TrueSpecs
Compare technical specifications (up to 4 speakers).
HiFi Ladder
Browse every speaker side by side, ordered by size or by price.
HiFi Search
Find speakers by the specs you want.
TrueScaleAudio
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
AHarbeth Monitor 30.3 XD2BSonus Faber Olympica Nova I
| A | B | |
|---|---|---|
| Manufacturer | Harbeth | Sonus Faber |
| Model | Harbeth Monitor 30.3 XD2 | Sonus Faber Olympica Nova I |
| Height | 460 mm | 355 mm |
| Width | 277 mm | 194 mm |
| Depth | 275 mm | 395 mm |
| Weight | 11.6 kg | 10.5 kg |
| Enclosure | sealed | bass-reflex-front |
| Drivers | 1× 25 mm tweeter (ferrofluid-cooled dome), 1× 200 mm mid-bass (RADIAL polymer cone) | 1× 28 mm tweeter (H28 XTR3 soft dome), 1× 150 mm mid-bass (MW15 paper cone) |
| Frequency — low | 50 Hz | 45 Hz |
| Frequency — high | 20000 Hz | 35000 Hz |
| Sensitivity | 85 dB | 87 dB |
| Impedance | 6 Ω | 4 Ω |
| Recommended amp | — | 35–250 W |
| MAP (USD) | $6,290 / pair | $6,500 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | harbeth.co.uk ↗ | sonusfaber.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.

