 1× tweeter (ribbon), 1× 150 mm mid-bass (glass fibre cone) | 1× 25 mm tweeter (Teonex compression driver), 1× 165 mm mid-bass (Advanced Aluminum Matrix cone) |
| Frequency — low | 56 Hz | 40 Hz |
| Frequency — high | 20000 Hz | 30000 Hz |
| Sensitivity | 86 dB | 85 dB |
| Impedance | 8 Ω | 4 Ω |
| Recommended amp | 40–150 W | 15–200 W |
| MAP (USD) | $1,999 / pair | $1,800 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | quad-hifi.co.uk ↗ | jbl.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.

