CMF Buds Pro 2 vs Nothing Ear (3)

Which Headphones Are Better?

Products

CMF Buds Pro 2
Nothing Ear (3) 
early access

Tested using Methodology v2.0

Updated Nov 19, 2025 09:30 PM

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Tested using Methodology v2.0

Updated Feb 19, 2026 05:59 PM

This review is in Early access

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Our Verdict

CMF Buds Pro 2

Nothing Ear (3)

Full comparison details regarding individual product score sets can be found in the section below
0 

Variants

  • Buds Pro 2 (Blue)
  • Buds Pro 2 (Dark Grey)
  • Ear (3) (Black)
  • Ear (3) (White)

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Blue
Buds Pro 2
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Black
Ear (3)
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Dark Grey
Buds Pro 2
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White
Ear (3)
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Light Grey
Buds Pro 2
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Orange
Buds Pro 2
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Main Differences for
Sports And Fitness

Threshold 

0.10

Sports And Fitness 
 

7.9
0.0
No major differences between these headphones for sports and fitness. See full list of tests below.

Full Comparison

Sound

Sound Profile 
 

Sound Profile  

 Preview Graph
CMF Buds Pro 2 Sound Profile
Nothing Ear (3) Sound Profile Sample

SAMPLE

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Normalization Frequency 
 

500 Hz
Lock Hz

Bass Amount 
 

Very Emphasized (8 dB)
Locked

Treble Amount 
 

Slightly Underemphasized (-3 dB)
Locked

Sound Signature 
 

Boosted Bass
Locked
Show Text 

Frequency Response Consistency 
 

9.0
N/A

Consistency L  

 Preview Graph
CMF Buds Pro 2 Consistency L
Nothing Ear (3) Consistency L Sample

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Consistency R  

 Preview Graph
CMF Buds Pro 2 Consistency R
Nothing Ear (3) Consistency R Sample

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Std. Deviation 
 

0.45 dB
Lock dB
Show Text 

Raw Frequency Response 
 

Raw FR L  

 Preview Graph
CMF Buds Pro 2 Raw FR L
Nothing Ear (3) Raw FR L Sample

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Raw FR R  

 Preview Graph
CMF Buds Pro 2 Raw FR R
Nothing Ear (3) Raw FR R Sample

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Bass Profile: Target Compliance 
 

6.2
N/A

Bass Profile: Target Compliance  

 Preview Graph
CMF Buds Pro 2 Bass Profile: Target Compliance
Nothing Ear (3) Bass Profile: Target Compliance Sample

SAMPLE

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RMS Deviation From Target 
 

8.6 dB
Lock dB

Low-Frequency Extension 
 

20 Hz
Lock Hz

Low Bass 
 

9.39 dB
Lock dB

Mid Bass 
 

9.27 dB
Lock dB

High Bass 
 

6.32 dB
Lock dB
Show Text 

Mid-Range Profile: Target Compliance 
 

8.4
N/A

Mid-Range Profile: Target Compliance  

 Preview Graph
CMF Buds Pro 2 Mid-Range Profile: Target Compliance
Nothing Ear (3) Mid-Range Profile: Target Compliance Sample

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RMS Deviation From Target 
 

2.11 dB
Lock dB

Low Mid 
 

2.98 dB
Lock dB

Mid-Mid 
 

-0.42 dB
Lock dB

High Mid 
 

-0.95 dB
Lock dB
Show Text 

Treble Profile: Target Compliance 
 

6.9
N/A

Treble Profile: Target Compliance  

 Preview Graph
CMF Buds Pro 2 Treble Profile: Target Compliance
Nothing Ear (3) Treble Profile: Target Compliance Sample

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RMS Deviation From Target 
 

4.33 dB
Lock dB

Low Treble 
 

-5.17 dB
Lock dB

Mid Treble 
 

-0.55 dB
Lock dB

High Treble 
 

-5.88 dB
Lock dB
Show Text 

Peaks/Dips 
 

8.1
N/A

Peaks/Dips Graph 
 

 Preview Graph
CMF Buds Pro 2 Peaks/Dips Graph
Nothing Ear (3) Peaks/Dips Graph Sample

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Peaks 
 

1.02 dB
Lock dB

Dips 
 

1.78 dB
Lock dB
Show Text 

Stereo Mismatch 
 

7.3
N/A

Frequency Response Mismatch  

 Preview Graph
CMF Buds Pro 2 Frequency Response Mismatch
Nothing Ear (3) Frequency Response Mismatch Sample

