True Wireless
Nothing CMF Buds 2a
78Great
$42
Full review dataNothing CMF Buds 2a vs Whizzer E3/ T2 TWS: which should you buy?
On aggregated review scores the Nothing CMF Buds 2a comes out ahead with an HearWiki score of 78. The full breakdown - sub-scores, specs and what reviewers actually said - is below.
Our pick: Nothing CMF Buds 2a - Great overall at around $42.
True Wireless
Whizzer E3/ T2 TWS
55Average
$25
Full review dataScore breakdown
Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.
Nothing CMF Buds 2a
Sound8.0
Noise cancelling7.5
Battery7.0
Calls6.5
Value9.0
Whizzer E3/ T2 TWS
Sound6.0
Battery5.0
Calls5.0
Value6.0
Specifications
| Spec | Nothing CMF Buds 2a | Whizzer E3/ T2 TWS |
|---|---|---|
| Type | True Wireless | True Wireless |
| Price (USD) | $42 | $25 |
| HearWiki score | 78 / 100 · Great | 55 / 100 · Average |
| Released | 2024 | 2019 |
| Audio | ||
| Driver | 12.4mm Bio-fibre | dynamic |
| Driver size | 12.4 mm | 6 mm |
| Drivers per side | 2 | 1 |
| Frequency response | 20Hz-20kHz | 20Hz-20000Hz |
| Impedance | - | 16 Ω |
| Sensitivity | - | 89 dB/mW |
| Wireless | ||
| Bluetooth | 5.4 | 5.x |
| Bluetooth version | 5.4 | 5.0 |
| Codecs | AAC, SBC | SBC, AAC |
| Multipoint pairing | Yes | No |
| Battery | ||
| Battery life | 8 h | 4 h |
| Battery life (ANC on) | 5 h | - |
| Battery incl. case | 35.5 h | 20 h |
| Full charge time | 89 min | 90 min |
| Quick charge | 10 min = 5.5 h | - |
| Wireless charging | No | No |
| Features | ||
| Active noise cancelling | Yes | - |
| ANC type | feedforward | - |
| Transparency mode | Yes | - |
| Companion app | Yes | No |
| Custom EQ | Yes | - |
| Wear detection | No | - |
| Controls | touch | buttons |
| Voice assistant | Yes | - |
| Design | ||
| Weight | 4.28 g | 3.94 g |
| Case weight | 42.75 g | 57 g |
| Water resistance | IP54 | IPX7 |
| USB-C | Yes | No |
| Calls | ||
| Microphones | 4 | 4 |
What reviewers said
Nothing CMF Buds 2a
The Nothing CMF Buds 2a deliver a compelling mix of solid audio performance, adaptive noise cancellation, and long battery life at a very accessible price point. They are a practical pick for budget-conscious listeners who want reliable everyday earbuds with app-based customization, though they come with some expected trade-offs in materials and features.
- Pro:Strong value for the price
- Pro:Adaptive ANC with 42 dB reduction
- Pro:Good battery life with case
- Con:Plasticky build quality
- Con:No in-ear detection
- Con:Limited codec support (AAC, SBC)
Whizzer E3/ T2 TWS
The Whizzer E3, also sold as the T2, stands out with a distinctive pebble-like shell and offers a lively, enjoyable sound for its budget price. It provides a reasonable battery life and an IPX7 water resistance rating, though the lack of app support and multipoint, along with occasional reset issues, hold it back. Its compact, lightweight design and physical buttons make it a straightforward, no-frills option for casual listening.
- Pro:Unique, original stone-inspired design
- Pro:Lightweight and comfortable fit
- Pro:Good water resistance (IPX7)
- Con:Limited codec support (SBC only)
- Con:Short battery life per charge
- Con:No app or multipoint support
Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.
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