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Compare speakers at true scale
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Front view — side by side at true scale
AWharfedale EVO 5.1BCastle Avon 2
Wharfedale EVO 5.1vsCastle Avon 2
The Castle Avon 2 stands 47.5 cm tall — about 13.5 cm more than the Wharfedale EVO 5.1 at 34.0 cm. At 88 dB against 87 dB, the Castle Avon 2 is the easier load to drive and plays louder from the same amplifier. The Castle Avon 2 reaches deeper in the bass, down to 50 Hz versus 56 Hz. Low frequencies come from a 130 mm cone on the Wharfedale EVO 5.1 and a 150 mm cone on the Castle Avon 2. Both land in a similar price bracket, around $1,015 a pair.
| A | B | |
|---|---|---|
| Manufacturer | Wharfedale | Castle |
| Model | Wharfedale EVO 5.1 | Castle Avon 2 |
| Height | 13.4 in | 18.7 in |
| Width | 8.2 in | 8.3 in |
| Depth | 12.8 in | 12.2 in |
| Weight | 17.6 lb | 23.1 lb |
| Enclosure | bass-reflex-rear | transmission-line |
| Drivers | 1× 2.8 in tweeter (AMT), 1× 5.1 in mid-bass (woven Kevlar cone) | 1× 5.9 in woofer, 1× 4.5 in midrange, 1× tweeter (ribbon) |
| Frequency — low | 56 Hz | 50 Hz |
| Frequency — high | 24000 Hz | 20000 Hz |
| Sensitivity | 87 dB | 88 dB |
| Impedance | 4 Ω | 8 Ω |
| Recommended amp | 25–100 W | 25–100 W |
| MAP (USD) | $999 / pair | $1,030 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | wharfedale.co.uk ↗ | 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.

