True Wireless
OnePlus Buds Pro 4
84Great
$130
Full review dataOnePlus Buds Pro 4 vs Soul Electronics Run Free Sport Pro 2: which should you buy?
Specs, scores and condensed review verdicts for the OnePlus Buds Pro 4 vs Soul Electronics Run Free Sport Pro 2, side by side. Where a product has no HearWiki score yet, not enough reviews have been aggregated to rate it.
True Wireless
Soul Electronics Run Free Sport Pro 2
Not yet scored
$119
Full review dataScore breakdown
Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.
OnePlus Buds Pro 4
Sound8.5
Noise cancelling8.0
Battery8.5
Calls7.5
Value9.0
Soul Electronics Run Free Sport Pro 2
No sub-scores yet - not enough rated reviews.
Specifications
| Spec | OnePlus Buds Pro 4 | Soul Electronics Run Free Sport Pro 2 |
|---|---|---|
| Type | True Wireless | True Wireless |
| Price (USD) | $130 | $119 |
| HearWiki score | 84 / 100 · Great | Not scored |
| Released | 2026 | 2021 |
| Audio | ||
| Driver | dual drivers; 11mm woofer + 6mm tweeter | - |
| Driver size | 11 mm | - |
| Drivers per side | 1 | - |
| Frequency response | 10Hz-40kHz | - |
| Wireless | ||
| Bluetooth | 5.4 | V4.0 + EDR with Apt-X decoder support |
| Codecs | SBC, AAC, LHDC 5.0 | mSBC |
| Multipoint pairing | Yes | - |
| Latency | 47 ms | - |
| Wireless range | 10 m | - |
| Battery | ||
| Battery life | 13 h | 8 h |
| Battery life (ANC on) | 7 h | - |
| Battery incl. case | 45 h | - |
| Full charge time | 70 min | - |
| Quick charge | 10 min = 11 hours playback | - |
| Wireless charging | Yes | - |
| Features | ||
| Active noise cancelling | Yes | - |
| ANC type | adaptive | - |
| Transparency mode | Yes | - |
| Companion app | Yes | - |
| Custom EQ | Yes | - |
| Wear detection | Yes | - |
| Controls | touch | - |
| Voice assistant | yes | - |
| Design | ||
| Weight | 4.73 g | 17 g |
| Case weight | 50.62 g | - |
| Water resistance | IP55 | - |
| USB-C | Yes | - |
| Model code | OnePlus Buds 4 | Run Free Pro |
| Calls | ||
| Microphones | 3 | - |
What reviewers said
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
Soul Electronics Run Free Sport Pro 2
No summary yet - we haven't aggregated enough reviews.
Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.
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