True Wireless
EarFun Air Pro 4
82Great
$88
Full review dataEarFun Air Pro 4 vs TaoTronics SoundLiberty 77: which should you buy?
On aggregated review scores the EarFun Air Pro 4 comes out ahead with an HearWiki score of 82. The full breakdown - sub-scores, specs and what reviewers actually said - is below.
Our pick: EarFun Air Pro 4 - Great overall at around $88.
True Wireless
TaoTronics SoundLiberty 77
55Average
$50
Full review dataScore breakdown
Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.
EarFun Air Pro 4
Sound8.0
Noise cancelling8.0
Battery7.0
Calls7.5
Value9.0
TaoTronics SoundLiberty 77
Sound5.5
Battery5.0
Calls5.0
Value6.0
Specifications
| Spec | EarFun Air Pro 4 | TaoTronics SoundLiberty 77 |
|---|---|---|
| Type | True Wireless | True Wireless |
| Price (USD) | $88 | $50 |
| HearWiki score | 82 / 100 · Great | 55 / 100 · Average |
| Released | 2024 | 2020 |
| Audio | ||
| Driver | dynamic | dynamic |
| Driver size | 10 mm | 6 mm |
| Drivers per side | 2 | 2 |
| Frequency response | 20 Hz - 20,000 Hz | 20Hz-20kHz |
| Impedance | 32 Ω | - |
| Sensitivity | 106.3 dB/mW | - |
| Wireless | ||
| Bluetooth | 5.4 | 5.0 |
| Bluetooth version | 5.4 | 5.0 |
| Codecs | SBC, AAC, aptX, aptX Adaptive, aptX Lossless, LDAC | SBC, AAC |
| Multipoint pairing | Yes | No |
| Latency | 50 ms | - |
| Wireless range | 15 m | 10 m |
| Battery | ||
| Battery life | 11 h | 5 h |
| Battery life (ANC on) | 7.5 h | - |
| Battery incl. case | 52 h | 20 h |
| Full charge time | 120 min | 90 min |
| Quick charge | 10 min = 2 h | 10 min = 1 h |
| Wireless charging | Yes | No |
| Features | ||
| Active noise cancelling | Yes | - |
| ANC type | adaptive | - |
| Transparency mode | Yes | - |
| Companion app | Yes | - |
| Custom EQ | Yes | - |
| Wear detection | Yes | - |
| Controls | touch | touch |
| Voice assistant | Google Fast Pair / voice assistant support | - |
| Design | ||
| Weight | 10 g | - |
| Water resistance | IPX5 | IPX7 |
| USB-C | Yes | No |
| Calls | ||
| Microphones | 6 | 1 |
| Call noise reduction | cVc 8.0 | - |
What reviewers said
EarFun Air Pro 4
The EarFun Air Pro 4 delivers a compelling mix of premium features and solid performance at a budget-friendly price point. With hybrid active noise cancellation, robust battery life, and extensive codec support including LDAC, these earbuds punch well above their weight class. They offer comfortable fit, clear call quality, and a balanced sound profile that makes them a standout value in the under-$100 category.
- Pro:Excellent value for the price
- Pro:Strong hybrid ANC performance
- Pro:Good sound quality with LDAC support
- Con:Average battery life per charge
- Con:Touch controls can be finicky
- Con:Not the most detailed soundstage
TaoTronics SoundLiberty 77
The TaoTronics SoundLiberty 77 are true wireless earbuds that deliver a punchy, bass-heavy sound with an open, airy presentation. Built for active lifestyles, they offer a secure fit and robust IPX7 water resistance, making them a solid pick for workouts and daily commutes at a budget-friendly price. Battery life is modest at 5 hours per charge, but the included case brings the total to 20 hours, and a quick 10-minute top-up provides an extra hour of playback.
- Pro:Strong, bass-forward sound with an airy treble
- Pro:IPX7 waterproof rating for sweat and rain protection
- Pro:Secure, comfortable fit ideal for sports and exercise
- Con:Battery life per charge is short at only 5 hours
- Con:No USB-C charging port, limiting modern convenience
- Con:Limited codec support (SBC and AAC only)
Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.
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