Front view — side by side at true scale
AKEF LS50 Wireless IIBSonus Faber Duetto
Click either cabinet to swap A ↔ B · Reference height: 342 mm (34.2 cm) · 1 mm = 1.64 px
| A | B | |
|---|---|---|
| Manufacturer | KEF | Sonus Faber |
| Model | KEF LS50 Wireless II | Sonus Faber Duetto |
| Height | 305 mm | 342 mm |
| Width | 201 mm | 197 mm |
| Depth | 311 mm | 272 mm |
| Weight | 10 kg | 7.5 kg |
| Enclosure | bass-reflex-rear | bass-reflex-front |
| Drivers | 1× 25 mm tweeter (MAT aluminium dome), 1× 130 mm mid-bass (aluminium cone) | 1× 28 mm tweeter (silk soft dome), 1× 134 mm mid-bass (paper cone) |
| Frequency — low | 45 Hz | 37 Hz |
| Frequency — high | 28000 Hz | 30000 Hz |
| Sensitivity | — | — |
| Impedance | — | — |
| Recommended amp | — | — |
| MAP (USD) | $2,999 / pair | $3,999 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | us.kef.com ↗ | 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.