TrueSpecs

Compare technical specifications (up to 4 speakers).

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Browse every speaker side by side, ordered by size or by price.

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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

AHarbeth Monitor 30.3 XD2BQ Acoustics Concept 300
Harbeth Monitor 30.3 XD2 front view
Q Acoustics Concept 300 front view

Click either cabinet to swap A ↔ B · Reference height: 460 mm (46.0 cm) · 1 mm = 1.22 px

TrueSpecs presentation

Specifications

mm / kgin / lb
AB
ManufacturerHarbethQ Acoustics
ModelHarbeth Monitor 30.3 XD2Q Acoustics Concept 300
Height460 mm355 mm
Width277 mm200 mm
Depth275 mm400 mm
Weight11.6 kg14.5 kg
Enclosuresealedbass-reflex-rear
Drivers1× 25 mm tweeter (ferrofluid-cooled dome), 1× 200 mm mid-bass (RADIAL polymer cone)1× 28 mm tweeter (soft dome), 1× 165 mm mid-bass (coated paper cone)
Frequency — low50 Hz55 Hz
Frequency — high20000 Hz30000 Hz
Sensitivity85 dB84 dB
Impedance6 Ω6 Ω
Recommended amp—25–200 W
MAP (USD)$6,290 / pair$6,399 / pair
Where to buyCheck availability ↗Check availability ↗
Brand websiteharbeth.co.uk ↗qacoustics.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.