Battery performance is inconsistent across units, with at least one owner reporting a earbud degraded to 10-minute runtime and others noting a persistent left-right charge imbalance.

“One earbud barely lasts ten minutes, and the earbuds never seem to charge completely. The battery performance has been very underwhelming.”

vs Marketing: Nothing claims up to 9.5 hours on the earbuds alone and 42.5 hours total; real-world ANC usage yields 5.5–6 hours for healthy units, and at least one unit has degraded to under 10 minutes — far below any advertised figure.

ANC intermittently fails to 're-lock' after environmental changes, requiring users to manually toggle transparency mode and back to restore proper noise cancellation.

“I love my Nothing Ear (2), but you are absolutely right about the sudden inconsistency with the noise cancellation. When that happens, I have to flip them to transparency mode then back to noise cancellation, otherwise they just don't lock in again quite right.”

vs Marketing: Nothing claims Smart ANC 'automatically checks for noise leakage and applies more noise cancellation' for 'the best possible noise cancellation'; users report the system drops out and requires manual intervention to re-engage.

At least one owner reports the left earbud intermittently failing to charge or connect when seated in the case over a one-month period.

“Over the past month, the left earbud has sometimes failed to charge or connect when placed in the case.”

vs Marketing: Nothing markets these as 'the ultimate everyday companion'; intermittent charging failure directly undermines daily reliability.

Sound quality opinions are split across owners — most praise it, but at least one owner finds it lacking compared to a single AirPod 3, suggesting unit or fit-dependent variation.

“I still like the design, USB-C charging, and Nothing X app, but the sound quality is lacking and they are uncomfortable compared with using a single AirPod 3.”

vs Marketing: Nothing claims 'superb sound quality for the level'; while most owners agree, a minority of owners (1 of 4 in this cluster) report the opposite, indicating the experience is not universally consistent.

Pinch controls are occasionally unresponsive, earbuds shift inside the case despite retention divots, and ear tips are reported as firmer than ideal.

“The pinch controls can be slightly unresponsive, and the case feels a bit inferior. The earbuds also shift around inside the case despite the small divots intended to hold them in place.”

vs Marketing: Nothing promotes 'a bold new bubble design'; users find the case execution and control responsiveness below expectations for the price point.