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Castle Avon 2vsJamo Concert Element 50
The Castle Avon 2 stands 47.5 cm tall — about 9.6 cm more than the Jamo Concert Element 50 at 37.9 cm. On footprint the Jamo Concert Element 50 is the wider cabinet (32.9 cm versus 21.0 cm). At 89.5 dB against 88 dB, the Jamo Concert Element 50 is the easier load to drive and plays louder from the same amplifier. The Jamo Concert Element 50 reaches deeper in the bass, down to 45 Hz versus 50 Hz. Low frequencies come from a 150 mm cone on the Castle Avon 2 and a 165 mm cone on the Jamo Concert Element 50. Both land in a similar price bracket, around $1,065 a pair.
| A | B | |
|---|---|---|
| Manufacturer | Castle | Jamo |
| Model | Castle Avon 2 | Jamo Concert Element 50 |
| Height | 18.7 in | 14.9 in |
| Width | 8.3 in | 13 in |
| Depth | 12.2 in | 10.6 in |
| Weight | 23.1 lb | 18.3 lb |
| Enclosure | transmission-line | bass-reflex-down |
| Drivers | 1× 5.9 in woofer, 1× 4.5 in midrange, 1× tweeter (ribbon) | 1× 1 in tweeter (soft positive dome), 1× 6.5 in mid-bass (Scandinavian nettle-fibre cone) |
| Frequency — low | 50 Hz | 45 Hz |
| Frequency — high | 20000 Hz | 22000 Hz |
| Sensitivity | 88 dB | 89.5 dB |
| Impedance | 8 Ω | 4 Ω |
| Recommended amp | 25–100 W | 40–150 W |
| MAP (USD) | $1,030 / pair | $1,099 / 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.

