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: 13.4 in · 1 in = 41.84 px
Polk Signature Elite ES15vsCambridge Audio SX-60
The Cambridge Audio SX-60 stands 34.0 cm tall — about 3.5 cm more than the Polk Signature Elite ES15 at 30.5 cm. At 89 dB against 85 dB, the Cambridge Audio SX-60 is the easier load to drive and plays louder from the same amplifier. The Cambridge Audio SX-60 reaches deeper in the bass, down to 41 Hz versus 44 Hz. Low frequencies come from a 133 mm cone on the Polk Signature Elite ES15 and a 165 mm cone on the Cambridge Audio SX-60. Both land in a similar price bracket, around $315 a pair.
| A | B | |
|---|---|---|
| Manufacturer | Polk | Cambridge Audio |
| Model | Polk Signature Elite ES15 | Cambridge Audio SX-60 |
| Height | 12 in | 13.4 in |
| Width | 7.5 in | 7.9 in |
| Depth | 10.2 in | 10.7 in |
| Weight | 13 lb | 11 lb |
| Enclosure | bass-reflex-rear | bass-reflex-front |
| Drivers | 1× 1 in tweeter (Terylene Dome), 1× 5.2 in mid-bass (Dynamic Balance mica-reinforced polypropylene cone) | 1× 1 in tweeter (silk dome), 1× 6.5 in mid-bass (doped paper cone) |
| Frequency — low | 44 Hz | 41 Hz |
| Frequency — high | 40000 Hz | 22000 Hz |
| Sensitivity | 85 dB | 89 dB |
| Impedance | 8 Ω | 8 Ω |
| Recommended amp | 20–100 W | 20–100 W |
| MAP (USD) | $300 / pair | $329 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | polkaudio.com ↗ | cambridgeaudio.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.