Bose QuietComfort Ultra Headphones (2nd Gen)

Pros

• +CustomTune ANC calibrates to ear canal shape per session for deepest isolation
• +Ear cushion construction ranked most comfortable for 6+ hour extended wear
• +30-hour ANC-on battery covers a full week of deep-work sessions
• +Spatial Audio optional — clean standard stereo mode available via app
• +Wired 3.5mm backup eliminates connectivity risk on critical sessions

Cons

• −$399 positions this as the highest-priced pick in the deep-work lineup
• −Spatial Audio head-tracking can distract mid-session — requires app disable
• −Slightly bulkier case than previous QC generation
• −No boom-mic option for call-heavy hybrid workflows