Pros
- Best-in-class sound — exceptional detail, textured bass, and an airy top end
- Genuinely luxurious build: Nappa leather and cast aluminium in a robust hingeless design
- Full aptX Lossless/Adaptive support plus a USB-C 24-bit wired audio interface
- 2-year warranty and a 30-hour battery with a strong 15-min → 7-hr quick charge
Cons
- By far the most expensive here at $799 — roughly $350 more than the Sony or Bose
- Noise cancellation trails the Sony WH-1000XM6 and Bose QuietComfort Ultra
- Heaviest of the wireless picks at 310 g, with firm initial clamp some find tiring
- No water resistance; the B&W Music app is less polished than Sony’s
Specifications
- Drivers
- 2× 40mm carbon-cone dynamic
- Noise cancelling
- Adaptive, 8 mics — improved, but not class-leading
- Battery
- 30 hrs (ANC on)
- Quick charge
- 15 min → 7 hrs
- Codecs
- aptX Lossless / Adaptive / HD, AAC, SBC
- Materials
- Nappa leather + cast aluminium; hingeless friction-rod design
- App
- B&W Music; 5-band EQ + TrueSound; USB-C 24-bit audio
- Weight
- 310 g (heaviest of the wireless picks)
- Warranty
- 2-year limited
Performance
On pure sound, the Px8 S2 is the best in this group: its carbon-cone drivers resolve detail, texture, and dynamics in a way the mass-market flagships don’t quite reach, which is exactly what its audiophile buyer is paying for. aptX Lossless and a USB-C wired interface let you feed it high-quality sources. Where it gives ground is the category’s signature feature — noise cancellation. The eight-mic adaptive system is improved over the original Px8 but still measurably behind the Sony and Bose, especially on low-frequency rumble, so as a pure travel silencer it’s a step down from the cancellation leaders.
Build Quality
This is the best-built headphone here, full stop. Nappa leather, cast-aluminium arms, and a hingeless friction-rod design feel and look genuinely luxurious and remove a common failure point of folding headphones. Long-term reliability data is still limited given the mid-2025 launch, but no defect patterns have emerged and the construction inspires confidence. The 2-year warranty beats the one-year coverage from Sony, Bose, and Apple. The headphone is sealed with no user-replaceable battery, which — paired with the price — is the main serviceability knock.
Value Assessment
Value is the Px8 S2’s weak score by design: at $799 it’s the most expensive option here by a wide margin, and it asks that premium while trailing much cheaper rivals on noise cancellation. You’re paying for sound quality and materials, not features or ANC. For the audiophile or design-led buyer who specifically wants the best-sounding, best-built wireless headphone and will use its strengths, that’s a defensible premium; for anyone cross-shopping on cancellation or all-round value, it’s simply more money than the job requires — and B&W’s own Px7 S3 delivers much of the experience for less.
Who Should Buy It
Audiophiles and design-conscious buyers who want the best-sounding, most luxurious wireless headphone and value materials and detail over outright noise cancellation — and who’ll use the hi-res codecs and wired interface.
Who Should Skip It
Anyone whose priority is noise cancellation (the Sony or Bose), value (the Sennheiser or Sony, or B&W’s cheaper Px7 S3), or the lightest, most travel-friendly fit.
Final Recommendation
The Bowers & Wilkins Px8 S2 is our Best Premium pick: the best sound and the most luxurious build in the group, backed by a 2-year warranty. It’s the priciest by far and its noise cancellation isn’t class-leading, so it’s worth it specifically for sound-first, design-led buyers — most people will be happier with the better-rounded Sennheiser or the cancellation-leading Sony for far less.