Sennheiser CX 300S Black
SoundPEATS H3
What Buyers Say
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
SoundPEATS H3
The Soundpeats H3 earbuds are widely praised for delivering exceptional sound quality that rivals far more expensive models, with tight bass, clear mids, and sparkling highs. Users highlight the secure IEM-style fit, effective active noise cancellation, and reliable connectivity, though some note the EQ in the companion app could be more impactful. Battery life varies with codec and ANC usage, and the charging case is a bit bulky, but overall these are seen as an outstanding value for audiophiles on a budget.
Pros
- Exceptional sound quality for the price
- Secure and comfortable IEM-style fit
- Effective active noise cancellation
- Reliable Bluetooth connectivity
- Good codec support (LDAC, AptX Adaptive)
Cons
- EQ in app could be more impactful
- Battery life varies with codec/ANC
- Charging case is somewhat bulky
- No auto-pause when removing earbuds
- Slightly metallic treble on some tracks
Scores
Specifications
| Sennheiser CX 300S Black | SoundPEATS H3 | |
|---|---|---|
| Design | ||
| Form Factor | in-ear | in-ear |
| Wearing Style | in-ear | true wireless |
| Ear Tips | XS, S, M, L | — |
| Weight | 0.01 kg★ | 0.05 kg |
| Audio | ||
| Driver Type | — | hybrid |
| Driver Size | — | 12 mm★ |
| Drivers | — | 3★ |
| Freq Min | 17 Hz★ | — |
| Freq Max | 21 kHz★ | — |
| Impedance | 18 Ω | 28 Ω |
| Sensitivity | 118 dB★ | — |
| Hi-Res Audio | — | ✓★ |
| Codecs | — | LDAC, aptX Lossless |
| Noise Control | ||
| ANC | ✗ | ✓★ |
| ANC Type | — | adaptive hybrid |
| Transparency | ✓ | ✓ |
| Connectivity | ||
| Wireless | — | ✓★ |
| Bluetooth | — | 5.4★ |
| Multipoint | — | ✓★ |
| Wired Connector | 3.5mm | — |
| Earbud Battery | ||
| Battery Life | — | 7 hrs★ |
| Fast Charging | — | 10 minutes for 2 hours of playtime |
| Charging | proprietary | — |
| Case Battery | ||
| Case Battery | — | 37 hrs★ |
| Case Charging | proprietary | — |
| Microphone | ||
| Microphone | ✓ | ✓ |
| Mic Count | — | 6★ |
| NC Mic | — | ✓★ |
| Features | ||
| Touch Controls | ✓ | ✓ |
| App | — | PeatsAudio App |
| Bone Conduction | — | ✗ |
| Water Resistance | — | IPX5 |
Pros & Cons
Sennheiser CX 300S Black
- Strong comfort (95th percentile)95th %ile
- Strong social proof (73rd percentile)
- Strong sound (68th percentile)
- Below average user sentiment (21st percentile)
- Below average build (34th percentile)
SoundPEATS H3
- Strong sound (100th percentile)100th %ile
- Strong mic (98th percentile)98th %ile
- Strong anc (97th percentile)97th %ile
- Strong social proof (96th percentile)96th %ile
Pricing
Sennheiser CX 300S Black offers 2.5x better value for money
Verdict
Scores 85 overall, wins 7 of 7 usage categories and 11 of 32 specs.
