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: 440 mm (44.0 cm) · 1 mm = 1.27 px
ELAC Concentro S 503.2vsBowers & Wilkins 805 D4
The Bowers & Wilkins 805 D4 stands 44.0 cm tall — about 4.0 cm more than the ELAC Concentro S 503.2 at 40.0 cm. At 88 dB against 87 dB, the Bowers & Wilkins 805 D4 is the easier load to drive and plays louder from the same amplifier. The ELAC Concentro S 503.2 reaches deeper in the bass, down to 40 Hz versus 42 Hz. Low frequencies come from a 180 mm cone on the ELAC Concentro S 503.2 and a 165 mm cone on the Bowers & Wilkins 805 D4. Both land in a similar price bracket, around $7,699 a pair.
| A | B | |
|---|---|---|
| Manufacturer | ELAC | Bowers & Wilkins |
| Model | Concentro S 503.2 2.0 | 805 D4 D4 |
| HiFi ladder position | #146 of 215 bookshelf | #170 of 215 bookshelf |
| Height | 400 mm | 440 mm |
| Width | 219 mm | 228 mm |
| Depth | 372 mm | 373 mm |
| Weight | 13.4 kg | 15.55 kg |
| Enclosure | bass-reflex-rear | bass-reflex-front |
| Drivers | 1× tweeter (JET 6 pleated-folded ribbon), 1× 130 mm midrange (aluminium AS-XR cone), 1× 180 mm woofer (aluminium AS-XR cone) | 1× 25 mm tweeter (diamond dome), 1× 165 mm mid-bass (Continuum cone) |
| Frequency — low | 40 Hz | 42 Hz |
| Frequency — high | 40000 Hz | 28000 Hz |
| Sensitivity | 87 dB | 88 dB |
| Impedance | 4 Ω | 8 Ω |
| Recommended amp | 60–500 W | 50–120 W |
| MAP (USD) | $7,398 / pair | $8,000 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | elac.com ↗ | bowerswilkins.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.