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References
Front view — side by side at true scale
AKEF Q3 MetaBCastle Avon 2
KEF Q3 MetavsCastle Avon 2
The Castle Avon 2 stands 47.5 cm tall — about 11.8 cm more than the KEF Q3 Meta at 35.7 cm. At 88 dB against 87 dB, the Castle Avon 2 is the easier load to drive and plays louder from the same amplifier. Low frequencies come from a 165 mm cone on the KEF Q3 Meta 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 | KEF | Castle |
| Model | KEF Q3 Meta Meta | Castle Avon 2 |
| Height | 357 mm | 475 mm |
| Width | 210 mm | 210 mm |
| Depth | 305 mm | 310 mm |
| Weight | 8.2 kg | 10.5 kg |
| Enclosure | bass-reflex-rear | transmission-line |
| Drivers | 1× 25 mm tweeter (MAT aluminium dome), 1× 165 mm mid-bass (aluminium cone) | 1× 150 mm woofer, 1× 115 mm midrange, 1× tweeter (ribbon) |
| Frequency — low | 49 Hz | 50 Hz |
| Frequency — high | 20000 Hz | 20000 Hz |
| Sensitivity | 87 dB | 88 dB |
| Impedance | 4 Ω | 8 Ω |
| Recommended amp | 15–150 W | 25–100 W |
| MAP (USD) | $999 / pair | $1,030 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | international.kef.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.

