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: 1264 mm (126.4 cm) · 1 mm = 0.44 px
Monitor Audio Platinum 300vsFocal Sopra N°3
The Focal Sopra N°3 stands 126.4 cm tall — about 13.3 cm more than the Monitor Audio Platinum 300 at 113.1 cm. On footprint the Monitor Audio Platinum 300 is the wider cabinet (43.0 cm versus 35.5 cm). At 91.5 dB against 88 dB, the Focal Sopra N°3 is the easier load to drive and plays louder from the same amplifier. The Monitor Audio Platinum 300 reaches deeper in the bass, down to 17 Hz versus 33 Hz. The Monitor Audio Platinum 300 is rear-ported and the Focal Sopra N°3 is down-firing ported. Both land in a similar price bracket, around $21,499 a pair.
| A | B | |
|---|---|---|
| Manufacturer | Monitor Audio | Focal |
| Model | Platinum 300 3G | Sopra N°3 |
| HiFi ladder position | #165 of 281 floorstander | #227 of 281 floorstander |
| Height | 1131.1 mm | 1264 mm |
| Width | 429.8 mm | 355 mm |
| Depth | 525 mm | 595 mm |
| Weight | 53.6 kg | 70 kg |
| Enclosure | bass-reflex-rear | bass-reflex-down |
| Drivers | 1× tweeter (MPD III (Air Motion Transformer)), 1× 100 mm midrange (RDT III C-CAM), 2× 203 mm woofer (RDT III C-CAM) | 1× 27 mm tweeter (pure beryllium inverted dome), 1× 165 mm midrange (W sandwich cone), 2× 210 mm woofer (W sandwich cone) |
| Frequency — low | 17 Hz | 33 Hz |
| Frequency — high | 60000 Hz | 40000 Hz |
| Sensitivity | 88 dB | 91.5 dB |
| Impedance | 4 Ω | 8 Ω |
| Recommended amp | 200–800 W | 40–400 W |
| MAP (USD) | $19,999 / pair | $22,998 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | monitoraudio.com ↗ | focal.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.