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Compare speakers at true scale

Pick two speakers and see them side by side at their real-world size.

Speaker A
Speaker B
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References

Front view — side by side at true scale

AFyne Audio F303iBCastle Knight 4
Fyne Audio F303i front view
Castle Knight 4 front view

Click either cabinet to swap A ↔ B · Reference height: 37.9 in · 1 in = 14.79 px

Fyne Audio F303ivsCastle Knight 4

The Fyne Audio F303i stands 96.2 cm tall — about 6.2 cm more than the Castle Knight 4 at 90.0 cm. On footprint the Fyne Audio F303i is the wider cabinet (23.3 cm versus 16.5 cm). At 91 dB against 90 dB, the Fyne Audio F303i is the easier load to drive and plays louder from the same amplifier. The Fyne Audio F303i reaches deeper in the bass, down to 32 Hz versus 36 Hz. Low frequencies come from a 150 mm cone on the Fyne Audio F303i and a 130 mm cone on the Castle Knight 4. Both land in a similar price bracket, around $1,018 a pair.

TrueSpecs presentation

Specifications

mm / kgin / lb
AB
ManufacturerFyne AudioCastle
ModelFyne Audio F303iCastle Knight 4
Height37.9 in35.4 in
Width9.2 in6.5 in
Depth12.1 in10.6 in
Weight32.2 lb27.6 lb
Enclosurebass-reflex-reartransmission-line
Drivers1× 1 in tweeter (titanium dome), 2× 5.9 in mid-bass (multi-fibre cone)2× 5.1 in mid-bass, 1× 1 in tweeter (soft dome)
Frequency — low32 Hz36 Hz
Frequency — high34000 Hz24000 Hz
Sensitivity91 dB90 dB
Impedance8 Ω8 Ω
Recommended amp30–120 W25–150 W
MAP (USD)$1,016 / pair$1,020 / pair
Where to buyCheck availability ↗Check availability ↗
Brand websitefyneaudio.com ↗castle.uk.com ↗
Product pageOpen 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.