True Wireless
EarFun Air S
72Good
$70
Full review dataEarFun Air S vs OnePlus Buds Pro 4: which should you buy?
On aggregated review scores the OnePlus Buds Pro 4 comes out ahead with an HearWiki score of 84. The full breakdown - sub-scores, specs and what reviewers actually said - is below.
Our pick: OnePlus Buds Pro 4 - Great overall at around $130.
True Wireless
OnePlus Buds Pro 4
84Great
$130
Full review dataScore breakdown
Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.
EarFun Air S
Sound7.0
Noise cancelling6.5
Battery5.5
Calls7.5
Value8.0
OnePlus Buds Pro 4
Sound8.5
Noise cancelling8.0
Battery8.5
Calls7.5
Value9.0
Specifications
| Spec | EarFun Air S | OnePlus Buds Pro 4 |
|---|---|---|
| Type | True Wireless | True Wireless |
| Price (USD) | $70 | $130 |
| HearWiki score | 72 / 100 · Good | 84 / 100 · Great |
| Released | 2022 | 2026 |
| Audio | ||
| Driver | dynamic | dual drivers; 11mm woofer + 6mm tweeter |
| Driver size | 10 mm | 11 mm |
| Drivers per side | 2 | 1 |
| Frequency response | 20Hz-20kHz | 10Hz-40kHz |
| Impedance | 16 Ω | - |
| Wireless | ||
| Bluetooth | 5.2 | 5.4 |
| Bluetooth version | 5.2 | - |
| Codecs | SBC, AAC, aptX | SBC, AAC, LHDC 5.0 |
| Multipoint pairing | Yes | Yes |
| Latency | 100 ms | 47 ms |
| Wireless range | 15 m | 10 m |
| Battery | ||
| Battery life | 6 h | 13 h |
| Battery life (ANC on) | 5 h | 7 h |
| Battery incl. case | 30 h | 45 h |
| Full charge time | 60 min | 70 min |
| Quick charge | 10 min = 2 h | 10 min = 11 hours playback |
| Wireless charging | No | Yes |
| Features | ||
| Active noise cancelling | Yes | Yes |
| ANC type | hybrid | adaptive |
| Transparency mode | Yes | Yes |
| Companion app | Yes | Yes |
| Custom EQ | Yes | Yes |
| Wear detection | No | Yes |
| Controls | touch | touch |
| Voice assistant | built-in voice assistant compatibility | yes |
| Design | ||
| Weight | 52 g | 4.73 g |
| Case weight | - | 50.62 g |
| Water resistance | IPX5 | IP55 |
| USB-C | Yes | Yes |
| Model code | - | OnePlus Buds 4 |
| Calls | ||
| Microphones | 4 | 3 |
| Call noise reduction | cVc 8.0 echo cancelling and noise suppression | - |
What reviewers said
EarFun Air S
The EarFun Air S earbuds deliver a robust set of features at a budget-friendly price, including hybrid ANC, multipoint Bluetooth, aptX support, and wireless charging. While their energetic sound and call clarity impress, the default tuning leans bright and battery life is modest, so some users may need to rely on the EQ to get the most out of them.
- Pro:Great value with premium features like multipoint and wireless charging
- Pro:Effective hybrid ANC for the price
- Pro:Clear call quality with four microphones
- Con:Stock sound tuning may be too bright or lack bass for some
- Con:Battery life is short, especially with ANC on
- Con:Touch controls can be inconsistent
OnePlus Buds Pro 4
The OnePlus Buds Pro 4 are a well-rounded pair of true wireless earbuds that deliver impressive audio, adaptive noise cancellation, and strong battery life for their price. They're particularly suited for active lifestyles thanks to their IP55 rating and secure fit, with a feature set that includes multipoint, wireless charging, and customizable EQ. Overall, they offer excellent value and perform above their price point across most key areas.
- Pro:Rich dual-driver sound with LHDC support
- Pro:Effective adaptive ANC and transparency mode
- Pro:Long battery life with wireless charging case
- Con:Touch controls may require a learning curve
- Con:No official mention of wear detection
- Con:Slightly bulky case compared to rivals
Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.
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