QuietComfort Ultra Earbuds
32% of reports < 12 months old
~1 in 2 left earbud failures
Don’t buy it — get the Sony instead
Strong ANC and sound, but ~1 in 2 long-term reports describe a failure — mostly the left earbud — within the first 8 months.
sound quality and noise cancellation are your top priorities and warranty coverage is easy for you to use.
long-term durability — ~1 in 2 long-term reports describe a failure, and roughly half of those land outside warranty.
The 30% who would still buy them cite sound quality and noise cancellation as best-in-class and treat repeated replacements as the cost of admission for that performance.
What the 908 mentions are about
grouped into themes · share of opinionated mentionsThe failure mode
~1 in 2 long-term reports describe a failure, most commonly the left earbud (including buzzing and audio issues), with onset typically within the first 8 months. Of tracked warranty outcomes, 75 were resolved and 56 were unresolved — meaning a meaningful share lands outside warranty or goes unremedied. This is the highest failure report rate of the 4 wireless earbuds we track.
64% report a serious failure.
Most common concern: A recurring pattern: ~1 in 2 long-term reports mention a failure, most often the left earbud, within 8 months.
Based on observed owner reports, not a sampled failure rate. ~1 in 2 of the long-term owner reports we analysed mention a failure — not the same as ~1 in 2 of units failing.
How sentiment ages
Early owners rate the QC Ultras at 23% positive — below the long-term figure, suggesting initial setup or fit frustrations.
Long-term sentiment rises to 34%, meaning the sound and ANC win over those who stick with them — but the failure reports dominate this cohort too.
Where to buy
Buy this instead if…
Sony — You want a wireless earbud with fewer reliability reports in long-term ownership.
Verdicts re-weigh with every crawl — if this one moves tiers, watchers hear first.
How it compares in Audio
See all Audio verdicts →Questions people keep asking
Is the Bose QuietComfort Ultra Earbuds worth it?
Reddit's verdict is Stay Away. Don’t buy it — get the Sony instead. Strong ANC and sound, but ~1 in 2 long-term reports describe a failure — mostly the left earbud — within the first 8 months.
What is the most common complaint about the QuietComfort Ultra Earbuds?
A recurring pattern: ~1 in 2 long-term reports mention a failure, most often the left earbud, within 8 months. The recurring failure shows up in about 1 in 2 long-term owners: ~1 in 2 long-term reports describe a failure, most commonly the left earbud (including buzzing and audio issues), with onset typically within the first 8 months. Of tracked warranty outcomes, 75 were resolved and 56 were unresolved — meaning a meaningful share lands outside warranty or goes unremedied. This is the highest failure report rate of the 4 wireless earbuds we track.
What should I buy instead of the QuietComfort Ultra Earbuds?
Reddit's usual alternative is the Sony — if You want a wireless earbud with fewer reliability reports in long-term ownership.