HEAD-TO-HEAD COMPARISON
Bose SoundLink Flex (2nd Gen) vs Bose QuietComfort Ultra Earbuds
We compare the Bose SoundLink Flex (2nd Gen) and Bose QuietComfort Ultra Earbuds head-to-head on performance, features, value, and more. Here's which one wins.
Best Speaker
Bose SoundLink Flex (2nd Gen)
Best Bose portable speaker for rugged outdoor use
Overall:8.7/10
Check price on Amazon Best Earbuds
Bose QuietComfort Ultra Earbuds
Best Bose earbuds for noise cancellation and immersive audio
Overall:8.7/10
Check price on Amazon Score Breakdown
| Bose SoundLink Flex (2nd Gen) | Category | Bose QuietComfort Ultra Earbuds |
|---|---|---|
| 8.8/10 | Performance | ✓ 9.5/10 |
| 8.5/10 | Features | ✓ 9/10 |
| 9.5/10 ✓ | Ease of Use | 8.5/10 |
| 8/10 ✓ | Value | 7.5/10 |
| 8.7/10 | Overall | 8.7/10 |
Specs Comparison
| Bose SoundLink Flex (2nd Gen) | Spec | Bose QuietComfort Ultra Earbuds |
|---|---|---|
| PositionIQ — adapts to orientation | Audio | CustomTune ANC — personalized to ear shape |
| IP67 waterproof and dustproof | Rating | Immersive spatial audio |
| 12 hours | Battery | 6 hours per charge / 24 hours with case |
| Carabiner loop — clips to bags and belts | Design | Stability bands for secure fit |
Bose SoundLink Flex (2nd Gen)
Pros
- + PositionIQ adapts audio to speaker orientation automatically
- + IP67 with rugged exterior survives outdoor adventures
- + Bose audio quality from a compact, clippable form factor
Cons
- − $149 is premium for a compact speaker
- − Bass is present but limited by compact size
- − 12-hour battery is good but shorter than some competitors
Bose QuietComfort Ultra Earbuds
Pros
- + CustomTune ANC matches over-ear cancellation in earbud form
- + Immersive spatial audio creates surround-sound experience
- + Stability bands keep earbuds secure during movement
Cons
- − $299 is the most expensive consumer earbud
- − 6-hour battery is adequate but shorter than some competitors
- − Stability bands may not suit all ear shapes comfortably
Read the full Best Bose Products 2026 guide for complete reviews of all 3 products.
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