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Image © AmazonTronsmart Onyx Ace
51/ 100
Average
HearWiki score
Pricey for what it is
$25
typical price, USD
Discontinuedupdated 
At a glance
- Brand
- Tronsmart
- Type
- True Wireless
- Fit
- -
- Connection
- Wireless
- Noise cancelling
- No
- Released
- 2020
Score breakdownaverage overall
Sound5.4
Battery4.8
Calls6.9
The Tronsmart Onyx Ace are great wireless earbuds for calling. Comparison vs SoundPEATS TrueAir/ TrueBuds, Edifier TWS200 and Baseus W09.
The HearWiki takeAI-condensed
The Tronsmart Onyx Ace are affordable half-in-ear wireless earbuds that prioritize call clarity and everyday comfort. They offer a bass-forward sound with reliable touch controls and a compact, USB-C charging case that extends total playtime to around 24 hours. While not the most refined for music, they deliver solid value for budget-conscious users seeking dependable communication earbuds.
What works
- Excellent call quality with four microphones
- Very comfortable half-in-ear fit
- Responsive touch controls
- Compact USB-C case with 24-hour total battery
- IPX5 water resistance for workouts
What doesn't
- Sound is less refined than top budget rivals
- Treble can sound muted
- Touch controls may be overly sensitive
- No app support or EQ adjustments
Paraphrased from published reviews & specs - not an original hands-on test. Our AI disclosure.
Specifications
| Driver | 13 mm dynamic |
|---|---|
| Driver type | dynamic |
| Driver size | 13 mm |
| Drivers per side | 1 |
| Frequency response | 20 Hz - 20 kHz |
| Impedance | 32 Ω |
Audio
| Driver | 13 mm dynamic |
|---|---|
| Driver type | dynamic |
| Driver size | 13 mm |
| Drivers per side | 1 |
| Frequency response | 20 Hz - 20 kHz |
| Impedance | 32 Ω |
Wireless
| Codecs | SBC, AAC, aptX |
|---|---|
| Multipoint pairing | No |
| Wireless range | 15 m |
Battery
| Battery life | 5 h |
|---|---|
| Battery incl. case | 24 h |
| Full charge time | 80 min |
| Quick charge | 10 min → 1 h |
| Wireless charging | No |
Features
| Active noise cancelling | No |
|---|---|
| ANC type | none |
| Transparency mode | No |
| Companion app | No |
| Custom EQ | No |
| Wear detection | No |
| Controls | touch |
| Voice assistant | Yes |
Design
| Weight | 4 g |
|---|---|
| Case weight | 37 g |
| Water resistance | IPX5 |
| USB-C | Yes |
Calls
| Microphones | 4 |
|---|---|
| Call noise reduction | Yes |
Where to buy
Retailers we matched to this exact model. Prices are periodic snapshots - the link always opens the retailer's current listing.
What the reviews said
6 source(s) feeding this product's score.
What YouTube reviewers say
Video reviews we found, each condensed to its verdict. They do feed the HearWiki score, at a measured weight below what a published written review carries.
The consensus
Positiveacross 4 videosReviewers generally agree that the Tronsmart Onyx Ace offers impressive sound quality, strong bass, and solid call performance for a budget price, making it a strong value pick under $50.
Reviewers liked
- Good sound quality with strong bass
- Effective call performance and noise cancellation
- Low latency and long battery life
- Affordable price with full feature set
Reviewers flagged
- Cheap-looking glossy plastic and flimsy case lid
- No silicone tips for noise isolation
- Not ideal for intense sports due to lack of pressure fit
- Chrome design may be overpowering for some
8:28The Best AirPods Alternative - Tronsmart Onyx Ace!
The reviewer finds the Tronsmart Onyx Ace to be a strong, budget-friendly alternative to Apple's AirPods, praising its sound quality, call performance, and low latency. While the design is subjective and the case lid feels flimsy, the overall value and audio experience make it a recommended choice for everyday use.
PositiveWatch on YouTube
4:54Tronsmart Onyx Ace REVIEW: Stop Calling Them Apple AirPods Clone!
The reviewer finds the Tronsmart Onyx Ace to be a surprisingly capable pair of budget true wireless earbuds, offering good sound quality, solid battery life, and a full feature set for just $30. While the glossy plastic build looks cheap, the overall performance and value make them one of the best options under $50.
PositiveWatch on YouTube
7:34Tronsmart Onyx Ace True Wireless Earbuds
The reviewer is impressed with the Tronsmart Onyx Ace earbuds, praising their surprisingly strong sound quality, loud volume, and clear call performance for an open-ear design. They find the touch controls and compact case convenient, and overall recommend them highly, comparing them favorably to more expensive options.
PositiveWatch on YouTube
8:10Tronsmart Onyx Ace * Great Price but there is always a "but" 👍
The reviewer finds the Tronsmart Onyx Ace earbuds to be a good value for their low price, offering comfortable fit, decent sound quality with strong bass, and useful features like quick pairing and a charging case. However, they note the plastic case feels cheap and the earbuds are not ideal for intense sports due to lack of pressure fit, making them better suited for daily casual use.
MixedWatch on YouTube
Summaries are AI condensations of each video's own conclusion, not transcripts. Titles, thumbnails and view counts belong to their channels.
What owners say
A sample of buyer reviews, quoted as written. They aren't verified and they don't feed the HearWiki score - that comes from published reviews only.
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Where it sits in our rankings
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