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QuietComfort Ultra Earbuds vs Momentum 4

Reddit's answer is the Sennheiser Momentum 4. Buy it if you prioritize sound quality and battery life above bulletproof hardware reliability. The QuietComfort Ultra Earbuds is a Stay Away — don’t buy it — get the Sony instead.

Bose QuietComfort Ultra Earbuds
Bose · Audio

QuietComfort Ultra Earbuds

Stay Away$299
30% of 700 owners recommend
~1 in 2 failure rate — ~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.

Don’t buy it — get the Sony instead

+ Repeatedly mentioned as reference-level audio; the single most cited reason owners keep or recommend them.

− A recurring pattern: ~1 in 2 long-term reports mention a failure, most often the left earbud, within 8 months.

Full verdict →
Sennheiser Momentum 4
Sennheiser · Audio

Momentum 4

Buy If$279.95
60% of 1,298 owners recommend
~1 in 3 failure rate — Roughly 1 in 3 long-term owner reports mention a failure — but note that failure_measurable is false here: there are too few confirmed long-term owners to compute a reliable rate, so treat that fraction cautiously. Reported components include power button, connectivity, and battery issues, with onset typically within the first year. Warranty resolution leans unresolved (47 cases unresolved vs. 38 resolved), so failures often land outside coverage. Serious failure reports sit at 27%, about typical for wireless headphones in our tracking pool.

Buy it if you prioritize sound quality and battery life above bulletproof hardware reliability.

+ Repeatedly mentioned as the reason owners recommend it — a reference-class sound signature across genres.

− A vocal minority flags hardware failures — power button, connectivity, and battery issues appear across reports.

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Questions people keep asking

Which is better, the QuietComfort Ultra Earbuds or the Momentum 4?

Reddit's answer is the Sennheiser Momentum 4. Buy it if you prioritize sound quality and battery life above bulletproof hardware reliability. The QuietComfort Ultra Earbuds is a Stay Away — don’t buy it — get the Sony instead.

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.

Is the Sennheiser Momentum 4 worth it?

Reddit's verdict is Buy If. Buy it if you prioritize sound quality and battery life above bulletproof hardware reliability. Great sound that holds up over time — but ~1 in 3 long-term reports mention a failure, so go in with eyes open.