TrueScale

Compare speakers at true scale.

TrueSpecs

Compare technical specifications (up to 4 speakers).

HiFi Ladder

Browse every speaker ordered by size, side by side.

Speaker A
Speaker B
OverlaySide by side
Presentation mode
References

Front view — overlaid at true scale

ABowers & Wilkins 805 D4BTriangle Duetto 40th
Bowers & Wilkins 805 D4 front view
Triangle Duetto 40th front view

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

Specifications

mm / kgin / lb
AB
ManufacturerBowers & WilkinsTriangle
ModelBowers & Wilkins 805 D4 D4Triangle Duetto 40th
Height440 mm460 mm
Width228 mm242 mm
Depth373 mm350 mm
Weight15.55 kg16.8 kg
Enclosurebass-reflex-frontbass-reflex-front
Drivers1× 25 mm tweeter (diamond dome), 1× 165 mm mid-bass (Continuum cone)1× 25 mm tweeter (magnesium-dome compression diaphragm), 1× 165 mm mid-bass (natural cellulose-pulp paper cone)
Frequency — low42 Hz40 Hz
Frequency — high28000 Hz30000 Hz
Sensitivity88 dB88 dB
Impedance8 Ω8 Ω
Recommended amp50–120 W30–200 W
MAP (USD)$8,000 / pair$6,500 / pair
Brand websitebowerswilkins.com ↗trianglehifi.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.