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References
Front view — overlaid at true scale
APolk Reserve R100BQ Acoustics 3020c
Click either cabinet to swap A ↔ B · Reference height: 324 mm (32.4 cm) · 1 mm = 1.73 px
| A | B | |
|---|---|---|
| Manufacturer | Polk | Q Acoustics |
| Model | Polk Reserve R100 | Q Acoustics 3020c |
| Height | 324 mm | 279 mm |
| Width | 167 mm | 175 mm |
| Depth | 260 mm | 281 mm |
| Weight | 5.5 kg | 5.5 kg |
| Enclosure | bass-reflex-rear | bass-reflex-rear |
| Drivers | 1× 25 mm tweeter (Pinnacle ring radiator), 1× 133 mm mid-bass (Turbine cone) | 1× 22 mm tweeter (soft dome), 1× 120 mm mid-bass (C³ continuous curved cone) |
| Frequency — low | 58 Hz | 60 Hz |
| Frequency — high | 39000 Hz | 30000 Hz |
| Sensitivity | 86 dB | 87 dB |
| Impedance | 4 Ω | 6 Ω |
| Recommended amp | 30–150 W | 25–90 W |
| MAP (USD) | $699 / pair | $639 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | polkaudio.com ↗ | qacoustics.com ↗ |
| Product page | Open 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.