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

ASVS Ultra Evolution BookshelfBPolk Reserve R100
SVS Ultra Evolution Bookshelf front view
Polk Reserve R100 front view

Click either cabinet to swap A ↔ B · Reference height: 325 mm (32.5 cm) · 1 mm = 1.72 px

Specifications

mm / kgin / lb
AB
ManufacturerSVSPolk
ModelSVS Ultra Evolution BookshelfPolk Reserve R100
Height325 mm324 mm
Width182 mm167 mm
Depth285 mm260 mm
Weight8.5 kg5.5 kg
Enclosurebass-reflex-rearbass-reflex-rear
Drivers1× 25 mm tweeter (diamond-coated aluminium-dome), 1× 165 mm mid-bass (glass-fibre composite cone)1× 25 mm tweeter (Pinnacle ring radiator), 1× 133 mm mid-bass (Turbine cone)
Frequency — low50 Hz58 Hz
Frequency — high40000 Hz39000 Hz
Sensitivity87 dB86 dB
Impedance4 Ω4 Ω
Recommended amp20–150 W30–150 W
MAP (USD)$599.99 each$699 / pair
Brand websitesvsound.com ↗polkaudio.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.