TrueScaleAudio
Compare speakers at true scale
Pick two speakers and see them side by side at their real-world size.
Front view — overlaid at true scale
Click either cabinet to swap A ↔ B · Reference height: 440 mm (44.0 cm) · 1 mm = 1.27 px
Castle Windsor EarlvsDynaudio Contour 20i
The Dynaudio Contour 20i stands 44.0 cm tall — about 1.0 cm more than the Castle Windsor Earl at 43.0 cm. On footprint the Castle Windsor Earl is the wider cabinet (24.0 cm versus 21.5 cm). At 89 dB against 86 dB, the Castle Windsor Earl is the easier load to drive and plays louder from the same amplifier. The Dynaudio Contour 20i reaches deeper in the bass, down to 39 Hz versus 58 Hz. Low frequencies come from a 165 mm cone on the Castle Windsor Earl and a 180 mm cone on the Dynaudio Contour 20i. Both land in a similar price bracket, around $5,090 a pair.
| A | B | |
|---|---|---|
| Manufacturer | Castle | Dynaudio |
| Model | Castle Windsor Earl | Dynaudio Contour 20i |
| Height | 430 mm | 440 mm |
| Width | 240 mm | 215 mm |
| Depth | 296 mm | 396 mm |
| Weight | 9.5 kg | 14 kg |
| Enclosure | bass-reflex-rear | bass-reflex-rear |
| Drivers | 1× 165 mm mid-bass (woven polypropylene), 1× 28 mm tweeter (micro-fibre dome) | 1× 28 mm tweeter (Esotar 2i soft dome with Hexis), 1× 180 mm mid-bass (MSP cone) |
| Frequency — low | 58 Hz | 39 Hz |
| Frequency — high | 22000 Hz | 23000 Hz |
| Sensitivity | 89 dB | 86 dB |
| Impedance | 8 Ω | 4 Ω |
| Recommended amp | 25–100 W | — |
| MAP (USD) | $4,930 / pair | $5,250 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | castle.uk.com ↗ | dynaudio.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.