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Compare speakers at true scale
Pick two speakers and see them side by side at their real-world size.
References
Front view — side by side at true scale
ABowers & Wilkins 805 D4BMonitor Audio Platinum 100
Bowers & Wilkins 805 D4vsMonitor Audio Platinum 100
The Bowers & Wilkins 805 D4 stands 44.0 cm tall — about 4.2 cm more than the Monitor Audio Platinum 100 at 39.8 cm. At 88 dB against 85 dB, the Bowers & Wilkins 805 D4 is the easier load to drive and plays louder from the same amplifier. The Monitor Audio Platinum 100 reaches deeper in the bass, down to 28 Hz versus 42 Hz. Low frequencies come from a 165 mm cone on the Bowers & Wilkins 805 D4 and a 152 mm cone on the Monitor Audio Platinum 100. Both land in a similar price bracket, around $7,800 a pair.
| A | B | |
|---|---|---|
| Manufacturer | Bowers & Wilkins | Monitor Audio |
| Model | 805 D4 D4 | Platinum 100 3G |
| HiFi ladder position | #170 of 215 bookshelf | #143 of 215 bookshelf |
| Height | 440 mm | 398 mm |
| Width | 228 mm | 225 mm |
| Depth | 373 mm | 325.6 mm |
| Weight | 15.55 kg | 15.2 kg |
| Enclosure | bass-reflex-front | bass-reflex-rear |
| Drivers | 1× 25 mm tweeter (diamond dome), 1× 165 mm mid-bass (Continuum cone) | 1× tweeter (MPD III (Air Motion Transformer)), 1× 152 mm mid-bass (RDT III C-CAM) |
| Frequency — low | 42 Hz | 28 Hz |
| Frequency — high | 28000 Hz | 60000 Hz |
| Sensitivity | 88 dB | 85 dB |
| Impedance | 8 Ω | 4 Ω |
| Recommended amp | 50–120 W | 75–300 W |
| MAP (USD) | $8,000 / pair | $7,599 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | bowerswilkins.com ↗ | monitoraudio.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.

