Front view — side by side at true scale
ACastle Avon 5BJamo Concert Element 70
| A | B | |
|---|---|---|
| Manufacturer | Castle | Jamo |
| Model | Castle Avon 5 | Jamo Concert Element 70 |
| Height | 1110 mm | 1017 mm |
| Width | 210 mm | 280 mm |
| Depth | 365 mm | 307 mm |
| Weight | 24 kg | 18.8 kg |
| Enclosure | transmission-line | bass-reflex-down |
| Drivers | 2× 150 mm woofer, 1× 115 mm midrange, 1× tweeter (ribbon) | 1× 25 mm tweeter (soft positive dome), 1× 130 mm midrange (Scandinavian nettle-fibre cone), 1× 200 mm woofer (Scandinavian nettle-fibre cone) |
| Frequency — low | 35 Hz | 40 Hz |
| Frequency — high | 20000 Hz | 22000 Hz |
| Sensitivity | 89 dB | 87 dB |
| Impedance | 8 Ω | 4 Ω |
| Recommended amp | 25–100 W | 50–200 W |
| MAP (USD) | — | $1,899 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | castle.uk.com ↗ | jamo.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.

