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Haylou GT3 vs Nothing CMF Buds 2: 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.

  • Haylou GT3
  • Nothing CMF Buds 2
HearWiki score
65
82
Sound
6.6
7.7
Noise cancelling
-
7.8
Battery
3.7
8.8
Calls
4.8
6.5
Value
5.8
9.4
Price (USD)
$27
$37

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?

New platform

Nothing CMF Buds 2 (2025) against Haylou GT3 (2021). The Nothing CMF Buds 2 is the newer platform here: Bluetooth 5.4 against 5.0, Top codec AAC against SBC and ANC type Hybrid against None. It also adds Multipoint pairing, Wear detection, Transparency mode and Custom EQ.

  • GT32021
  • CMF Buds 220254 yr newer
What differsGT3CMF Buds 2

Platform

Bluetooth
5.0
5.4
Top codec
SBC
AAC
ANC type
None
Hybrid

Everyday features

Multipoint pairing
No
Yes
Wear detection
No
Yes
Transparency mode
No
Yes
Custom EQ
No
Yes
Companion app
No
Yes
Water resistance
IPX4
IP55

Level on: USB-C.

Specifications

GT3CMF Buds 2
Type
True Wireless
True Wireless
Price (USD)
$27
$37
HearWiki score
65
82
Released
2021
2025
Availability
Still sold new
Sold new
Driver
7.2 mm dynamic
11 mm driver
Driver type
dynamic
dynamic
Driver size
7.2 mm
11 mm
Drivers per side
1
1
Frequency response
20 Hz - 20 kHz
20 Hz - 20 kHz
Impedance
32 Ω
-
Bluetooth
5.0
5.4
Codecs
SBC
SBC, AAC
Multipoint pairing
No
Yes
Latency
-
110 ms
Wireless range
10 m
10 m
Battery life
28 h
13.5 h
Battery life (ANC on)
-
7.5 h
Battery incl. case
-
55 h
Full charge time
150 min
93 min
Quick charge
-
10 min → 4 h
Wireless charging
No
No
Active noise cancelling
No
Yes
ANC type
-
hybrid
Transparency mode
No
Yes
Companion app
No
Yes
Custom EQ
No
Yes
Wear detection
No
Yes
Controls
touch
touch
Voice assistant
Yes
Yes
Weight
3.9 g
4.5 g
Case weight
33.3 g
41.5 g
Water resistance
IPX4
IP55
Foldable
No
-
Detachable cable
No
-
USB-C
Yes
Yes
Connector
USB-C
-
Balanced connection
No
-
Microphones
1
6
Microphone type
MEMS
-
Call noise reduction
Yes
-

What reviewers said

Haylou GT3

The Haylou GT3 are budget-friendly true wireless earbuds that deliver a punchy bass and clear vocal reproduction, making for an engaging listening experience at a low price. They offer a long total battery life with the charging case and a secure IPX4 rating, though they stick to basic SBC codec and lack active noise cancellation. Overall, they are a solid pick for those prioritizing sound character over extra features.

  • Pro:Strong, engaging bass response
  • Pro:Clear vocal clarity
  • Pro:Long total battery life with case
  • Con:Only SBC codec support
  • Con:No active noise cancellation
  • Con:No transparency mode or multipoint

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

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

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