TrueScaleAudio
Compare speakers at true scale
Pick two speakers and see them side by side at their real-world size.
Front view — side by side at true scale
Click either cabinet to swap A ↔ B · Reference height: 1320 mm (132.0 cm) · 1 mm = 0.42 px
Bowers & Wilkins 804 D4vsParadigm Persona 9H
The Paradigm Persona 9H stands 132.0 cm tall — about 24.9 cm more than the Bowers & Wilkins 804 D4 at 107.1 cm. On footprint the Paradigm Persona 9H is the wider cabinet (31.0 cm versus 28.8 cm). At 93 dB against 89 dB, the Paradigm Persona 9H is the easier load to drive and plays louder from the same amplifier. The Paradigm Persona 9H reaches deeper in the bass, down to 19 Hz versus 24 Hz. Low frequencies come from a 165 mm cone on the Bowers & Wilkins 804 D4 and a 215 mm cone on the Paradigm Persona 9H. On price, the Paradigm Persona 9H sits higher — about $35,000 a pair against $13,000 for the Bowers & Wilkins 804 D4.
| A | B | |
|---|---|---|
| Manufacturer | Bowers & Wilkins | Paradigm |
| Model | 804 D4 | Persona 9H |
| HiFi ladder position | #194 of 463 floorstander | #397 of 463 floorstander |
| Height | 1071 mm | 1320 mm |
| Width | 288 mm | 310 mm |
| Depth | 391 mm | 520 mm |
| Weight | 36.85 kg | 86 kg |
| Enclosure | bass-reflex-down | sealed |
| Drivers | 1× 25 mm tweeter (diamond dome), 1× 130 mm midrange (Continuum cone with FST surround), 2× 165 mm woofer (Aerofoil cone) | 1× 25 mm tweeter (Truextent beryllium dome), 1× 178 mm midrange (Truextent beryllium cone), 4× 215 mm woofer (X-PAL cone) |
| Crossover frequency | — | 200 / 400 / 2400 Hz |
| Frequency — low | 24 Hz | 19 Hz |
| Frequency — high | 28000 Hz | 45000 Hz |
| Sensitivity | 89 dB | 93 dB |
| Impedance | 8 Ω | 8 Ω |
| Recommended amp | 50–200 W | 15–500 W |
| MAP (USD) | $13,000 / pair | $35,000 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | bowerswilkins.com ↗ | paradigm.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.