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  2. /Headphones
  3. /Bose QuietComfort 45 vs Bose QuietComfort Ultra

Bose QuietComfort 45 vs Bose QuietComfort Ultra

Verdict

Our overall take, at a glance

Key takeaways

  • Bose QuietComfort 45 and Bose QuietComfort Ultra are closely matched overall (within 1 points).
  • Bose QuietComfort 45 stands out on Comfort & Build Weight: 240 g.
  • Bose QuietComfort Ultra counters with Wireless Bluetooth Version: Bluetooth 5.3.
Bose QuietComfort 45 and Bose QuietComfort Ultra are closely matched
$329 at launch
Bose QuietComfort 45
82
Bose QuietComfort Ultra
82
Where Bose QuietComfort 45 stands out
  • Comfort & Build Weight: 240 g
Where Bose QuietComfort Ultra stands out
  • Wireless Bluetooth Version: Bluetooth 5.3

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

Bose QuietComfort Ultra

The Bose QuietComfort Ultra Earbuds are premium wireless in-ear headphones designed for users seeking top-tier ambient noise reduction in a highly portable format. They aim to deliver the powerful active noise cancellation performance typically associated with the brand's larger over-ear headphones inside a compact, travel-friendly design.

Best for Blocking out low-frequency cabin noise during air travel and daily transitBest for Listeners wanting flagship-level noise isolation without the bulk of over-ear he
Pros
  • Outstanding active noise cancellation that effectively isolates loud environments
  • Comfortable and secure fit using stability bands and ear tips for long listening sessions
  • Engaging spatial audio presentation with built-in immersive sound modes
Cons
  • Premium pricing makes them a significant financial investment compared to standard wireless earbuds
  • Standard charging case lacks integrated wireless charging functionality out of the box
Video — reviews used (3)

Provides the product name, launch timing, and the central design goal of delivering over-ear noise cancellation quality in a small earbud package.

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

Bose QuietComfort Ultra

Check Price on Amazon

Physical Comparison

Weigh them up, then compare real dimensions in 3D

240 g253 g
Bose QuietComfort 45Bose QuietComfort Ultra

Bose QuietComfort Ultra is 13 g (5%) 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
Bose QuietComfort Ultra
Active Noise Cancelling
Yes
Yes
Transparency Mode
Yes
Yes

Wireless

Feature
Bose QuietComfort 45
Bose QuietComfort Ultra
Wireless
Yes
Yes
Bluetooth Version
Supported Codecs
SBC, AAC
SBC, AAC, aptX Adaptive
Multipoint Connection
Yes
Yes

Battery

Feature
Bose QuietComfort 45
Bose QuietComfort Ultra
Battery Life (ANC On)
24 h
24 h
Quick Charge
Yes
Yes

Comfort & Build

Feature
Bose QuietComfort 45
Bose QuietComfort Ultra
Weight
240 g
253 g
Folding Design
Yes
Yes
Water Resistance
N/A
N/A
Dimensions
15.2 × 18.4 × 7.6 cm
13.9 × 19.5 × 5.08 cm

Connectivity

Feature
Bose QuietComfort 45
Bose QuietComfort Ultra
Wired Connection
2.5mm to 3.5mm
3.5mm
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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