TrueScaleAudio
Compare speakers at true scale
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Front view — side by side at true scale
Sonus Faber Lumina IvsJBL L52 Classic
The JBL L52 Classic stands 33.0 cm tall — about 5.0 cm more than the Sonus Faber Lumina I at 28.0 cm. On footprint the JBL L52 Classic is the wider cabinet (19.7 cm versus 14.8 cm). At 85 dB against 84 dB, the JBL L52 Classic is the easier load to drive and plays louder from the same amplifier. The JBL L52 Classic reaches deeper in the bass, down to 47 Hz versus 65 Hz. Low frequencies come from a 120 mm cone on the Sonus Faber Lumina I and a 133 mm cone on the JBL L52 Classic. Both land in a similar price bracket, around $1,000 a pair.
| A | B | |
|---|---|---|
| Manufacturer | Sonus Faber | JBL |
| Model | Lumina I | L52 Classic |
| HiFi ladder position | #25 of 215 bookshelf | #76 of 215 bookshelf |
| Height | 280 mm | 330 mm |
| Width | 148 mm | 197 mm |
| Depth | 213 mm | 216 mm |
| Weight | 4.4 kg | 5 kg |
| Enclosure | bass-reflex-front | bass-reflex-front |
| Drivers | 1× 29 mm tweeter (DAD soft dome), 1× 120 mm mid-bass (paper cone) | 1× 20 mm tweeter (Titanium Dome), 1× 133 mm mid-bass (Pure Pulp cone) |
| Frequency — low | 65 Hz | 47 Hz |
| Frequency — high | 24000 Hz | 24000 Hz |
| Sensitivity | 84 dB | 85 dB |
| Impedance | 4 Ω | 4 Ω |
| Recommended amp | 30–100 W | 10–75 W |
| MAP (USD) | $999 / pair | $1,000 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | sonusfaber.com ↗ | 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.

