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Front view — overlaid at true scale
T+A Solitaire S 540vsSonus Faber Amati Supreme
The T+A Solitaire S 540 stands 148.0 cm tall — about 30.4 cm more than the Sonus Faber Amati Supreme at 117.6 cm. On footprint the Sonus Faber Amati Supreme is the wider cabinet (41.1 cm versus 32.0 cm). At 91 dB against 88 dB, the Sonus Faber Amati Supreme is the easier load to drive and plays louder from the same amplifier. The T+A Solitaire S 540 reaches deeper in the bass, down to 20 Hz versus 28 Hz. The T+A Solitaire S 540 is a sealed cabinet and the Sonus Faber Amati Supreme is rear-ported. On price, the Sonus Faber Amati Supreme sits higher — about $78,000 a pair against $54,900 for the T+A Solitaire S 540.
| A | B | |
|---|---|---|
| Manufacturer | T+A | Sonus Faber |
| Model | Solitaire S 540 | Amati Supreme |
| HiFi ladder position | #263 of 281 floorstander | #191 of 281 floorstander |
| Height | 1480 mm | 1176 mm |
| Width | 320 mm | 411 mm |
| Depth | 520 mm | 512 mm |
| Weight | 80 kg | 62 kg |
| Enclosure | sealed | bass-reflex-rear |
| Drivers | 1× tweeter (magnetostat), 7× 90 mm midrange (StarStabilizer), 4× 220 mm woofer (aluminium) | 1× 20 mm super-tweeter (silk soft dome), 1× 38 mm tweeter (silk soft dome), 1× 165 mm midrange (paper cone), 2× 220 mm woofer (paper cone) |
| Frequency — low | 20 Hz | 28 Hz |
| Frequency — high | 45000 Hz | 40000 Hz |
| Sensitivity | 88 dB | 91 dB |
| Impedance | 4 Ω | 4 Ω |
| Recommended amp | — | 50–600 W |
| MAP (USD) | $54,900 / pair | $78,000 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | ta-hifi.de ↗ | 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.

