TrueScaleCompare speakers at true scale.
TrueSpecsCompare technical specifications (up to 4 speakers).HiFi LadderBrowse every speaker side by side, ordered by size or by price.HiFi SearchFind 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
AELAC Concentro S 503.2BSonus Faber Olympica Nova I
ELAC Concentro S 503.2vsSonus Faber Olympica Nova I
The ELAC Concentro S 503.2 stands 40.0 cm tall — about 4.5 cm more than the Sonus Faber Olympica Nova I at 35.5 cm. On footprint the ELAC Concentro S 503.2 is the wider cabinet (21.9 cm versus 19.4 cm). The ELAC Concentro S 503.2 reaches deeper in the bass, down to 40 Hz versus 45 Hz. Low frequencies come from a 180 mm cone on the ELAC Concentro S 503.2 and a 150 mm cone on the Sonus Faber Olympica Nova I. Both land in a similar price bracket, around $6,949 a pair.
| A | B | |
|---|---|---|
| Manufacturer | ELAC | Sonus Faber |
| Model | Concentro S 503.2 2.0 | Olympica Nova I |
| HiFi ladder position | #146 of 215 bookshelf | #102 of 215 bookshelf |
| Height | 15.7 in | 14 in |
| Width | 8.6 in | 7.6 in |
| Depth | 14.6 in | 15.6 in |
| Weight | 29.5 lb | 23.1 lb |
| Enclosure | bass-reflex-rear | bass-reflex-rear |
| Drivers | 1× tweeter (JET 6 pleated-folded ribbon), 1× 5.1 in midrange (aluminium AS-XR cone), 1× 7.1 in woofer (aluminium AS-XR cone) | 1× 1.1 in tweeter (H28 XTR3 soft dome), 1× 5.9 in mid-bass (MW15 paper cone) |
| Frequency — low | 40 Hz | 45 Hz |
| Frequency — high | 40000 Hz | 35000 Hz |
| Sensitivity | 87 dB | 87 dB |
| Impedance | 4 Ω | 4 Ω |
| Recommended amp | 60–500 W | 35–250 W |
| MAP (USD) | $7,398 / pair | $6,500 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | elac.com ↗ | 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.

