Technics EAH-AZ100-N
Sennheiser CX 300S Black
What Buyers Say
Technics EAH-AZ100-N
The Technics EAH-AZ100 earbuds receive overwhelmingly positive feedback for their exceptional sound quality, particularly with LDAC and Dolby Atmos. Users highlight the surprisingly effective AI-powered call noise cancellation, which blocks out background noise like screaming children or car washes. Comfort and customization via the app are also praised, though some note the ANC is slightly weaker than the previous AZ80 model.
Pros
- Exceptional sound quality with LDAC
- AI-powered call noise cancellation
- Comfortable fit for hours
- Customizable EQ via app
- Effective ANC and pass-through modes
Cons
- High price point ($300)
- ANC slightly weaker than AZ80
- Touch controls take getting used to
Sennheiser CX 300S Black
The Sennheiser CX 300S earbuds receive mostly positive feedback for their clear, balanced sound quality and sturdy build, with many users praising the tangle-free cord and comfortable fit. However, several reviews highlight durability issues, including the earbuds detaching from the housing or silicon tips falling off, and one user experienced a split housing after six months. While the audio performance is widely appreciated, concerns about long-term reliability and a few reports of poor customer service temper the overall enthusiasm.
Pros
- Clear balanced sound
- Sturdy build quality
- Tangle-free cord
- Comfortable fit
- Good value for money
Cons
- Durability concerns (earbud detach)
- Silicon tips falling off
- Inconsistent bass response
- Housing splitting after months
- Poor customer service/warranty
Scores
Specifications
| Technics EAH-AZ100-N | Sennheiser CX 300S Black | |
|---|---|---|
| Design | ||
| Form Factor | in-ear | in-ear |
| Wearing Style | true wireless | in-ear |
| Ear Tips | Extra large, Large, Medium, Small | XS, S, M, L |
| Weight | 0.05 kg | 0.01 kg★ |
| Audio | ||
| Driver Type | dynamic | — |
| Driver Size | 10 mm★ | — |
| Drivers | 1★ | — |
| Freq Min | 20 Hz | 17 Hz★ |
| Freq Max | 40 kHz★ | 21 kHz |
| Impedance | — | 18 Ω |
| Sensitivity | — | 118 dB★ |
| Hi-Res Audio | ✓★ | — |
| Codecs | AAC, LC3, LDAC, SBC | — |
| Surround | Dolby Atmos | — |
| Noise Control | ||
| ANC | ✓★ | ✗ |
| ANC Type | adaptive | — |
| Transparency | ✓ | ✓ |
| Connectivity | ||
| Wireless | ✓★ | — |
| Bluetooth | 5.3★ | — |
| Profiles | AVRCP, A2DP, HSP, HFP, TMAP, PBP | — |
| Multipoint | ✓★ | — |
| Wired Connector | Bluetooth | 3.5mm |
| Range | 10 m★ | — |
| Earbud Battery | ||
| Battery Life | 8 hrs★ | — |
| Charge Time | 2.5 hrs★ | — |
| Fast Charging | 15 min. for 90 min. playback | — |
| Charging | USB-C★ | proprietary |
| Case Battery | ||
| Case Battery | 28 hrs★ | — |
| Case Charging | USB-C★ | proprietary |
| 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 | — |
Pros & Cons
Technics EAH-AZ100-N
- Strong connectivity (100th percentile)100th %ile
- Strong sound (99th percentile)99th %ile
- Strong mic (98th percentile)98th %ile
- Strong anc (97th percentile)97th %ile
Sennheiser CX 300S Black
- Strong comfort (95th percentile)95th %ile
- Strong social proof (73rd percentile)
- Strong sound (69th percentile)
- Below average user sentiment (21st percentile)
- Below average build (34th percentile)
Pricing
Sennheiser CX 300S Black offers 5.2x better value for money
Verdict
Scores 100 overall, wins 7 of 7 usage categories and 17 of 40 specs.
