KZ Castor vs Technics EAH-AZ100
KZ Castor
Technics EAH-AZ100
What Buyers Say
KZ Castor
Overall, users are quite satisfied with these wired earbuds, praising their sound quality, comfort, and value for the price. However, there are significant concerns about quality control, with some receiving used or defective units, and one user reporting a tinny treble. The seller's customer service response has been mixed, with one issue resolved but another left unresolved.
Pros
- Good sound quality
- Comfortable fit
- Great value for money
- Effective noise isolation
- Secure behind-ear design
Cons
- Received used product
- Defective unit (one side not working)
- Tinny treble
- Poor ear tip quality
- Missing microphone on replacement
Technics EAH-AZ100
The Technics EAH-AZ100 earbuds are overwhelmingly praised for their exceptional sound quality, with users highlighting deep bass, clear highs, and immersive audio. Comfort, battery life, and noise cancellation are also frequently commended, though some users note the price is high and volume could be louder. A few minor issues like Bluetooth LE disconnects and initial multi-device pairing were mentioned, but overall sentiment is very positive.
Pros
- Exceptional sound quality
- Deep immersive bass
- Effective noise cancellation
- Comfortable fit
- Excellent battery life
Cons
- High price point
- Limited maximum volume
- Bluetooth LE disconnects
- Initial multi-device pairing issues
- Plastic exterior
Scores
Specifications
| KZ Castor | Technics EAH-AZ100 | |
|---|---|---|
| Design | ||
| Form Factor | in-ear | in-ear |
| Wearing Style | ear-hook | true wireless |
| Ear Tips | all shapes and sizes | 5 x Eartip Pairs |
| Weight | 0.07 kg | 0.01 kg★ |
| Audio | ||
| Driver Type | dynamic | dynamic |
| Driver Size | 10 mm | 10 mm |
| Drivers | 2★ | 1 |
| Freq Min | — | 20 Hz★ |
| Freq Max | — | 40 kHz★ |
| Impedance | 20 Ω | 16 Ω |
| Hi-Res Audio | ✓ | ✓ |
| Codecs | KZ Castor in-Ear Monitor Dual-Dynamic Drivers Headphones with 4 Tuning Switches HiFi Noise Cancelling Earphones, Clarity Stereo Sound Earbuds for Audio Engineers, Musicians(Silver, with Mic) | AAC, LC3, LDAC, SBC |
| Surround | — | Dolby Atmos, Spatial Audio |
| Noise Control | ||
| ANC | ✗ | ✓★ |
| ANC Type | — | adaptive |
| Transparency | — | ✓★ |
| Connectivity | ||
| Wireless | ✗ | ✓★ |
| Bluetooth | — | 5.3★ |
| Profiles | — | AVRCP, A2DP, HSP, HFP, TMAP, PBP |
| Multipoint | — | ✓★ |
| Wired Connector | — | Bluetooth |
| Range | — | 10 m★ |
| Earbud Battery | ||
| Battery Life | — | 8 hrs★ |
| Charge Time | — | 2.5 hrs★ |
| Fast Charging | — | 15 min. for 90 min. playback |
| Charging | proprietary | USB-C★ |
| Case Battery | ||
| Case Battery | — | 28 hrs★ |
| Case Charging | — | USB-C★ |
| Wireless Charging | — | ✓★ |
| Microphone | ||
| Microphone | ✓ | ✓ |
| Mic Count | — | 6★ |
| NC Mic | ✓ | ✓ |
| Features | ||
| Voice Assistant | — | Google Assistant, Siri |
| Touch Controls | — | ✓★ |
| App | — | Android & iOS |
| Volume Limiting | — | ✗ |
| Gaming Mode | — | ✗ |
| Bone Conduction | ✗ | ✗ |
| Water Resistance | IPX4 | IPX4 |
Pros & Cons
KZ Castor
- Strong sound (84th percentile)84th %ile
- Strong build (79th percentile)
- Strong comfort (70th percentile)
- Strong affordability (68th percentile)
- Below average connectivity (11th percentile)11th %ile
- Below average anc (31st percentile)
- Below average user sentiment (34th percentile)
Technics EAH-AZ100
- Strong connectivity (100th percentile)100th %ile
- Strong sound (100th percentile)100th %ile
- Strong anc (98th percentile)98th %ile
- Strong mic (97th percentile)97th %ile
- Below average affordability (3rd percentile)3rd %ile
Pricing
KZ Castor offers 3.4x better value for money
Verdict
Scores 100 overall, wins 7 of 7 usage categories and 17 of 39 specs.
