TrueScaleAudio
Compare speakers at true scale
Pick two speakers and see them side by side at their real-world size.
Front view — side by side at true scale
Click either cabinet to swap A ↔ B · Reference height: 1144 mm (114.4 cm) · 1 mm = 0.49 px
Polk Reserve R500vsPolk Reserve R700
The Polk Reserve R700 stands 114.4 cm tall — about 9.9 cm more than the Polk Reserve R500 at 104.5 cm. On footprint the Polk Reserve R700 is the wider cabinet (32.8 cm versus 25.3 cm). At 88 dB against 87 dB, the Polk Reserve R700 is the easier load to drive and plays louder from the same amplifier. The Polk Reserve R700 reaches deeper in the bass, down to 38 Hz versus 49 Hz. Low frequencies come from a 133 mm cone on the Polk Reserve R500 and a 203 mm cone on the Polk Reserve R700. Both land in a similar price bracket, around $1,449 a pair.
| A | B | |
|---|---|---|
| Manufacturer | Polk | Polk |
| Model | Reserve R500 | Reserve R700 |
| HiFi ladder position | #91 of 281 floorstander | #170 of 281 floorstander |
| Height | 1045 mm | 1144 mm |
| Width | 253 mm | 328 mm |
| Depth | 349 mm | 428 mm |
| Weight | 17.7 kg | 35.9 kg |
| Enclosure | bass-reflex-rear | bass-reflex-down |
| Drivers | 1× 25 mm tweeter (Pinnacle ring radiator), 2× 133 mm woofer (Turbine cone) | 1× 25 mm tweeter (Pinnacle ring radiator), 1× 165 mm midrange (Turbine cone), 2× 203 mm woofer (polypropylene cone) |
| Frequency — low | 49 Hz | 38 Hz |
| Frequency — high | 36000 Hz | 38000 Hz |
| Sensitivity | 87 dB | 88 dB |
| Impedance | 4 Ω | 4 Ω |
| Recommended amp | 25–200 W | 50–300 W |
| MAP (USD) | $1,398 / pair | $1,499 each |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | polkaudio.com ↗ | polkaudio.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.