EarFun Air Pro 4
Back Bay Audio Tempo 30
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
Back Bay Audio Tempo 30
The Back Bay Tempo 30 earbuds are generally well-received, especially for their impressive bass, comfortable fit for small ears, and excellent value at around $50. Users praise the clear sound quality, easy pairing, and effective noise cancellation, though some report durability issues like earbuds failing after months or volume imbalances. Connectivity can be finicky with limited Bluetooth range and occasional dropouts, and the touch controls are overly sensitive for some.
Pros
- Impressive bass with bass boost mode
- Comfortable fit for small ears
- Excellent value for money at ~$50
- Clear sound quality
- Easy pairing and connectivity
Cons
- Limited Bluetooth range (~60-70 feet)
- Occasional audio dropouts
- Overly sensitive touch controls
- Durability issues (earbud failure after months)
- Volume imbalance in one earbud over time
Scores
Specifications
| EarFun Air Pro 4 | Back Bay Audio Tempo 30 | |
|---|---|---|
| Design | ||
| Form Factor | in-ear | in-ear |
| Wearing Style | true wireless | Rounded tips (earbud tips) |
| Ear Tips | 5 pairs of ear tips | Extra-Small to XXL |
| Weight | 0.05 kg | 0.04 kg★ |
| Audio | ||
| Driver Type | hybrid | dynamic |
| Driver Size | 10 mm★ | — |
| Drivers | 2★ | — |
| Freq Min | 20 Hz★ | — |
| Freq Max | 20 kHz | 20 kHz |
| Impedance | 32 Ω | 16 Ω |
| Sensitivity | 100 dB★ | — |
| Hi-Res Audio | ✓★ | — |
| Codecs | aptX Lossless, LDAC, LC3 | Back Bay Audio Wireless Earbuds for Small Ears, Award-Winning Sound w/Bass Mode, Durable Sweatproof Bluetooth Earbuds, Comfortable for All Ears |
| Noise Control | ||
| ANC | ✓★ | — |
| ANC Type | adaptive hybrid | — |
| Transparency | ✗ | — |
| Connectivity | ||
| Wireless | ✓ | ✓ |
| Bluetooth | 6.0 | 5.0★ |
| Profiles | A2DP, AVRCP, HFP | — |
| Multipoint | ✓★ | — |
| Wired Connector | Bluetooth | Bluetooth |
| Range | — | 9.100000381469727 m★ |
| Earbud Battery | ||
| Battery Life | 11 hrs★ | 8 hrs |
| Charge Time | 2 hrs | 1.5 hrs★ |
| Fast Charging | 10 min for 2 hours playback | — |
| 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 | — |
| Touch Controls | ✓ | ✓ |
| App | EarFun Audio App | iOS |
| 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
Back Bay Audio Tempo 30
- Strong connectivity (83rd percentile)83rd %ile
- Strong mic (82nd percentile)82nd %ile
- Strong social proof (73rd percentile)
- Strong comfort (72nd percentile)
- Below average sound (28th percentile)
- Below average anc (31st percentile)
- Below average build (34th percentile)
Verdict
Scores 86 overall, wins 7 of 7 usage categories and 10 of 38 specs.