Front view — side by side at true scale
AMonitor Audio Platinum 300BJBL S4700
| A | B | |
|---|---|---|
| Manufacturer | Monitor Audio | JBL |
| Model | Platinum 300 3G | S4700 |
| HiFi ladder position | #165 of 281 floorstander | #106 of 281 floorstander |
| Height | 1131.1 mm | 1068 mm |
| Width | 429.8 mm | 497 mm |
| Depth | 525 mm | 371 mm |
| Weight | 53.6 kg | 54.5 kg |
| Enclosure | bass-reflex-rear | bass-reflex-rear |
| 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× 45 mm tweeter (Titanium compression driver), 1× 20 mm super-tweeter (Titanium compression driver), 1× 380 mm woofer (Cast-frame woofer) |
| Frequency — low | 17 Hz | 38 Hz |
| Frequency — high | 60000 Hz | 40000 Hz |
| Sensitivity | 88 dB | 94 dB |
| Impedance | 4 Ω | 6 Ω |
| Recommended amp | 200–800 W | — |
| MAP (USD) | $19,999 / pair | $20,000 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | monitoraudio.com ↗ | global.jbl.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.

