EarFun Air Pro 4
Jxrev J51
What Buyers Say
EarFun Air Pro 4
The EarFun Air Pro 4 earbuds deliver exceptional value, with users praising their high-end sound quality, effective noise cancellation, and robust battery life. Many reviewers note they outperform far more expensive competitors like AirPods Pro and Sony XM4s, especially after customizing the EQ via the app. A few minor issues include occasional fit adjustments and a quirk with single-bud Bluetooth connectivity, but overall sentiment is overwhelmingly positive.
Pros
- Excellent sound quality with LDAC and aptX Lossless
- Effective active noise cancellation
- Long battery life (11 hours per charge)
- Great value for money
- Comfortable and secure fit
Cons
- Single-bud Bluetooth connectivity quirk
- Occasional fit adjustments needed
- LDAC disables multipoint pairing
- Le Audio not working for some users
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
| EarFun Air Pro 4 | Jxrev J51 | |
|---|---|---|
| Design | ||
| Form Factor | in-ear | in-ear |
| Wearing Style | true wireless | true wireless |
| Ear Tips | 5 pairs of ear tips | — |
| Weight | 0.05 kg | 0.03 kg★ |
| Audio | ||
| Driver Type | hybrid | dynamic |
| Driver Size | 10 mm | 13 mm★ |
| Drivers | 2★ | — |
| Freq Min | 20 Hz★ | — |
| Freq Max | 20 kHz★ | — |
| Impedance | 32 Ω | 40 Ω |
| Sensitivity | 100 dB★ | — |
| Hi-Res Audio | ✓ | ✓ |
| Codecs | aptX Lossless, LDAC, LC3 | Wireless Earbuds, Bluetooth 5.4 Headphones in Ear with Noise Cancelling Mic, Bluetooth Earbuds Stereo Bass, IP7 Waterproof Sports Earphones, 32H Playtime USB C Charging Ear Buds Red for Android iOS |
| Noise Control | ||
| ANC | ✓ | ✓ |
| ANC Type | adaptive hybrid | adaptive |
| Transparency | ✗ | ✗ |
| Connectivity | ||
| Wireless | ✓ | ✓ |
| Bluetooth | 6.0 | 5.4★ |
| Profiles | A2DP, AVRCP, HFP | — |
| Multipoint | ✓★ | — |
| Wired Connector | Bluetooth | — |
| Earbud Battery | ||
| Battery Life | 11 hrs★ | 7 hrs |
| Charge Time | 2 hrs | 1 hrs★ |
| Fast Charging | 10 min for 2 hours playback | USB-C fast charging |
| Charging | USB-C | USB-C |
| Case Battery | ||
| Case Battery | 54 hrs★ | 32 hrs |
| Case Charging | USB-C | USB-C |
| Wireless Charging | ✓★ | — |
| Microphone | ||
| Microphone | ✓ | ✓ |
| Mic Count | 6★ | 2 |
| NC Mic | ✓ | ✓ |
| Features | ||
| Voice Assistant | Google Assistant | voice assistant |
| Touch Controls | ✓ | ✓ |
| App | EarFun Audio App | — |
| Gaming Mode | ✓★ | — |
| Bone Conduction | ✗ | — |
| Water Resistance | IP55 | IPX7 |
Pros & Cons
EarFun Air Pro 4
- Strong sound (99th percentile)99th %ile
- Strong connectivity (99th percentile)99th %ile
- Strong mic (98th percentile)98th %ile
- Strong user sentiment (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 86 overall, wins 7 of 7 usage categories and 10 of 37 specs.