Front view — side by side at true scale
ABowers & Wilkins 603 S3BMartinLogan ElectroMotion ESL
Click either cabinet to swap A ↔ B · Reference height: 1323 mm (132.3 cm) · 1 mm = 0.42 px
| A | B | |
|---|---|---|
| Manufacturer | Bowers & Wilkins | MartinLogan |
| Model | Bowers & Wilkins 603 S3 S3 | MartinLogan ElectroMotion ESL |
| Height | 1020 mm | 1323 mm |
| Width | 256 mm | 229 mm |
| Depth | 402 mm | 414 mm |
| Weight | 27.5 kg | 16.1 kg |
| Enclosure | bass-reflex-rear | bass-reflex-rear |
| Drivers | 1× 25 mm tweeter (Titanium Dome), 1× 150 mm midrange (Continuum cone FST), 2× 165 mm woofer (paper cone) | 1× midrange (electrostatic (XStat CLS)), 1× 203 mm woofer (doped-fibre cone) |
| Frequency — low | 46 Hz | 42 Hz |
| Frequency — high | 28000 Hz | 22000 Hz |
| Sensitivity | 90 dB | 91 dB |
| Impedance | 8 Ω | 6 Ω |
| Recommended amp | 30–200 W | 20–300 W |
| MAP (USD) | $2,500 / pair | $2,500 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | bowerswilkins.com ↗ | martinlogan.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.