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Phase Response Mismatch  

 Preview Graph
CMF Buds Pro 2 Phase Response Mismatch
Nothing Ear (3) Phase Response Mismatch Sample

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Weighted Amplitude Mismatch 
 

0.45 dB
Lock dB

Weighted Frequency Response Mismatch 
 

0.71 dB
Lock dB

Weighted Phase Mismatch 
 

2.0°
Lock°
Show Text 

Group Delay 
 

7.6
N/A

Group Delay  

 Preview Graph
CMF Buds Pro 2 Group Delay
Nothing Ear (3) Group Delay Sample

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Weighted Group Delay 
 

1.0 ms
N/A
Show Text 

Cumulative Spectral Decay 
 

CSD 
 

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CMF Buds Pro 2 CSD
Nothing Ear (3) CSD Sample

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PRTF 
 

0.0
N/A

PRTF  

CMF Buds Pro 2 PRTF
Nothing Ear (3) PRTF Sample

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PRTF Accuracy (RMS Deviation) 
 

N/A
N/A

PRTF Size (Avg.) 
 

N/A
N/A

PRTF Distance 
 

N/A
N/A
Show Text 

Harmonic Distortion 
 

9.0
N/A

Harmonics Levels  

 Preview Graph
CMF Buds Pro 2 Harmonics Levels
Nothing Ear (3) Harmonics Levels Sample

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THD Ratio  

 Preview Graph
CMF Buds Pro 2 THD Ratio
Nothing Ear (3) THD Ratio Sample

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WHD @ 94 dB SPL 
 

0.09%
Lock%

WHD @ 104 dB SPL 
 

0.19%
Lock%
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Electrical Aspects 
 

Impedance  

CMF Buds Pro 2 Impedance
Nothing Ear (3) Impedance Sample

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Sensitivity @1kHz-1V 
 

N/A
N/A

Bluetooth Max SPL 
 

108.0 dB
Lock dB

Virtual Soundstage 
 

2.0
N/A

Virtual Soundstage 
 

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CMF Buds Pro 2 Virtual Soundstage
Nothing Ear (3) Virtual Soundstage Sample

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Head Modeling 
 

No
Locked

Speaker Modeling 
 

On/Off
Locked

Room Ambience 
 

No
Locked

Head Tracking 
 

No
Locked

Virtual Surround 
 

Spatial Audio
Locked
Show Text 

Test Settings 
 

Firmware 
 

0.0.8.1
Locked

Power 
 

On
Locked

Connection 
 

Bluetooth
Locked

Codec 
 

SBC, 16-bit, 48kHz
Locked

Test Instrument  

Audio Precision APx517B
Locked

EQ 
 

Dirac Opteo
Locked

ANC 
 

High
Locked

Tip/Pad 
 

Silicone (small)
Locked

Microphone 
 

Integrated
Locked
Show Text 
Design

Style  

Design Picture 2 
 

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CMF Buds Pro 2 Design Picture 2
Nothing Ear (3) Design Picture 2 Sample

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Type  

In-ear
Locked

Enclosure  

Closed-Back
Locked

Wireless  

Truly Wireless
Locked

Transducer  

Dynamic
Locked
Show Text 

Comfort 
 

7.0
N/A

Comfort Picture 
 

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CMF Buds Pro 2 Comfort Picture
Nothing Ear (3) Comfort Picture Sample

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Weight  

0.02 lbs
Lock lbs

Clamping Force 
 

0 lbs
Lock lbs
Show Text 

Controls 
 

7.6
N/A

Controls Picture 
 

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CMF Buds Pro 2 Controls Picture
Nothing Ear (3) Controls Picture Sample

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OS Compatibility 
 

Not OS specific
Locked

Ease Of Use  

Decent
Locked

Feedback  

Good
Locked

Call/Music Control  

Yes
Locked

Volume Control  

Yes
Locked

Microphone Control  

No
Locked

Channel Mixing 
 

No
Locked

Noise Cancelling Control  

On/Off
Locked

Talk-Through 
 

On/Off
Locked

Additional Controls  

Voice Assistant
Locked
Show Text 

Portability 
 

9.5
N/A

Portability Picture 
 

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CMF Buds Pro 2 Portability Picture
Nothing Ear (3) Portability Picture Sample

