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Nothing CMF Buds 2 vs Soundcore Life A3i: which should you buy?

On aggregated review scores the Nothing CMF Buds 2 comes out ahead with a HearWiki score of 82. The full breakdown - sub-scores, specs and what reviewers actually said - is below.

Our pick: Nothing CMF Buds 2 - Outstanding overall at around $37.

Score breakdown

Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.

Nothing CMF Buds 2 leads on 6 of 7 measures.

  • Nothing CMF Buds 2
  • Soundcore Life A3i
HearWiki score
82
76
Sound
7.7
7.4
Noise cancelling
7.8
6.2
Battery
8.8
7.4
Calls
6.5
6.2
Value
9.4
8.4
Price (USD)
$37
$27

Generation & platform

The scores rank quality. This is the other question: is the newer one actually newer technology, or the same platform in a new shell?

Half a step newer

Nothing CMF Buds 2 (2025) against Soundcore Life A3i (2022). The Nothing CMF Buds 2 edges ahead on platform, but only just: Bluetooth 5.4 against 5.2. It also adds Multipoint pairing, Wear detection and Water resistance IP55 against IPX5.

  • CMF Buds 220253 yr newer
  • Life A3i2022
What differsCMF Buds 2Life A3i

Platform

Bluetooth
5.4
5.2

Everyday features

Multipoint pairing
Yes
No
Wear detection
Yes
No
Water resistance
IP55
IPX5

Level on: Top codec, ANC type, USB-C, Transparency mode, Custom EQ, Companion app.

Specifications

CMF Buds 2Life A3i
Type
True Wireless
True Wireless
Price (USD)
$37
$27
HearWiki score
82
76
Released
2025
2022
Availability
Sold new
Still sold new
Driver
11 mm driver
2× 10 mm dynamic
Driver type
dynamic
dynamic
Driver size
11 mm
10 mm
Drivers per side
1
2
Frequency response
20 Hz - 20 kHz
20 Hz - 20 kHz
Impedance
-
16 Ω
Bluetooth
5.4
5.2
Codecs
SBC, AAC
SBC, AAC
Multipoint pairing
Yes
No
Latency
110 ms
-
Wireless range
10 m
10 m
Battery life
13.5 h
9 h
Battery life (ANC on)
7.5 h
7 h
Battery incl. case
55 h
36 h
Full charge time
93 min
90 min
Quick charge
10 min → 4 h
10 min → 2 h
Wireless charging
No
No
Active noise cancelling
Yes
Yes
ANC type
hybrid
hybrid
Transparency mode
Yes
Yes
Companion app
Yes
Yes
Custom EQ
Yes
Yes
Wear detection
Yes
No
Controls
touch
touch
Voice assistant
Yes
Google Assistant, Siri
Weight
4.5 g
4.5 g
Case weight
41.5 g
43.5 g
Water resistance
IP55
IPX5
USB-C
Yes
Yes
Microphones
6
4
Call noise reduction
-
Yes

What reviewers said

Nothing CMF Buds 2

The Nothing CMF Buds 2 are an exceptional budget true-wireless option, packing a surprisingly rich feature set for their low price. They deliver engaging sound, robust battery life, and effective hybrid ANC, making them a top-value pick for most listeners.

  • Pro:Excellent value for the price
  • Pro:Strong battery life with ANC off
  • Pro:Effective hybrid active noise cancellation
  • Con:Call performance weak in noisy settings
  • Con:ANC and gaming latency not class-leading
  • Con:No wireless charging support

Soundcore Life A3i

The Soundcore Life A3i earbuds deliver strong hybrid noise cancellation and a feature-rich app at a budget-friendly price. Their compact, non-stem design offers good comfort for many users, though the unusual shape may not fit everyone perfectly. With solid battery life and customizable EQ, they're a compelling value pick for budget-conscious shoppers.

  • Pro:Effective hybrid ANC for the price
  • Pro:Extensive app support with custom EQ
  • Pro:Good battery life, especially with the charging case
  • Con:Unusual shape may not fit all ears comfortably
  • Con:No multipoint connection
  • Con:Battery life with ANC is shorter than without

Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.

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