TrueScaleCompare speakers at true scale.
TrueSpecsCompare technical specifications (up to 4 speakers).HiFi LadderBrowse every speaker side by side, ordered by size or by price.HiFi SearchFind speakers by the specs you want.

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

ACastle Knight 4BJamo C605 MKII
Castle Knight 4 front view
Jamo C605 MKII front view

Click either cabinet to swap A ↔ B · Reference height: 900 mm (90.0 cm) · 1 mm = 0.62 px

Castle Knight 4vsJamo C605 MKII

The Castle Knight 4 stands 90.0 cm tall — about 3.8 cm more than the Jamo C605 MKII at 86.2 cm. On footprint the Jamo C605 MKII is the wider cabinet (20.8 cm versus 16.5 cm). At 90 dB against 89 dB, the Castle Knight 4 is the easier load to drive and plays louder from the same amplifier. The Castle Knight 4 reaches deeper in the bass, down to 36 Hz versus 45 Hz. Both land in a similar price bracket, around $1,010 a pair.

TrueSpecs presentation

Specifications

mm / kgin / lb
AB
ManufacturerCastleJamo
ModelCastle Knight 4Jamo C605 MKII MKII
Height900 mm862 mm
Width165 mm208 mm
Depth270 mm341 mm
Weight12.5 kg17.5 kg
Enclosuretransmission-linebass-reflex
Drivers2× 130 mm mid-bass, 1× 25 mm tweeter (soft dome)1× 25.4 mm tweeter (positive soft dome), 1× 135 mm midrange (Hybrid Composition Conical Cone (HCCC)), 1× 135 mm woofer (Hybrid Composition Conical Cone (HCCC))
Frequency — low36 Hz45 Hz
Frequency — high24000 Hz20000 Hz
Sensitivity90 dB89 dB
Impedance8 Ω6 Ω
Recommended amp25–150 W140 W
MAP (USD)$1,020 / pair$999 / pair
Where to buyCheck availability ↗Check availability ↗
Brand websitecastle.uk.com ↗jamo.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.