TrueScale
Compare speakers at true scale.
TrueSpecs
Compare technical specifications (up to 4 speakers).
HiFi Ladder
Browse every speaker ordered by size, side by side.
References
Front view — side by side at true scale
ATriangle Cello 40thBSonus Faber Maxima Amator
| A | B | |
|---|---|---|
| Manufacturer | Triangle | Sonus Faber |
| Model | Triangle Cello 40th | Sonus Faber Maxima Amator |
| Height | 42.5 in | 44.1 in |
| Width | 15.2 in | 12 in |
| Depth | 13.4 in | 13.8 in |
| Weight | 85.5 lb | 83.8 lb |
| Enclosure | bass-reflex-front | bass-reflex-rear |
| Drivers | 1× 1 in tweeter (magnesium-dome compression diaphragm), 1× 6.5 in midrange (natural-paper cone with fabric surround), 2× 6.5 in woofer (fiberglass-sandwich cone) | 1× 1.1 in tweeter (H28 soft dome with DAD), 1× 7.1 in mid-bass (MW18 paper cone) |
| Frequency — low | 35 Hz | 35 Hz |
| Frequency — high | 30000 Hz | 35000 Hz |
| Sensitivity | 90 dB | 88 dB |
| Impedance | 8 Ω | 4 Ω |
| Recommended amp | 60–500 W | 25–125 W |
| MAP (USD) | $13,000 / pair | $15,000 / pair |
| Brand website | trianglehifi.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.

