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
OverlaySide by side
Presentation mode
References

Front view — side by side at true scale

APolk Reserve R100BFyne Audio F5S
Polk Reserve R100 front view
Fyne Audio F5S front view

Click either cabinet to swap A ↔ B · Reference height: 12.8 in · 1 in = 43.90 px

TrueSpecs presentation

Specifications

mm / kgin / lb
AB
ManufacturerPolkFyne Audio
ModelPolk Reserve R100Fyne Audio F5S
Height12.8 in11.2 in
Width6.6 in6.9 in
Depth10.2 in9.8 in
Weight12.1 lb9.9 lb
Enclosurebass-reflex-rearbass-reflex-down
Drivers1× 1 in tweeter (Pinnacle ring radiator), 1× 5.2 in mid-bass (Turbine cone)1× 0.7 in tweeter (magnesium dome), 1× 4.9 in mid-bass (multi-fibre cone)
Frequency — low58 Hz55 Hz
Frequency — high39000 Hz38000 Hz
Sensitivity86 dB87 dB
Impedance4 Ω8 Ω
Recommended amp30–150 W30–90 W
MAP (USD)$699 / pair$762 / pair
Where to buyCheck availability ↗Check availability ↗
Brand websitepolkaudio.com ↗fyneaudio.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.