Purchases during sales (e.g., 30% discount) make these headphones a better value, reducing cost-related concerns.

The Q30's earcups are reportedly prone to splitting after a few months of use, with some users experiencing foam exposure.

Some users note that the Q30 headband is prone to cracking even with minimal handling, suggesting fragility in its structural design.

Users report frequent issues with plastic headband cracking, particularly at stress points, leading to decreased comfort and usability over time.

Some users experienced complete failure of one or both headphone sides around 7 months of use, suggesting potential long-term reliability issues.

Some users report the Q30 has a looser fit compared to other models like the Q40, which might affect suitability for active use.

Some find the Q30's soundstage superior to high-end models, like the Sony WH-1000XM5, particularly when using specific EQ settings like the Rock preset.

Some users prefer the Sony WH-1000XM4 for overall experience, despite its inferior battery life compared to the Q30.

Users recommend experimenting with EQ settings in Normal mode for improved sound, indicating a degree of personalization available with these headphones.

The Q30's bass and mic quality are well-regarded for music and phone calls, but they may not be ideal for professional remote work due to Bluetooth mic limitations.

Headphones are reported to have audio latency during video playback, which may be noticeable for movie watchers.

Owners have observed that wired mode requires the headphones to be powered on for optimal sound quality, which can lead to battery drain even when not using Bluetooth.

The mic is highly sensitive, picking up ambient sounds comprehensively, beneficial for calls but possibly intrusive in noisy environments.

Owners report audio stuttering issues without a clear cause, affecting listening experience unpredictably.

The touch-sensitive controls can be triggered accidentally, such as when wearing a hood, affecting listening modes unexpectedly.

The Q30 lacks a mic on/off control, which is a significant factor for users who frequently engage in meetings or calls.

The app includes an option to disable the touch-to-enable-transparency-mode, improving control over accidental mode changes.

"Transparent mode" can be randomly activated by wind or accidental touch, lacking a physical button to disable this feature.

The power button requires a long press to turn on/off, which some find inconvenient, and multipoint connectivity can be unreliable without frequent resets.

Cushion wear is common, with earcup and headband cushions deflating or tearing within a year, though replacements are hard to find.