Technics EAH-AZ100-S
Technics
97 Overall Score
vs
ISOtunes IT-21B
ISOtunes
47 Overall Score
What Buyers Say
Technics EAH-AZ100-S
85 out of 100 medium confidence 17 reviews
The Technics EAH-AZ100 earbuds receive overwhelmingly positive feedback for their exceptional sound quality, effective noise cancellation, and impressive call clarity. Users praise the LDAC support, comfortable fit, and customizable app, though some report fit issues and weak case magnets. Overall, they are considered a top-tier choice for audiophiles and professionals.
Pros
- Exceptional sound quality with LDAC
- Effective noise cancellation
- Impressive call clarity with AI
- Comfortable fit for long use
- Customizable EQ and ANC settings
Cons
- Fit issues for some users
- Weak case magnets
- Difficulty finding compatible foam tips
- No battery charge limit setting in app
- High price point
Sound quality 14
Noise cancellation 8
Call quality 4
Comfort and fit 7
Build quality 4
Battery life 5
ISOtunes IT-21B
No customer feedback yet
Scores
Budget
Travel
Calls
Music
Gaming
Commute
Fitness
Specifications
| Technics EAH-AZ100-S | ISOtunes IT-21B | |
|---|---|---|
| Design | ||
| Form Factor | in-ear | in-ear |
| Wearing Style | true wireless | true wireless |
| Ear Tips | 5 x Eartip Pairs | — |
| Weight | 0.05 kg★ | — |
| Audio | ||
| Driver Type | dynamic | dynamic |
| Driver Size | 10 mm★ | — |
| Drivers | 1★ | — |
| Freq Min | 20 Hz★ | — |
| Freq Max | 40 kHz★ | — |
| Impedance | 16 Ω | 32 Ω |
| Hi-Res Audio | ✓★ | — |
| Codecs | AAC, LC3, LDAC, SBC | ISOtunes PRO 3.0 Bluetooth Hearing Protection - OSHA Approved Earbuds with 20 Hour Battery Life, Bluetooth Ear Protection with 27 dB Noise Reduction (NRR) Earplug Headphones - Durable Work Earbuds |
| Surround | Dolby Atmos | — |
| Noise Control | ||
| ANC | ✓★ | ✗ |
| ANC Type | adaptive | — |
| Transparency | ✗ | — |
| Connectivity | ||
| Wireless | ✓ | ✓ |
| Bluetooth | 5.3 | 5.4★ |
| Profiles | AVRCP, A2DP, HSP, HFP, TMAP, PBP | — |
| Multipoint | ✓ | ✓ |
| Wired Connector | Bluetooth | — |
| Range | 10 m★ | — |
| Earbud Battery | ||
| Battery Life | 8 hrs | 20 hrs★ |
| Charge Time | 2.5 hrs★ | — |
| Fast Charging | 15 min. for 90 min. playback | 10-minute charge delivers 2 hours of listening |
| Charging | USB-C | USB-C |
| Case Battery | ||
| Case Battery | 28 hrs★ | — |
| Case Charging | USB-C | 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 | IP67 |
Pros & Cons
Technics EAH-AZ100-S
- Strong connectivity (100th percentile)100th %ile
- Strong sound (99th percentile)99th %ile
- Strong mic (97th percentile)97th %ile
- Strong anc (90th percentile)90th %ile
ISOtunes IT-21B
- Strong build (99th percentile)99th %ile
- Strong connectivity (79th percentile)
- Strong battery (74th percentile)
- Strong mic (67th percentile)
- Below average comfort (28th percentile)
- Below average sound (29th percentile)
- Below average anc (31st percentile)
Verdict
Winner: Technics EAH-AZ100-S
Scores 97 overall, wins 7 of 7 usage categories and 13 of 39 specs.