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

ATriangle Duetto 40thBHarbeth Monitor 30.3 XD2
Triangle Duetto 40th front view
Harbeth Monitor 30.3 XD2 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
ManufacturerTriangleHarbeth
ModelTriangle Duetto 40thHarbeth Monitor 30.3 XD2
Height460 mm460 mm
Width242 mm277 mm
Depth350 mm275 mm
Weight16.8 kg11.6 kg
Enclosurebass-reflex-frontsealed
Drivers1× 25 mm tweeter (magnesium-dome compression diaphragm), 1× 165 mm mid-bass (natural cellulose-pulp paper cone)1× 25 mm tweeter (ferrofluid-cooled dome), 1× 200 mm mid-bass (RADIAL polymer cone)
Frequency — low40 Hz50 Hz
Frequency — high30000 Hz20000 Hz
Sensitivity88 dB85 dB
Impedance8 Ω6 Ω
Recommended amp30–200 W—
MAP (USD)$6,500 / pair$6,290 / pair
Where to buyCheck availability ↗Check availability ↗
Brand websitetrianglehifi.com ↗harbeth.co.uk ↗
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.