Sony WH-CH520
Technics EAH-AZ80
What Buyers Say
Sony WH-CH520
No customer feedback yet
Technics EAH-AZ80
The Technics EAH-AZ10 earbuds receive overwhelmingly positive feedback for their exceptional sound quality, featuring clear separation, wide soundstage, and natural tuning that rivals higher-end models. Users praise the comfortable and secure fit, effective noise cancellation that doesn't muddy the audio, and impressive battery life lasting up to 7 hours. However, a few critical reviews highlight poor touch controls that are unresponsive, and one user experienced a significant volume imbalance after 1.5 years, with the company offering only a 10% discount on a replacement rather than a fix. Overall, these are highly recommended for audiophiles and daily use, but potential buyers should be aware of possible durability and control issues.
Pros
- Exceptional sound quality with clear separation
- Comfortable and secure fit
- Effective noise cancellation without audio degradation
- Impressive battery life up to 7 hours
- Great call quality
Cons
- Unresponsive touch controls
- Volume imbalance after extended use
- Poor customer service for defects
- Bulky design for some users
- ANC not sufficient in very loud environments
Scores
Specifications
| Sony WH-CH520 | Technics EAH-AZ80 | |
|---|---|---|
| Design | ||
| Form Factor | — | in-ear |
| Wearing Style | headband | true wireless |
| Ear Tips | — | XS, S, M, L, XL |
| Weight | — | 0.01 kg★ |
| Audio | ||
| Driver Type | — | dynamic |
| Driver Size | — | 10 mm★ |
| Drivers | — | 1★ |
| Freq Min | — | 20 Hz★ |
| Freq Max | — | 40 kHz★ |
| Hi-Res Audio | — | ✓★ |
| Codecs | — | AAC, LDAC, SBC |
| Noise Control | ||
| ANC | ✗ | ✓★ |
| ANC Type | — | hybrid |
| Transparency | — | ✓★ |
| Connectivity | ||
| Wireless | ✓ | ✓ |
| Bluetooth | 5.2 | 5.3★ |
| Profiles | — | A2DP, AVRCP, HSP, HFP |
| Multipoint | ✓ | ✓ |
| Range | — | 10 m★ |
| Earbud Battery | ||
| Battery Life | 50 hrs★ | 7 hrs |
| Charge Time | 3 hrs | 2.5 hrs★ |
| Fast Charging | 5 minutes charging provides up to 4 hours of playback. | 15 Minutes for 1.1 Hours |
| Charging | USB-C | USB-C |
| Case Battery | ||
| Case Battery | — | 16 hrs★ |
| Case Charging | USB-C | USB-C |
| Wireless Charging | — | ✓★ |
| Capacity | — | 85 mAh★ |
| Microphone | ||
| Microphone | ✓ | ✓ |
| Mic Count | — | 8★ |
| NC Mic | — | ✓★ |
| Features | ||
| Voice Assistant | Siri, Google Assistant | Alexa, Siri |
| Touch Controls | — | ✓★ |
| App | Sony | Headphones Connect App | Technics Audio Connect |
| Bone Conduction | ✗ | ✗ |
| Water Resistance | — | IPX4 |
Pros & Cons
Sony WH-CH520
- Strong social proof (98th percentile)98th %ile
- Strong battery (98th percentile)98th %ile
- Strong connectivity (89th percentile)89th %ile
- Below average comfort (27th percentile)
- Below average sound (28th percentile)
- Below average anc (31st percentile)
- Below average affordability (31st percentile)
Technics EAH-AZ80
- Strong mic (100th percentile)100th %ile
- Strong connectivity (97th percentile)97th %ile
- Strong sound (94th percentile)94th %ile
- Strong anc (94th percentile)94th %ile
- Below average affordability (11th percentile)11th %ile
Verdict
Scores 86 overall, wins 7 of 7 usage categories and 17 of 35 specs.