TrueScaleAudio
Compare speakers at true scale
Pick two speakers and see them side by side at their real-world size.
Front view — overlaid at true scale
Click either cabinet to swap A ↔ B · Reference height: 340 mm (34.0 cm) · 1 mm = 1.65 px
Cambridge Audio SX-60vsCastle Knight 1
The Cambridge Audio SX-60 stands 34.0 cm tall — about 5.0 cm more than the Castle Knight 1 at 29.0 cm. On footprint the Cambridge Audio SX-60 is the wider cabinet (20.0 cm versus 16.5 cm). At 89 dB against 88 dB, the Cambridge Audio SX-60 is the easier load to drive and plays louder from the same amplifier. The Cambridge Audio SX-60 reaches deeper in the bass, down to 41 Hz versus 46 Hz. Low frequencies come from a 165 mm cone on the Cambridge Audio SX-60 and a 130 mm cone on the Castle Knight 1. On price, the Castle Knight 1 sits higher — about $380 a pair against $329 for the Cambridge Audio SX-60.
| A | B | |
|---|---|---|
| Manufacturer | Cambridge Audio | Castle |
| Model | Cambridge Audio SX-60 | Castle Knight 1 |
| Height | 340 mm | 290 mm |
| Width | 200 mm | 165 mm |
| Depth | 272 mm | 265 mm |
| Weight | 5 kg | 4.5 kg |
| Enclosure | bass-reflex-front | bass-reflex-rear |
| Drivers | 1× 25 mm tweeter (silk dome), 1× 165 mm mid-bass (doped paper cone) | 1× 130 mm mid-bass, 1× 25 mm tweeter (soft dome) |
| Frequency — low | 41 Hz | 46 Hz |
| Frequency — high | 22000 Hz | 24000 Hz |
| Sensitivity | 89 dB | 88 dB |
| Impedance | 8 Ω | 8 Ω |
| Recommended amp | 20–100 W | 15–100 W |
| MAP (USD) | $329 / pair | $380 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | cambridgeaudio.com ↗ | castle.uk.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.