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References
Front view — side by side at true scale
ACastle Knight 3BELAC Debut DF53
Click either cabinet to swap A ↔ B · Reference height: 40.6 in · 1 in = 13.81 px
Castle Knight 3vsELAC Debut DF53
The ELAC Debut DF53 stands 103.0 cm tall — about 21.0 cm more than the Castle Knight 3 at 82.0 cm. On footprint the ELAC Debut DF53 is the wider cabinet (22.2 cm versus 16.5 cm). The Castle Knight 3 is a transmission line and the ELAC Debut DF53 is rear-ported. On price, the ELAC Debut DF53 sits higher — about $899 a pair against $770 for the Castle Knight 3.
| A | B | |
|---|---|---|
| Manufacturer | Castle | ELAC |
| Model | Castle Knight 3 | ELAC Debut DF53 3.0 |
| Height | 32.3 in | 40.6 in |
| Width | 6.5 in | 8.7 in |
| Depth | 10.4 in | 9.7 in |
| Weight | 23.6 lb | 34.6 lb |
| Enclosure | transmission-line | bass-reflex-rear |
| Drivers | 1× 5.1 in mid-bass, 1× 1 in tweeter (soft dome) | 1× 1 in tweeter (aluminium dome), 1× 5.2 in midrange (aramid-fibre cone), 2× 5.2 in woofer (aramid-fibre cone) |
| Frequency — low | 38 Hz | 38 Hz |
| Frequency — high | 24000 Hz | 38000 Hz |
| Sensitivity | 88 dB | 87.5 dB |
| Impedance | 8 Ω | 6 Ω |
| Recommended amp | 15–100 W | 30–150 W |
| MAP (USD) | $770 / pair | $899 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | castle.uk.com ↗ | elac.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.