
CMF BY Nothing
The CMF BY Nothing Buds 2a are budget‑focused true wireless earbuds launched in 2025, featuring a 12.4 mm bio‑fiber driver with Ultra Bass Technology, 42 dB hybrid ANC, and up to 35.5 hours total battery life. They target active users with IP54 resistance, a lanyard‑ready case, and extensive app customization including ChatGPT integration.
Pros
Current
$24.65
Average
$30.71
Lowest
$19.99
Highest
$49.00
Lower = better sales rank
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Cons
From Expert Reviews
Praised by Experts
Criticized by Experts
From User Reviews
Users Love
Users Complain About
Expert Opinion
Professional reviewers commend the Buds 2a for its large 12.4 mm driver, strong bass, solid hybrid ANC and robust Bluetooth 5.4 connectivity, especially for the price. They also appreciate the IP54 durability and the depth of customization offered by the Nothing X app. However, they criticize the ANC's reliance on music playback, the missing premium features like in‑ear detection and spatial audio, and note that real‑world battery life can dip when ANC is active.
What Users Say
Everyday users generally enjoy the bass‑heavy sound signature, clear call quality, and long battery life, especially appreciating the app's EQ and ChatGPT features. Recurring complaints focus on the ANC being underwhelming in quiet environments and battery performance varying with ANC usage. Overall sentiment is positive for active, budget‑conscious listeners but tempered by expectations around noise cancellation.
Common Complaints
Weak ANC without music, battery life dropping when ANC is enabled, lack of premium features such as spatial audio, missing detailed dimensions/weight, and slower fast‑charging compared to some rivals.
What People Are Saying
“"really not that good" without music, calling ANC weak in quiet tests”
“Strong bass performance and customizable sound via app”
“Clear calls in noisy/windy conditions”
How It Compares
vs. CMF Buds 2
Advantages
Disadvantages
Choose Buds 2 for longer battery life; choose Buds 2a for stronger bass and richer app features.
vs. CMF Buds Pro 2
Advantages
Disadvantages
Select Buds Pro 2 if you need spatial audio and top‑tier ANC; select Buds 2a for a more affordable, bass‑centric option.
vs. Typical Budget ANC Earbuds (e.g., AirPods‑like models)
Advantages
Disadvantages
Buds 2a are best for users who value bass performance and app customization, while other budget earbuds may win on faster charging.