CCA AZ09
Bose QuietComfort Ultra 896637-0050
What Buyers Say
CCA AZ09
Users are overwhelmingly positive about these KZ AZ09 Bluetooth adapters, praising their secure fit, excellent sound quality, and long battery life. The adapters are noted for transforming wired IEMs into reliable wireless setups with impressive range and durability. A few minor issues include occasional slippage during sweaty activities and Bluetooth cutouts at low volume with AAC codec, but overall they are considered a great value.
Pros
- Secure and comfortable fit
- Excellent sound quality
- Long battery life (7+ hours)
- Impressive Bluetooth range (100+ yards)
- Reliable quick pairing
Cons
- Occasional slippage with sweat
- Bluetooth cuts out at low volume with AAC codec
- No ANC or audio pass-through
- Minor quirks in voice prompts
Bose QuietComfort Ultra 896637-0050
The Bose QuietComfort Ultra Earbuds (2nd Gen) receive mostly positive feedback for their clear, rich sound and comfortable fit. However, a few users report issues with noise cancellation effectiveness, one earbud not fitting snugly, and charging problems. Overall, the majority of reviewers are satisfied, praising the premium quality and sound.
Pros
- clear and crisp sound
- comfortable fit
- premium build quality
- effective noise reduction
- good call quality
Cons
- noise cancelling not effective
- right earbud fit issue
- charging problems
- sudden loud noise pops
Scores
Specifications
| CCA AZ09 | Bose QuietComfort Ultra 896637-0050 | |
|---|---|---|
| Design | ||
| Form Factor | in-ear | in-ear |
| Wearing Style | ear-hook | true wireless |
| Ear Tips | — | Small, Medium, Large |
| Weight | 0.06 kg★ | 0.08 kg |
| Audio | ||
| Driver Type | — | dynamic |
| Drivers | — | 1★ |
| Hi-Res Audio | — | ✓★ |
| Codecs | AAC | aptX Adaptive |
| Surround | — | Spatial Audio |
| Noise Control | ||
| ANC | ✗ | ✓★ |
| ANC Type | — | adaptive |
| Transparency | — | ✓★ |
| Connectivity | ||
| Wireless | ✓ | ✓ |
| Bluetooth | 5.4★ | 5.3 |
| Profiles | — | A2DP, HFP |
| Multipoint | ✓ | ✓ |
| Range | — | 9.100000381469727 m★ |
| Earbud Battery | ||
| Battery Life | 6 hrs | 6 hrs |
| Charge Time | — | 3 hrs★ |
| Fast Charging | — | 20 Minutes for 2 Hours |
| Charging | — | USB-C★ |
| Case Battery | ||
| Case Battery | 30 hrs★ | 18 hrs |
| Case Charging | — | USB-C★ |
| Wireless Charging | — | ✓★ |
| Microphone | ||
| Microphone | ✓ | ✓ |
| Mic Count | — | 2★ |
| NC Mic | — | ✓★ |
| Features | ||
| Voice Assistant | — | Siri, Google Assistant |
| Touch Controls | ✗ | ✓★ |
| App | — | Bose app |
| Volume Limiting | — | ✗ |
| Gaming Mode | ✓★ | ✗ |
| Bone Conduction | ✗ | ✗ |
| Water Resistance | Waterproof | IPX4 |
Pros & Cons
CCA AZ09
- Strong connectivity (85th percentile)85th %ile
- Strong comfort (72nd percentile)
- Strong build (71st percentile)
- Strong sound (68th percentile)
- Below average battery (18th percentile)18th %ile
- Below average anc (31st percentile)
Bose QuietComfort Ultra 896637-0050
- Strong connectivity (98th percentile)98th %ile
- Strong anc (97th percentile)97th %ile
- Strong sound (97th percentile)97th %ile
- Strong social proof (90th percentile)90th %ile
Pricing
CCA AZ09 offers 2.4x better value for money
Verdict
Scores 85 overall, wins 7 of 7 usage categories and 12 of 34 specs.
