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References
Front view — side by side at true scale
ASonus Faber AidaBCanton Reference Alpha 1
Sonus Faber AidavsCanton Reference Alpha 1
The Sonus Faber Aida stands 172.5 cm tall — about 8.5 cm more than the Canton Reference Alpha 1 at 164.0 cm. On footprint the Sonus Faber Aida is the wider cabinet (47.0 cm versus 42.2 cm). At 92 dB against 89 dB, the Sonus Faber Aida is the easier load to drive and plays louder from the same amplifier. Low frequencies come from a 320 mm cone on the Sonus Faber Aida and a 219 mm cone on the Canton Reference Alpha 1. On price, the Sonus Faber Aida sits higher — about $160,000 a pair against $70,000 for the Canton Reference Alpha 1.
| A | B | |
|---|---|---|
| Manufacturer | Sonus Faber | Canton |
| Model | Aida | Reference Alpha 1 |
| HiFi ladder position | #276 of 281 floorstander | #273 of 281 floorstander |
| Height | 67.9 in | 64.6 in |
| Width | 18.5 in | 16.6 in |
| Depth | 30.7 in | 28.3 in |
| Weight | 363.8 lb | 319.7 lb |
| Enclosure | bass-reflex-down | bass-reflex-down |
| Drivers | 1× 1.1 in tweeter (H28 XTR soft dome with DAD), 1× 7.1 in midrange (M18 paper cone), 2× 8.7 in woofer (W22 paper cone), 1× 12.6 in woofer (SW32 paper cone) | 1× 1 in tweeter (DLC diamond-coated dome), 1× 6.9 in midrange (Black Ceramic Tungsten cone), 4× 8.6 in woofer (Black Ceramic Tungsten cone) |
| Frequency — low | 18 Hz | 18 Hz |
| Frequency — high | 35000 Hz | 40000 Hz |
| Sensitivity | 92 dB | 89 dB |
| Impedance | 4 Ω | 4 Ω |
| Recommended amp | 100–1000 W | — |
| MAP (USD) | $160,000 / pair | $70,000 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | sonusfaber.com ↗ | canton.de ↗ |
| 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.

