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Front view — side by side at true scale
ACanton Vento 31BPolk Signature Elite ES20
Canton Vento 31vsPolk Signature Elite ES20
The Canton Vento 31 stands 40.0 cm tall — about 2.4 cm more than the Polk Signature Elite ES20 at 37.6 cm. On footprint the Polk Signature Elite ES20 is the wider cabinet (21.7 cm versus 20.6 cm). The Canton Vento 31 reaches deeper in the bass, down to 27 Hz versus 41 Hz.
| A | B | |
|---|---|---|
| Manufacturer | Canton | Polk |
| Model | Vento 31 | Signature Elite ES20 |
| HiFi ladder position | #145 of 215 bookshelf | #125 of 215 bookshelf |
| Height | 15.7 in | 14.8 in |
| Width | 8.1 in | 8.5 in |
| Depth | 13.8 in | 13.8 in |
| Weight | 22 lb | 17 lb |
| Enclosure | bass-reflex-rear | bass-reflex-rear |
| Drivers | 1× 1 in tweeter (Black Ceramic dome), 1× 6.9 in mid-bass (ATB cone) | 1× 1 in tweeter (Terylene Dome), 1× 6.5 in mid-bass (Dynamic Balance mica-reinforced polypropylene cone) |
| Frequency — low | 27 Hz | 41 Hz |
| Frequency — high | 40000 Hz | 40000 Hz |
| Sensitivity | — | 86 dB |
| Impedance | 4 Ω | 8 Ω |
| Recommended amp | — | 20–125 W |
| MAP (USD) | — | $400 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | canton.de ↗ | 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.

