True Wireless
OnePlus Buds Pro 4
84Great
$130
Full review dataOnePlus Buds Pro 4 vs Tronsmart Onix Ultra: which should you buy?
Specs, scores and condensed review verdicts for the OnePlus Buds Pro 4 vs Tronsmart Onix Ultra, side by side. Where a product has no HearWiki score yet, not enough reviews have been aggregated to rate it.
True Wireless
Tronsmart Onix Ultra
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 Ultra
No sub-scores yet - not enough rated reviews.
Specifications
| Spec | OnePlus Buds Pro 4 | Tronsmart Onix Ultra |
|---|---|---|
| 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 Ultra
The Tronsmart Onix Ultra are hybrid dual-driver true wireless earbuds that combine a dynamic driver and a balanced armature to deliver detailed, hi-fi-style audio. They support Bluetooth 5.2 with aptX Adaptive for stable, high-quality wireless streaming, and offer a substantial 40 hours of total battery life from the case. However, they lack active noise cancellation, so they rely on passive isolation only.
- Pro:Hybrid dual-driver setup for rich, detailed sound
- Pro:Long 40-hour total battery life with charging case
- Pro:Supports aptX Adaptive for low-latency, high-res audio
- Con:No active noise cancellation
- Con:No wireless charging option
- Con:Bulky case may not be pocket-friendly
Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.
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