True Wireless
EarFun Air 2 NC
78Great
$71
Full review dataEarFun Air 2 NC 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 2 NC
Sound7.5
Noise cancelling7.0
Battery7.5
Calls7.5
Value9.0
OnePlus Buds Pro 4
Sound8.5
Noise cancelling8.0
Battery8.5
Calls7.5
Value9.0
Specifications
| Spec | EarFun Air 2 NC | OnePlus Buds Pro 4 |
|---|---|---|
| Type | True Wireless | True Wireless |
| Price (USD) | $71 | $130 |
| HearWiki score | 78 / 100 · Great | 84 / 100 · Great |
| Released | 2024 | 2026 |
| Audio | ||
| Driver | dynamic | dual drivers; 11mm woofer + 6mm tweeter |
| Driver size | 11 mm | 11 mm |
| Drivers per side | 2 | 1 |
| Frequency response | 20Hz-20kHz | 10Hz-40kHz |
| Impedance | 32 Ω | - |
| Sensitivity | 100 dB/mW | - |
| Wireless | ||
| Bluetooth | 5.x | 5.4 |
| Bluetooth version | 5.3 | - |
| Codecs | SBC, AAC, LDAC | SBC, AAC, LHDC 5.0 |
| Multipoint pairing | Yes | Yes |
| Latency | 55 ms | 47 ms |
| Wireless range | 15 m | 10 m |
| Battery | ||
| Battery life | 9 h | 13 h |
| Battery life (ANC on) | 6.5 h | 7 h |
| Battery incl. case | 40 h | 45 h |
| Full charge time | 120 min | 70 min |
| Quick charge | 10 min = 2 h | 10 min = 11 hours playback |
| Wireless charging | Yes | Yes |
| Features | ||
| Active noise cancelling | Yes | Yes |
| ANC type | adaptive | adaptive |
| Transparency mode | Yes | Yes |
| Companion app | Yes | Yes |
| Custom EQ | Yes | Yes |
| Wear detection | No | Yes |
| Controls | touch | touch |
| Voice assistant | Google Assistant, Siri | yes |
| Design | ||
| Weight | 48 g | 4.73 g |
| Case weight | - | 50.62 g |
| Water resistance | IPX5 | IP55 |
| USB-C | Yes | Yes |
| Model code | - | OnePlus Buds 4 |
| Calls | ||
| Microphones | 6 | 3 |
What reviewers said
EarFun Air 2 NC
The EarFun Air 2 NC are budget-friendly true wireless earbuds that pack an impressive feature set for the price, including adaptive noise cancellation, wireless charging, multipoint pairing, and a low-latency gaming mode. They deliver punchy, energetic sound with clear calls and solid battery life, though they don't match the refinement or detail of pricier models. Overall, they're an exceptional value pick for users who want versatile features without breaking the bank.
- Pro:Excellent value with premium features like wireless charging and multipoint
- Pro:Solid ANC and clear call quality for the price
- Pro:Great gaming performance with low-latency mode
- Con:Sound is punchy but lacks fine detail
- Con:Plastic build feels less premium
- Con:SBC only codec limits high-res audio support
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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