TrueScale
Compare speakers at true scale.
TrueSpecs
Compare technical specifications (up to 4 speakers).
HiFi Ladder
Browse every speaker ordered by size, side by side.
References
Front view — overlaid at true scale
ABowers & Wilkins Formation DuoBKii Audio Kii Three
Click either cabinet to swap A ↔ B · Reference height: 400 mm (40.0 cm) · 1 mm = 1.40 px
| A | B | |
|---|---|---|
| Manufacturer | Bowers & Wilkins | Kii Audio |
| Model | Bowers & Wilkins Formation Duo | Kii Audio Kii Three |
| Height | 395 mm | 400 mm |
| Width | 185 mm | 191 mm |
| Depth | 305 mm | 400 mm |
| Weight | 10.6 kg | 19 kg |
| Enclosure | sealed | sealed |
| Drivers | 1× 25 mm tweeter (Carbon Dome), 1× 165 mm mid-bass (Continuum cone) | 1× 25 mm tweeter (waveguide soft dome), 1× 127 mm midrange (front-firing cone), 4× 165 mm woofer (Active Wave Focusing array) |
| Frequency — low | 25 Hz | 20 Hz |
| Frequency — high | 33000 Hz | 20000 Hz |
| Sensitivity | — | — |
| Impedance | — | — |
| Recommended amp | — | — |
| MAP (USD) | $4,000 / pair | $11,500 / pair |
| Brand website | bowerswilkins.com ↗ | kiiaudio.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.