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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

AFocal Sopra N°1BKEF Reference 1 Meta
Focal Sopra N°1 front view
KEF Reference 1 Meta front view

Click either cabinet to swap A ↔ B · Reference height: 440 mm (44.0 cm) · 1 mm = 1.27 px

Focal Sopra N°1vsKEF Reference 1 Meta

The KEF Reference 1 Meta stands 44.0 cm tall — about 1.5 cm more than the Focal Sopra N°1 at 42.5 cm. On footprint the Focal Sopra N°1 is the wider cabinet (25.2 cm versus 20.5 cm). At 89 dB against 85 dB, the Focal Sopra N°1 is the easier load to drive and plays louder from the same amplifier. Both land in a similar price bracket, around $9,500 a pair.

TrueSpecs presentation

Specifications

mm / kgin / lb
AB
ManufacturerFocalKEF
ModelSopra N°1Reference 1 Meta Meta
HiFi ladder position#162 of 215 bookshelf#172 of 215 bookshelf
Height425 mm440 mm
Width252 mm205 mm
Depth396 mm422 mm
Weight16 kg18.2 kg
Enclosurebass-reflex-rearbass-reflex-rear
Drivers1× 27 mm tweeter (pure beryllium inverted dome), 1× 165 mm mid-bass (W sandwich cone)1× 25 mm tweeter (MAT aluminium dome), 1× 125 mm midrange (aluminium cone), 1× 165 mm woofer (aluminium cone)
Frequency — low45 Hz45 Hz
Frequency — high40000 Hz35000 Hz
Sensitivity89 dB85 dB
Impedance8 Ω4 Ω
Recommended amp25–150 W50–200 W
MAP (USD)$8,999 / pair$10,000 / pair
Where to buyCheck availability ↗Check availability ↗
Brand websitefocal.com ↗international.kef.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.