Technics EAH-AZ100
Jxrev J51
What Buyers Say
Technics EAH-AZ100
Users are overwhelmingly positive about the Technics EAH-AZ100 earbuds, praising the exceptional sound quality, especially with LDAC and Dolby Atmos, and the surprisingly effective AI-powered call noise cancellation that blocks out background noise like screaming kids or car washes. Comfort, customization via the app, and solid battery life are also highlighted. The only potential downside mentioned is the high price, but most feel the premium features justify the cost.
Pros
- Exceptional sound quality with LDAC
- AI-powered call noise cancellation
- Comfortable fit for long wear
- Customizable EQ via app
- Solid battery life
Cons
- High price point
- ANC slightly weaker than AZ80
Jxrev J51
These earbuds are widely praised for their excellent value for money, offering good sound quality, long battery life, and easy pairing at a very affordable price. Many users appreciate the comfortable fit and stylish colors, though some with smaller ears find them too large and note the lack of true noise cancellation. A few reviewers experienced minor connectivity drops or difficulty removing the buds from the case, but overall satisfaction is high, with many purchasing multiple pairs.
Pros
- Excellent value for money
- Good sound quality
- Long battery life
- Easy Bluetooth pairing
- Comfortable fit
Cons
- Too large for small ears
- No true noise cancellation
- Difficult to remove from case
- Occasional connectivity drops
- Not very loud
Scores
Specifications
| Technics EAH-AZ100 | Jxrev J51 | |
|---|---|---|
| Design | ||
| Form Factor | in-ear | in-ear |
| Wearing Style | true wireless | true wireless |
| Ear Tips | 5 x Eartip Pairs | — |
| Weight | 0.05 kg | 0.03 kg★ |
| Audio | ||
| Driver Type | dynamic | dynamic |
| Driver Size | 10 mm | 13 mm★ |
| Drivers | 1★ | — |
| Freq Min | 20 Hz★ | — |
| Freq Max | 40 kHz★ | — |
| Impedance | 16 Ω | 40 Ω |
| Hi-Res Audio | ✓ | ✓ |
| Codecs | AAC, LC3, LDAC, SBC | Wireless Earbuds, Bluetooth 5.4 Earbuds Stereo Bass, Bluetooth Headphones in Ear Noise Cancelling Mic, Earphones IP7 Waterproof Sports, 32H Playtime USB C Charging Case Red Ear Buds for Android iOS |
| Surround | Dolby Atmos | — |
| Noise Control | ||
| ANC | ✓ | ✓ |
| ANC Type | adaptive | 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★ | 7 hrs |
| Charge Time | 2.5 hrs | 1 hrs★ |
| Fast Charging | 15 min. for 90 min. playback | USB-C fast charging |
| Charging | USB-C | USB-C |
| Case Battery | ||
| Case Battery | 28 hrs | 32 hrs★ |
| Case Charging | USB-C | USB-C |
| Wireless Charging | ✓★ | — |
| Microphone | ||
| Microphone | ✓ | ✓ |
| Mic Count | 6★ | 2 |
| NC Mic | ✓ | ✓ |
| Features | ||
| Voice Assistant | Google Assistant, Siri | voice assistant |
| Touch Controls | ✓ | ✓ |
| App | Android & iOS | — |
| Volume Limiting | ✗ | — |
| Gaming Mode | ✗ | — |
| Bone Conduction | ✗ | — |
| Water Resistance | IPX4 | IPX7 |
Pros & Cons
Technics EAH-AZ100
- Strong connectivity (100th percentile)100th %ile
- Strong sound (99th percentile)99th %ile
- Strong mic (97th percentile)97th %ile
- Strong anc (97th percentile)97th %ile
Jxrev J51
- Strong comfort (95th percentile)95th %ile
- Strong anc (90th percentile)90th %ile
- Strong mic (82nd percentile)82nd %ile
- Strong social proof (81st percentile)81st %ile
- Below average build (34th percentile)
Verdict
Scores 100 overall, wins 7 of 7 usage categories and 9 of 39 specs.