They are closely matched: Bose QuietComfort 45 scores 77/100 and Bowers & Wilkins Px7 S2 scores 77/100 in our overall comparison — within 1 points. Neither is a clear winner overall, so the decision comes down to the specific features and price that matter most to you.
Bose QuietComfort 45 vs Bowers & Wilkins Px7 S2
Updated Jun 2026 · Scored by the Let’s Compare Data Engine · How we score
The Bose QuietComfort 45 and Bowers & Wilkins Px7 S2 are closely matched at 74 and 74/100. The Bose QuietComfort 45 edges ahead on Comfort & Build, while the Bowers & Wilkins Px7 S2 leads on Wireless and Battery — pick the one whose strengths match what you'll actually use.
- Sound quality isn't scored yet (we have no measured audio data), so the score covers features, battery, noise cancelling and build.
Verdict
Our overall take, at a glance
Key takeaways
- Bose QuietComfort 45 and Bowers & Wilkins Px7 S2 are closely matched overall (within 1 points).
- Bose QuietComfort 45 stands out on Comfort & Build Weight: 240 g (22% less).
- Bowers & Wilkins Px7 S2 counters with Wireless Bluetooth Version: Bluetooth 5.2, Battery Life (ANC On): 30 h (25% more).
Bose QuietComfort 45 and Bowers & Wilkins Px7 S2 are closely matched
Bose QuietComfort 45
74
Bowers & Wilkins Px7 S2
74
Where Bose QuietComfort 45 stands out
- Comfort & Build Weight: 240 g (22% less)
Where Bowers & Wilkins Px7 S2 stands out
- Wireless Bluetooth Version: Bluetooth 5.2
- Battery Life (ANC On): 30 h (25% more)
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…
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
Bowers & Wilkins Px7 S2
The Bowers & Wilkins Px7 S2 are premium wireless over-ear headphones designed for listeners seeking high-fidelity audio and effective active noise cancellation. They offer a refined, comfortable design alongside physical button controls, making them a strong option for daily commutes and focused listening sessions.
Best for Commuters and travelers seeking a premium build with active noise cancellationBest for Listeners who prefer tactile, reliable physical buttons over touch-based ear…
Pros
- Refined sound signature with clear acoustic detailing
- Premium build quality featuring comfortable ear cushions and an elegant finish
- Reliable physical button controls that eliminate accidental touch inputs
- Strong passive and active noise isolation for quieter listening
Cons
- Faces stiff competition from the brand's newer and higher-tier Px8 model
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
Bowers & Wilkins Px7 S2
Physical Comparison
Weigh them up, then compare real dimensions in 3D
Bose QuietComfort 45Bowers & Wilkins Px7 S2
Bowers & Wilkins Px7 S2 is 67 g (28%) heavier than Bose QuietComfort 45.
Review Videos
Hand-picked expert reviews for each product
Detailed Specifications
The full spec sheet, side by side
Frequently Asked Questions
Common questions about Bose QuietComfort 45 vs Bowers & Wilkins Px7 S2 comparison
Bose QuietComfort 45 and Bowers & Wilkins Px7 S2 are compared side by side above across every spec in the headphones category — including performance, features and design — each scored 0–100 so you can see exactly where one leads the other. Our overall scores are 77/100 for Bose QuietComfort 45 and 77/100 for Bowers & Wilkins Px7 S2.
At launch, Bose QuietComfort 45 was the more affordable option ($329) versus Bowers & Wilkins Px7 S2 ($399). Weigh that against the overall scores (77/100 vs 77/100) and the value-for-money meter above to judge whether the higher-rated model justifies its price for your needs. Current retail prices vary — check the retailer.
It's close — Bose QuietComfort 45 (77/100) and Bowers & Wilkins Px7 S2 (77/100) score almost the same. Pick based on price and the individual specs that matter most to you; the comparison above shows where each one pulls ahead.
Which would you buy?
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