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Front view — side by side at true scale
AQ Acoustics 5020BSonus Faber Lumina II
Q Acoustics 5020vsSonus Faber Lumina II
The Sonus Faber Lumina II stands 30.4 cm tall — about 2.0 cm more than the Q Acoustics 5020 at 28.4 cm. At 87.9 dB against 86 dB, the Q Acoustics 5020 is the easier load to drive and plays louder from the same amplifier. The Q Acoustics 5020 reaches deeper in the bass, down to 53 Hz versus 55 Hz. Low frequencies come from a 125 mm cone on the Q Acoustics 5020 and a 150 mm cone on the Sonus Faber Lumina II. On price, the Sonus Faber Lumina II sits higher — about $1,499 a pair against $1,199 for the Q Acoustics 5020.
| A | B | |
|---|---|---|
| Manufacturer | Q Acoustics | Sonus Faber |
| Model | 5020 | Lumina II |
| HiFi ladder position | #28 of 215 bookshelf | #46 of 215 bookshelf |
| Height | 284 mm | 304 mm |
| Width | 180 mm | 179 mm |
| Depth | 293 mm | 263 mm |
| Weight | 7 kg | 5.8 kg |
| Enclosure | bass-reflex-rear | bass-reflex-front |
| Drivers | 1× 25 mm tweeter (soft dome), 1× 125 mm mid-bass (C³ continuous curved cone) | 1× 29 mm tweeter (DAD soft dome), 1× 150 mm mid-bass (paper cone) |
| Frequency — low | 53 Hz | 55 Hz |
| Frequency — high | 30000 Hz | 24000 Hz |
| Sensitivity | 87.9 dB | 86 dB |
| Impedance | 6 Ω | 4 Ω |
| Recommended amp | 25–100 W | 30–150 W |
| MAP (USD) | $1,199 / pair | $1,499 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | qacoustics.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.

