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TrueScaleAudio

Compare speakers at true scale

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

Speaker A
Speaker B
OverlaySide by side
Presentation mode
References

Front view — side by side at true scale

AFyne Audio F501EBCastle Knight 5
Fyne Audio F501E front view
Castle Knight 5 front view

Click either cabinet to swap A ↔ B · Reference height: 38.8 in · 1 in = 14.44 px

Fyne Audio F501EvsCastle Knight 5

The Fyne Audio F501E and the Castle Knight 5 stand at nearly the same height, around 98.4 cm tall. On footprint the Fyne Audio F501E is the wider cabinet (25.0 cm versus 20.0 cm). At 91 dB against 90 dB, the Castle Knight 5 is the easier load to drive and plays louder from the same amplifier. The Castle Knight 5 reaches deeper in the bass, down to 30 Hz versus 36 Hz. The Fyne Audio F501E is down-firing ported and the Castle Knight 5 is a transmission line. Both land in a similar price bracket, around $1,275 a pair.

TrueSpecs presentation

Specifications

mm / kgin / lb
AB
ManufacturerFyne AudioCastle
ModelFyne Audio F501ECastle Knight 5
Height38.7 in38.8 in
Width9.8 in7.9 in
Depth11.6 in13.2 in
Weight39.2 lb44.1 lb
Enclosurebass-reflex-downtransmission-line
Drivers1× 1 in tweeter (titanium dome), 1× 5.9 in mid-bass (multi-fibre cone), 1× 5.9 in woofer (multi-fibre cone)2× 5.9 in mid-bass, 1× 1 in tweeter (soft dome)
Frequency — low36 Hz30 Hz
Frequency — high34000 Hz24000 Hz
Sensitivity90 dB91 dB
Impedance8 Ω8 Ω
Recommended amp30–150 W25–200 W
MAP (USD)$1,270 / pair$1,280 / 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.