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.
References
Front view — overlaid at true scale
ATriangle BR09BPolk Reserve R500
Click either cabinet to swap A ↔ B · Reference height: 1095 mm (109.5 cm) · 1 mm = 0.51 px
| A | B | |
|---|---|---|
| Manufacturer | Triangle | Polk |
| Model | Triangle BR09 | Polk Reserve R500 |
| Height | 1095 mm | 1045 mm |
| Width | 254 mm | 253 mm |
| Depth | 314 mm | 349 mm |
| Weight | 23.4 kg | 17.7 kg |
| Enclosure | bass-reflex-front | bass-reflex-rear |
| Drivers | 1× 25 mm tweeter (silk-dome), 1× 160 mm midrange (natural cellulose-pulp cone), 3× 160 mm woofer (fiberglass cone) | 1× 25 mm tweeter (Pinnacle ring radiator), 2× 133 mm woofer (Turbine cone) |
| Frequency — low | 35 Hz | 49 Hz |
| Frequency — high | 22000 Hz | 36000 Hz |
| Sensitivity | 92 dB | 87 dB |
| Impedance | 8 Ω | 4 Ω |
| Recommended amp | 60–300 W | 25–200 W |
| MAP (USD) | $1,449 / pair | $1,398 / pair |
| Brand website | trianglehifi.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.