True Wireless
OnePlus Buds Pro 4
84Great
$130
Full review dataOnePlus Buds Pro 4 vs Tronsmart Onix Flow: which should you buy?
Specs, scores and condensed review verdicts for the OnePlus Buds Pro 4 vs Tronsmart Onix Flow, side by side. Where a product has no HearWiki score yet, not enough reviews have been aggregated to rate it.
True Wireless
Tronsmart Onix Flow
Not yet scored
$70
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
Tronsmart Onix Flow
No sub-scores yet - not enough rated reviews.
Specifications
| Spec | OnePlus Buds Pro 4 | Tronsmart Onix Flow |
|---|---|---|
| Type | True Wireless | True Wireless |
| Price (USD) | $130 | $70 |
| HearWiki score | 84 / 100 · Great | Not scored |
| Released | 2026 | 2021 |
| Audio | ||
| Driver | dual drivers; 11mm woofer + 6mm tweeter | Hybrid dual driver (dynamic + balanced armature) |
| Driver size | 11 mm | - |
| Drivers per side | 1 | - |
| Frequency response | 10Hz-40kHz | - |
| Wireless | ||
| Bluetooth | 5.4 | 5.2 |
| Codecs | SBC, AAC, LHDC 5.0 | aptX Adaptive, aptX, AAC, SBC |
| Multipoint pairing | Yes | - |
| Latency | 47 ms | - |
| Wireless range | 10 m | - |
| Battery | ||
| Battery life | 13 h | 40 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 | - |
| Case weight | 50.62 g | - |
| Water resistance | IP55 | - |
| USB-C | Yes | - |
| Model code | OnePlus Buds 4 | Onyx Prime |
| 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
Tronsmart Onix Flow
The Tronsmart Onix Flow are true wireless earbuds that pair a dynamic driver with a balanced armature for a hybrid sound that aims for detail and clarity. They offer strong battery life with up to 40 hours of total playback and support aptX Adaptive for high-quality wireless audio, though they skip active noise cancellation. These are a solid pick for listeners who prioritize sound detail and long listening sessions over noise-blocking features.
- Pro:Hybrid driver setup provides a detailed and layered sound signature
- Pro:Long 40-hour total battery life with the charging case
- Pro:aptX Adaptive support for low-latency, high-resolution audio on compatible devices
- Con:No active noise cancellation, so ambient sounds remain audible
- Con:Battery case may be bulkier due to the extended capacity
- Con:Sound tuning may not suit bass-heavy listeners looking for extra punch
Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.
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