Reddit rates both Stay Away. The split is what you want: the QuietComfort Ultra — don’t buy it — get the Sony instead. The QuietComfort Ultra Earbuds — don’t buy it — get the Sony instead.

Don’t buy it — get the Sony instead
+ Repeatedly mentioned as best-in-class for all-day wearability across hundreds of owner reports.
− A vocal minority finds the tuning too soft or colored, especially versus Sony's profile.
Full verdict →
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 →Reddit rates both Stay Away. The split is what you want: the QuietComfort Ultra — don’t buy it — get the Sony instead. The QuietComfort Ultra Earbuds — don’t buy it — get the Sony instead.
Reddit's verdict is Stay Away. Don’t buy it — get the Sony instead. Sound and comfort hold up long-term, but ~1 in 3 long-term reports describe a failure — buy with eyes open.
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.