TrueScale

Compare speakers at true scale.

TrueSpecs

Compare technical specifications (up to 4 speakers).

Speaker A
Speaker B
References

Front view — side by side at true scale

APolk Reserve R200BKEF LS50 Meta
Polk Reserve R200 front view
KEF LS50 Meta front view

Click either cabinet to swap A ↔ B · Reference height: 359 mm (35.9 cm) · 1 mm = 1.56 px

Specifications

AB
ModelPolk Reserve R200KEF LS50 Meta Meta
Height359 mm302 mm
Width194 mm199 mm
Depth354 mm281 mm
Weight8.7 kg7.8 kg
Enclosurebass-reflex-rearbass-reflex-rear
Drivers1× 25 mm tweeter (Pinnacle ring radiator), 1× 165 mm mid-bass (Turbine cone)1× 25 mm tweeter (MAT aluminium dome), 1× 130 mm mid-bass (aluminium cone)
Frequency — low51 Hz79 Hz
Frequency — high38000 Hz28000 Hz
Sensitivity86 dB85 dB
Impedance4 Ω8 Ω
Recommended amp30–200 W40–100 W
Manufacturerpolkaudio.cominternational.kef.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.