TrueSpecs

Compare technical specifications (up to 4 speakers).

HiFi Ladder

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

HiFi Search

Find 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
References

Front view — side by side at true scale

AQuad Revela 1BParadigm Founder 40B
Quad Revela 1 front view
Paradigm Founder 40B front view

Click either cabinet to swap A ↔ B · Reference height: 395 mm (39.5 cm) · 1 mm = 1.42 px

Specifications

AB
ManufacturerQuadParadigm
ModelQuad Revela 1Paradigm Founder 40B
Height395 mm368 mm
Width246 mm216 mm
Depth312 mm320 mm
Weight24.6 kg5.1 kg
Enclosurebass-reflex-rearbass-reflex-rear
Drivers1× tweeter (ribbon), 1× 165 mm mid-bass (advanced fibre cone)1× 25 mm tweeter (AL-MAC ceramic dome), 1× 152 mm mid-bass (AL-MAG cone)
Frequency — low54 Hz69 Hz
Frequency — high24000 Hz23000 Hz
Sensitivity86 dB89 dB
Impedance6 Ω8 Ω
Recommended amp30–120 W15–150 W
MAP (USD)$2,250 / pair$2,200 / pair
Where to buyCheck availabilityCheck availability
Brand websitequad-hifi.co.ukparadigm.com
Product pageOpen product pageOpen product page

Larger value highlighted in green. For low-frequency extension, lower Hz = greater bass reach, so the deeper side is highlighted.