True Wireless
CMF Buds 2
78Great
$46
Full review dataCMF Buds 2 vs KZ Carol: which should you buy?
On aggregated review scores the CMF Buds 2 comes out ahead with an HearWiki score of 78. The full breakdown - sub-scores, specs and what reviewers actually said - is below.
Our pick: CMF Buds 2 - Great overall at around $46.
True Wireless
KZ Carol
68Good
$30
Full review dataScore breakdown
Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.
CMF Buds 2
Sound8.0
Noise cancelling7.0
Battery8.5
Calls7.0
Value9.0
KZ Carol
Sound7.5
Noise cancelling6.0
Battery5.0
Calls5.5
Value8.0
Specifications
| Spec | CMF Buds 2 | KZ Carol |
|---|---|---|
| Type | True Wireless | True Wireless |
| Price (USD) | $46 | $30 |
| HearWiki score | 78 / 100 · Great | 68 / 100 · Good |
| Released | 2025 | 2024 |
| Audio | ||
| Driver | dynamic | dynamic |
| Driver size | 11 mm | 10 mm |
| Drivers per side | 2 | 1 |
| Frequency response | 20Hz-20kHz | 20Hz-20kHz |
| Impedance | - | 26 Ω |
| Sensitivity | - | 105 dB/mW |
| Wireless | ||
| Bluetooth | 5.4 | 5.3 |
| Bluetooth version | 5.4 | 5.3 |
| Codecs | AAC, SBC | SBC, AAC |
| Multipoint pairing | Yes | Yes |
| Latency | - | 55 ms |
| Wireless range | 10 m | 15 m |
| Battery | ||
| Battery life | 13.5 h | 6 h |
| Battery life (ANC on) | 7.5 h | 5 h |
| Battery incl. case | 55 h | 42 h |
| Full charge time | 93 min | 90 min |
| Quick charge | 10 min = 4 h (ANC off) | 10 min = 2 h |
| Wireless charging | No | No |
| Features | ||
| Active noise cancelling | Yes | Yes |
| ANC type | hybrid | hybrid |
| Transparency mode | Yes | - |
| Companion app | Yes | - |
| Custom EQ | Yes | - |
| Wear detection | Yes | - |
| Controls | touch | - |
| Voice assistant | Google Fast Pair, Microsoft Swift Pair | - |
| Design | ||
| Weight | 50.5 g | - |
| Case weight | 41.5 g | - |
| Water resistance | IP55 | none |
| USB-C | Yes | Yes |
| Calls | ||
| Microphones | 6 | 6 |
What reviewers said
CMF Buds 2
The CMF Buds 2 are a budget-friendly true wireless pair that deliver punchy, bass-forward sound with a lively treble, making them engaging for music lovers. They pack a surprisingly rich feature set for the price, including hybrid ANC, transparency mode, multipoint connectivity, and long battery life, though call quality in noisy settings and limited codec support hold them back slightly. Overall, they're a strong value pick for those prioritizing fun audio and versatile features over premium extras.
- Pro:Punchy, bass-heavy sound with lively treble
- Pro:Excellent battery life with case (55 hours total)
- Pro:Hybrid ANC and transparency mode for the price
- Con:Only AAC and SBC codecs, no LDAC or Hi-Res support
- Con:ANC is decent but not class-leading
- Con:Call quality suffers in loud environments
KZ Carol
The KZ Carol is a budget-friendly pair of true wireless earbuds that punches above its weight with impressive sound quality, featuring solid bass and overall engaging tuning. It also includes functional active noise cancellation and a suite of handy features like multipoint and low latency, though some usability and call quality shortcomings keep it from being perfect. For the price, it's a compelling option for those prioritizing audio performance on a tight budget.
- Pro:Strong, engaging sound for the price
- Pro:Functional ANC and transparency modes
- Pro:Multipoint and low-latency support
- Con:Call clarity is subpar
- Con:No app support for EQ or controls
- Con:Ergonomic quirks and accidental shutoff risk
Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.
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