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Comfort Reigns: Bose QC Ultra vs. Sony XM5
Users widely praise the Bose QC Ultra for superior comfort, citing deeper, softer earcups and lighter clamping force for extended wear. This often places them ahead of competitors like the Sony WH-1000XM5, which some find less comfortable for long sessions.
Bose QC Ultra ANC: Elite Silence with Caveats
The active noise cancellation on the QC Ultra is frequently lauded as best-in-class for blocking ambient sound. However, a notable number of users report an audible hiss in quiet settings and clicks during movement, impacting the overall experience in silent or active scenarios.
Foldable Design Boosts Bose QC Ultra Portability
The Bose QC Ultra's foldable design and smaller carrying case are frequently highlighted as a significant advantage for travelers and commuters. This contrasts with non-folding competitors, making the Bose model more convenient for packing and on-the-go use.
Mixed Reviews on Bose QC Ultra Call Clarity
Call quality on the Bose QC Ultra receives frequent criticism, with users reporting muffled voices and inconsistent background noise suppression. While the microphones aim for clarity, actual performance in real-world calls, especially in noisy environments, is a consistent pain point for some owners.
Expert answers based on real user experience
Users on r/bose frequently report an audible "hiss" from the active noise cancellation (ANC) system, particularly noticeable in very quiet environments or at low playback volumes, sometimes when ambient noise is as low as 10-15 dB. Similar discussions highlight "clicks" or "crackling" sounds that can occur when the user is moving, potentially due to mechanical noise from hinges or pressure changes within the earcups. While Bose's ANC is lauded for its effectiveness in blocking external noise up to 30 dB, this internal noise artifact is a recurring point of discussion among owners.
r/bose
Across r/headphones discussions, the Bose QC Ultra are consistently praised for superior long-term comfort, often attributed to deeper, softer, and more breathable earcups compared to competitors like the Sony WH-1000XM5. Users also note a lighter clamping force on the Bose, contributing to reduced fatigue during extended listening sessions exceeding 3-4 hours. While some users report potential slippage due to the lighter clamp, the overall consensus leans towards the Bose offering a more ergonomic and less fatiguing fit for prolonged use.
Bose
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Key features: BREAKTHROUGH SPATIALIZED AUDIO: Super immersive sound spatializes everything, taking the music out of your head and placing it in front of you to push the boundaries of listening., NOISE CANCELLING HEADPHONES: Enjoy Bose’s best noise cancellation for headphones with Quiet Mode, turn on Aware Mode to hear more of your surroundings, or combine noise cancellation and Bose Immersive Audio with Immersion Mode., NEW CINEMA MODE: Bring video content to life like never before with Cinema Mode; spatialize and balance background sound and sound effects for movie-like immersion wherever you go., USB VOICE: Use the built-in mic to enjoy high-quality two-way communication for phone calls and video conferencing while connected via USB-C., ENHANCED LONG-LASTING BATTERY: Up to 30 hours of play time (23 with Immersive Audio)* keeps the music playing through even the longest listening sessions. Charge your headphones with the included USB-C cord and listen to music at the same time..

Bose
Bose SoundLink Flex Bluetooth Speaker (2nd Gen) - Portable Outdoor Speaker with Hi-Fi Audio, Waterproof and Dustproof, USB-C, Up to 12 Hours Battery Life, Black
-14%Bose
Bose QuietComfort Ultra Bluetooth Headphones, Wireless Headphones with Spatial Audio, Over Ear Noise Cancelling with Mic, Up to 24 Hours of Playtime, White Smoke
-16%Bose
Bose QuietComfort Ultra Bluetooth Headphones (2nd Gen), Wireless Headphones with Spatial Audio, Over Ear Noise Cancelling with Mic, Up to 30 Hours of Play time, Desert Gold - Limited Edition Color

Bose
Bose New Lifestyle Ultra Speaker, Wireless Home Speaker, TrueSpatial Audio, CleanBass, AirPlay & Google Cast, Black
r/headphones
The Bose QuietComfort Ultra are rated for up to 30 hours of playtime with ANC and Immersive Audio off, and up to 23 hours with Immersive Audio engaged. Users confirm this longevity for extended travel or multi-day work periods. A significant convenience is the ability to charge the headphones via the included USB-C cord while simultaneously listening to music, ensuring continuous playback even if the battery depletes during a session. Note that passive listening via cable is not supported when the battery is completely dead.
r/bose
User feedback on r/bose suggests Bose's Immersive Audio feature is often perceived as most impactful for video content, providing a cinema-like soundstage by spatializing audio. While some users appreciate its effect on music, others describe it as "gimmicky" or prefer the standard stereo output. The feature's effectiveness can vary based on the source material and individual listening preferences, with its primary utility seen in enhancing movie-watching experiences rather than as a universal audio enhancement for all music genres, especially those with complex basslines.
r/bose
Specific cold-weather testing data is scarce in user forums, but general battery performance for lithium-ion cells, like those in the QC Ultra, can degrade in temperatures below 0°C. Extreme cold, such as -10°C, might reduce battery capacity by 20-30% and impact charging efficiency. The ANC system's microphones and internal components could also be affected by condensation or extreme cold, potentially introducing audio artifacts or reducing noise cancellation effectiveness compared to operation at 20°C.
Expert Analysis
While the Bose QC Ultra are lauded for plush earcups and a comfortable design, a subset of users report experiencing skin irritation or rashes from the earpads, potentially due to material sensitivity or heat buildup in warmer climates. Long-term durability is also a consideration; the premium build is noted, but the lighter clamping force, while comfortable, might lead to increased wear on contact points or potential slippage over thousands of hours of use, especially with frequent active use on rocky trails where vibrations are constant.
Expert Analysis
Call quality on the Bose QC Ultra receives frequent criticism, with users reporting muffled voice transmission and inconsistent background noise suppression. The noise-rejecting microphones and AI-based suppression are intended to filter out surroundings and wind, but some users report these systems can inadvertently amplify ambient noise or distort the speaker's voice. This inconsistency can be problematic during video conferencing or phone calls in environments with ambient sound levels exceeding 60 dB, impacting professional communication.
r/bose