TrueSpecs
Compare technical specifications (up to 4 speakers).
HiFi Ladder
Browse every speaker side by side, ordered by size or by price.
HiFi Search
Find speakers by the specs you want.
TrueScaleAudio
Compare speakers at true scale
Pick two speakers and see them side by side at their real-world size.
References
Front view — overlaid at true scale
AQuad S-1BParadigm Premier 100B
| A | B | |
|---|---|---|
| Manufacturer | Quad | Paradigm |
| Model | Quad S-1 | Paradigm Premier 100B |
| Height | 285 mm | 283 mm |
| Width | 156 mm | 170 mm |
| Depth | 240 mm | 239 mm |
| Weight | 5.2 kg | 5.85 kg |
| Enclosure | bass-reflex-rear | bass-reflex-rear |
| Drivers | 1× tweeter (ribbon), 1× 100 mm mid-bass (woven Kevlar cone) | 1× 25 mm tweeter (X-PAL dome), 1× 140 mm mid-bass (Carbon-infused polypropylene cone) |
| Frequency — low | 58 Hz | 50 Hz |
| Frequency — high | 20000 Hz | 25000 Hz |
| Sensitivity | 84 dB | 87 dB |
| Impedance | 8 Ω | 8 Ω |
| Recommended amp | 25–150 W | 15–130 W |
| MAP (USD) | $799 / pair | $798 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | quad-hifi.co.uk ↗ | paradigm.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.

