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QuietComfort Ultra vs QuietComfort 45

Audio · 2,459 owner opinions across both products

A close call.

Reddit rates both Risky Buy. The split is what you want: the QuietComfort Ultra — buy only if you prioritize all-day comfort and reliable noise cancellation over long-term durability. The QuietComfort 45 — buy only if you prioritize all-day wearing comfort and solid noise cancellation over a spotless reliability record. Today's gap is $159: $169 for the QuietComfort 45 against $328 for the QuietComfort Ultra.

At a glance
Bose QuietComfort Ultra
QuietComfort Ultra
Bose
Bose QuietComfort 45
QuietComfort 45
Bose
Verdict Risky Buy Risky Buy
Would buy again48%of 1,521even46%of 938 · avg 49%
Serious failure reports22%of 10017%of 64 · baseline 24%
Warranty resolved51%40%
Price today$327.99typ $329.66$168.96typ $169.99

Built from 2,459 owner opinions across both products · 164 long-term reports · how we decide

What owners say

QuietComfort Ultra Risky Buy

48% would buy againof 1,521 owners

First 6 months 40% → long-term 57%+17of 100 long-term owners

QuietComfort 45 Risky Buy

46% would buy againof 938 owners

First 6 months 21% → long-term 81%+60of 64 long-term owners

Uneven evidence

The QuietComfort Ultra's record runs 1,521 owners against 938 for the QuietComfort 45 — weigh the thinner side accordingly.

What you’ll regret

QuietComfort Ultra~1 in 3 reports

The bluetooth_connectivity

~1 in 3 long-term reports mention a failure, spread across bluetooth connectivity, ear cushions, and audio output, typically appearing within the first 1–13 months. Warranty outcomes are nearly split: 37 resolved versus 36 unresolved, so resolution is not guaranteed. Serious failures run at 22%, just below the 24% baseline for wireless headphones we track — about typical for the category.

Typically reported months 1–12 · 100 long-term owners

QuietComfort 45~1 in 5 reports

The audio_output

~1 in 5 long-term owner reports describe a failure, most involving audio output or Bluetooth issues, arriving within the first 13 months. Warranty outcomes lean unresolved — 30 cases landed outside warranty versus 20 resolved under it. At 17% serious failure, the QC45 is somewhat more reliable than the category baseline of 24% for wireless headphones we track.

Typically reported months 0–12 · 64 long-term owners

These are the share of long-term owner reports that mention a failure, not the share of units that fail — owners with working units mostly don’t post.

Price and value

QuietComfort Ultratypical price

$327.99typically $329.66

See price →
QuietComfort 45typical price

$168.96typically $169.99

See price →

Gap today: $159 — QuietComfort 45 is the cheaper buy.

Price links carry an affiliate tag. It never changes the verdict.

Buy the QuietComfort Ultra if

comfort and sound quality matter most and you can live with a real but roughly even warranty resolution record.

Buy the QuietComfort 45 if

long listening sessions and noise cancellation matter more to you than a flawless reliability record.

Questions people ask about this matchup

Which is better, the QuietComfort Ultra or the QuietComfort 45?

Reddit rates both Risky Buy. The split is what you want: the QuietComfort Ultra — buy only if you prioritize all-day comfort and reliable noise cancellation over long-term durability. The QuietComfort 45 — buy only if you prioritize all-day wearing comfort and solid noise cancellation over a spotless reliability record.

Which is more reliable, the QuietComfort Ultra or the QuietComfort 45?

The QuietComfort 45, by the numbers: 17% of its long-term reports mention a serious failure against 22% for the QuietComfort Ultra. What separates them is what fails — bluetooth_connectivity on the QuietComfort Ultra, audio_output on the QuietComfort 45. Warranty outcomes differ more: 40% of QuietComfort 45 claims were resolved against 51% for the QuietComfort Ultra.

Is the QuietComfort Ultra worth $159 more than the QuietComfort 45?

At $328 against $169 today, the QuietComfort Ultra costs 94% more and carries the same verdict tier.