TrueScale
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Compare technical specifications (up to 4 speakers).
HiFi Ladder
Browse every speaker ordered by size, side by side.
References
Front view — side by side at true scale
ABowers & Wilkins 603 S3BJamo Concert Element 90
| A | B | |
|---|---|---|
| Manufacturer | Bowers & Wilkins | Jamo |
| Model | Bowers & Wilkins 603 S3 S3 | Jamo Concert Element 90 |
| Height | 1020 mm | 1112 mm |
| Width | 256 mm | 326 mm |
| Depth | 402 mm | 356 mm |
| Weight | 27.5 kg | 33.2 kg |
| Enclosure | bass-reflex-rear | bass-reflex-down |
| Drivers | 1× 25 mm tweeter (Titanium Dome), 1× 150 mm midrange (Continuum cone FST), 2× 165 mm woofer (paper cone) | 1× 25 mm tweeter (soft positive dome), 1× 165 mm midrange (Scandinavian nettle-fibre cone), 1× 250 mm woofer (Scandinavian nettle-fibre cone) |
| Frequency — low | 46 Hz | 35 Hz |
| Frequency — high | 28000 Hz | 22000 Hz |
| Sensitivity | 90 dB | 87 dB |
| Impedance | 8 Ω | 4 Ω |
| Recommended amp | 30–200 W | 60–250 W |
| MAP (USD) | $2,500 / pair | $2,499 / pair |
| Brand website | bowerswilkins.com ↗ | jamo.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.

