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  2. /Headphones
  3. /Bose QuietComfort 45 vs Bowers & Wilkins Px7 S3

Bose QuietComfort 45 vs Bowers & Wilkins Px7 S3

Verdict

Our overall take, at a glance

Key takeaways

  • Bose QuietComfort 45 leads Bowers & Wilkins Px7 S3 overall by 11 points (82 vs 71 out of 100).
  • Bose QuietComfort 45 stands out on Comfort & Build Weight: 240 g.
Bose QuietComfort 45 leads overall
$329 at launch
Bose QuietComfort 45
82
Bowers & Wilkins Px7 S3
71
Why it stands out
  • Comfort & Build Weight: 240 g

In-depth analysisAI

AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Jun 2026.

Bose QuietComfort 45

The Bose QuietComfort 45 is a pair of over-ear, active noise-canceling headphones designed primarily for commuters and frequent travelers. They serve as a successor in Bose's well-established line of portable audio gear, focusing heavily on physical comfort and ambient noise isolation.

Best for blocking out persistent background rumble during flights and daily commutesBest for extended listening sessions where a lightweight fit and low clamping force are n
Pros
  • Highly effective active noise cancellation capable of isolating ambient environmental sound
  • Lightweight and folding physical design that ensures long-term wearing comfort
  • Tactile physical button controls that offer reliable, physical feedback over touch-sensitive alternatives
Cons
  • Face stiff market competition from both newer releases and prominent rivals in the same segment
Video — reviews used (3)

Provided context on the product's market position, comparison against alternatives like Sony, and its ongoing relevance years after release.

Generated Jun 30, 2026

Value for Money

Which is the better deal for the price

Pre-filled with launch prices where known — enter today's price for an up-to-date check. Use the same currency for both.

Bose QuietComfort 45

Check Price on Amazon

Bowers & Wilkins Px7 S3

Check Price on Amazon

Physical Comparison

Weigh them up, then compare real dimensions in 3D

240 g300 g
Bose QuietComfort 45Bowers & Wilkins Px7 S3

Bowers & Wilkins Px7 S3 is 60 g (25%) heavier than Bose QuietComfort 45.

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Review Videos

Hand-picked expert reviews for each product

Detailed Specifications

The full spec sheet, side by side

Noise Cancelling

Feature
Bose QuietComfort 45
Bowers & Wilkins Px7 S3
Active Noise Cancelling
Yes
Yes
Transparency Mode
Yes
Yes

Wireless

Feature
Bose QuietComfort 45
Bowers & Wilkins Px7 S3
Wireless
Yes
Yes
Bluetooth Version
Supported Codecs
SBC, AAC
aptX Lossless, aptX Adaptive, aptX HD, aptX Classic, AAC, SBC
Multipoint Connection
Yes
Yes

Battery

Feature
Bose QuietComfort 45
Bowers & Wilkins Px7 S3
Battery Life (ANC On)
24 h
30 h
Quick Charge
Yes
Yes

Comfort & Build

Feature
Bose QuietComfort 45
Bowers & Wilkins Px7 S3
Weight
240 g
300 g
Folding Design
Yes
N/A
Water Resistance
N/A
Not rated
Dimensions
15.2 × 18.4 × 7.6 cm
17.7 × 23.4 × 6 cm

Connectivity

Feature
Bose QuietComfort 45
Bowers & Wilkins Px7 S3
Wired Connection
2.5mm to 3.5mm
USB-C to 3.5mm stereo jack cable
Detachable Cable
Yes
Yes
Built-in Microphone
Yes
Yes

Specification Note

Specifications are compiled from official manufacturer data and other reliable internet sources. Some features may vary by region or model configuration.

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