Bowers & Wilkins 606 S3 vs SVS Ultra Evolution Bookshelf
The Bowers & Wilkins 606 S3 is more sensitive (88 dB vs 87 dB), so it plays louder per watt and is an easier load for a receiver (8 Ω vs 6 Ω). The SVS Ultra Evolution Bookshelf plays lower (40 Hz vs 52 Hz) and costs less ($1,200 vs $1,200).
What each one works with
Checked against every product in our catalogue by the same engine as the compatibility checker.
| 606 S3 | Ultra Evolution Bookshelf | |
|---|---|---|
| Receivers and amps that drive it | 29 of 29 | 29 of 29 |
Specs side by side
Values that differ are bold. A dash means that model doesn't publish the spec.
| 606 S3 | Ultra Evolution Bookshelf | |
|---|---|---|
| Impedance | 8 Ω | 6 Ω |
| Sensitivity | 88 dB (2.83 V, 1 m) | 87 dB (2.83 V, 1 m) |
| Low end | 52 Hz | 40 Hz |
| Drivers | 1 × 25 mm, 1 × 165 mm | 1 × 25 mm, 1 × 165 mm |
| Size | 7×14×12 in | 9×15×12 in |
| Recommended amplifier power | 30–120 W | 20–150 W |
| Weight | 7.05 kg (15.5 lb) | 8.6 kg (19 lb) |
| MSRP | $1,200 a pair (MSRP, September 2026) | $1,200 a pair (MSRP, September 2026) |
Every spec and pairing: Bowers & Wilkins 606 S3, SVS Ultra Evolution Bookshelf.
Try either one in your own room.
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References
- Bowers & Wilkins 606 S3: Spec sheet, bowerswilkins.com, retrieved September 15, 2026
- Bowers & Wilkins 606 S3: Manufacturer product page, bowerswilkins.com, retrieved September 15, 2026
- SVS Ultra Evolution Bookshelf: Owner's manual, avstyle.nl, retrieved September 15, 2026
- SVS Ultra Evolution Bookshelf: Independent measurement, ecoustics.com, retrieved September 15, 2026
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