Bowers & Wilkins HTM6 S3 vs Polk Reserve R400
The Polk Reserve R400 is more sensitive (89 dB vs 87 dB), so it plays louder per watt, plays lower (48 Hz vs 72 Hz) and costs less ($699 vs $900).
What each one works with
Checked against every product in our catalogue by the same engine as the compatibility checker.
| HTM6 S3 | Reserve R400 | |
|---|---|---|
| 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.
| HTM6 S3 | Reserve R400 | |
|---|---|---|
| Impedance | 8 Ω | 8 Ω |
| Sensitivity | 87 dB (2.83 V, 1 m) | 89 dB (2.83 V, 1 m) |
| Low end | 72 Hz | 48 Hz |
| Drivers | 1 × 25 mm, 2 × 130 mm | 1 × 25 mm, 2 × 165 mm |
| Size | 19×6×10 in | 24×8×14 in |
| Recommended amplifier power | 30–120 W | 40–200 W |
| Weight | 7.7 kg (17 lb) | 14.9 kg (32.8 lb) |
| MSRP | $900 each (MSRP, September 2026) | $699 each (MSRP, September 2026) |
Every spec and pairing: Bowers & Wilkins HTM6 S3, Polk Reserve R400.
Try either one in your own room.
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References
- Bowers & Wilkins HTM6 S3: Spec sheet, bowerswilkins.com, retrieved September 15, 2026
- Bowers & Wilkins HTM6 S3: Manufacturer product page, bowerswilkins.com, retrieved September 15, 2026
- Polk Reserve R400: Spec sheet, polkaudio.com, retrieved September 15, 2026
- Polk Reserve R400: Owner's manual, polkaudio.com, retrieved September 15, 2026
- Polk Reserve R400: Manufacturer product page, polkaudio.com, retrieved September 15, 2026
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