Bose QuietComfort Ultra Earbuds (2nd Gen)

Bose QuietComfort Ultra Earbuds (2nd Gen) – Product Overview

The Bose QuietComfort Ultra Earbuds (2nd Gen) are Bose’s flagship premium true wireless earbuds, focused on delivering industry-leading Active Noise Cancellation (ANC), immersive sound, and upgraded call quality. The 2nd generation improves on the original Ultra Earbuds with better adaptive ANC, wireless charging, and improved voice pickup.

Audio Performance

The QC Ultra Earbuds (2nd Gen) deliver premium sound with:

• Bose CustomTune personalized audio calibration
• Bose Immersive Audio (spatial audio effect)
• Deep bass with rich detail and clarity
• Balanced soundstage for music and movies
• Adaptive sound tuning based on ear shape

Bose continues to focus on a cinematic and immersive listening experience.

Noise Cancellation & Listening Modes

These earbuds are widely considered among the best ANC earbuds available:

• Bose’s best in-ear Active Noise Cancellation
• Adaptive ANC improvements over Gen 1
• Quiet Mode for maximum isolation
• Aware/Transparency Mode for environmental sound
• Better handling of wind and background noise

Recent reviews from TechRadar and Tom’s Guide rank them among the top ANC earbuds in 2026.

Design & Comfort

The earbuds feature:

• Compact in-ear design
• Stability band system for secure fit
• Multiple ear tip and stability sizes
• Lightweight ergonomic structure
• IPX4 sweat and splash resistance

Bose emphasizes long-term comfort and stable fit during movement.

Smart Features & Connectivity

The QC Ultra Earbuds (2nd Gen) include:

• Bluetooth multipoint connection
• Bose Music app customization
• Touch controls
• Improved SpeechClarity call technology
• Wireless charging case
• Snapdragon Sound / aptX Adaptive support (device dependent)

The 2nd Gen specifically improves call clarity and connectivity reliability.

Battery Life

Battery performance includes:

• Up to ~6 hours playback per charge
• Reduced runtime when Immersive Audio is enabled
• Multiple additional charges from case
• USB-C charging
• Wireless charging support (new on Gen 2)

Real-World User Feedback

Community feedback generally praises:

Strengths:

• Exceptional ANC
• Premium immersive sound
• Better connectivity than previous Bose earbuds
• Improved microphone quality
• Comfortable fit for many users

Common Criticisms:

• Premium pricing
• Battery life still average vs competitors
• Some users report faint background hiss in quiet rooms
• Comfort may vary depending on ear shape