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1.3" (3.4 cm)
Lock" (Lock cm)

 

1.1" (2.7 cm)
Lock" (Lock cm)

 

0.8" (2.1 cm)
Lock" (Lock cm)

Volume  

1.18 in³ (19.28 cm³)
Lock in³ (Lock cm³)

Transmitter Required  

No
Locked
Show Text 

Case 
 

7.5
N/A

Case Picture 
 

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CMF Buds Pro 2 Case Picture
Nothing Ear (3) Case Picture Sample

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Type  

Hard case
Locked

 

2.1" (5.4 cm)
Lock" (Lock cm)

 

2.1" (5.4 cm)
Lock" (Lock cm)

 

0.9" (2.3 cm)
Lock" (Lock cm)

Volume  

4.09 in³ (67.07 cm³)
Lock in³ (Lock cm³)
Show Text 

Build Quality 
 

7.5
N/A

Build Quality Picture 
 

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CMF Buds Pro 2 Build Quality Picture
Nothing Ear (3) Build Quality Picture Sample

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Show Text 

Stability 
 

7.5
N/A

Stability Picture 
 

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CMF Buds Pro 2 Stability Picture
Nothing Ear (3) Stability Picture Sample

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Show Text 

Headshots 1  

Angled Picture 
 

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CMF Buds Pro 2 Angled Picture
Nothing Ear (3) Angled Picture Sample

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Side Picture 
 

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CMF Buds Pro 2 Side Picture
Nothing Ear (3) Side Picture Sample

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Headshots 2  

Front Picture 
 

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CMF Buds Pro 2 Front Picture
Nothing Ear (3) Front Picture Sample

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Rear Picture 
 

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CMF Buds Pro 2 Rear Picture
Nothing Ear (3) Rear Picture Sample

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Top  

Top Picture 
 

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CMF Buds Pro 2 Top Picture
Nothing Ear (3) Top Picture Sample

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In The Box  

In The Box Picture 
 

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CMF Buds Pro 2 In The Box Picture
Nothing Ear (3) In The Box Picture Sample

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Show Text 
Isolation

Noise Isolation - Full Range 
 

7.9
N/A

Noise Isolation - Full Range Graph  

 Preview Graph
CMF Buds Pro 2 Noise Isolation - Full Range Graph
Nothing Ear (3) Noise Isolation - Full Range Graph Sample

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Noise Cancelling  

Yes
Locked

Overall Attenuation 
 

-20.56 dB
Lock dB

Bass 
 

-19.75 dB
Lock dB

Mid 
 

-21.56 dB
Lock dB

Treble 
 

-20.44 dB
Lock dB
Show Text 

Noise Isolation - Common Scenarios 
 

8.5
N/A

Noise Isolation - Common Scenarios Graph  

 Preview Graph
CMF Buds Pro 2 Noise Isolation - Common Scenarios Graph
Nothing Ear (3) Noise Isolation - Common Scenarios Graph Sample

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Airplane Noise Attenuation 
 

-20.35 dB
Lock dB

Airplane Noise Isolation Audio 
 

Office Noise Attenuation 
 

-18.91 dB
Lock dB

Office Noise Isolation Audio 
 

Street Noise Attenuation 
 

-21.92 dB
Lock dB

Street Noise Isolation Audio 
 

Show Text 

Noise Isolation - Voice Handling 
 

Female Voice 1 
 

Male Voice 1 
 

Female Voice 2 
 

Male Voice 2 
 

ANC Wind Handling 
 

ANC Wind Handling Graph  

 Preview Graph
CMF Buds Pro 2 ANC Wind Handling Graph
Nothing Ear (3) ANC Wind Handling Graph Sample

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ANC Wind Noise 
 

Show Text 

Leakage 
 

8.5
N/A

Leakage  

 Preview Graph
CMF Buds Pro 2 Leakage
Nothing Ear (3) Leakage Sample

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Leakage Audio 
 

Overall Leakage @ 1ft 
 

30.57 dB
Lock dB
Show Text 
Microphone

Microphone Style 
 

Integrated 
 

Yes
Locked

In-Line 
 

No
Locked

Boom 
 

No
Locked

Detachable Boom 
 

No
Locked

Mic  

Yes
Locked

Recording Quality 
 

6.0
N/A

Microphone Frequency Response  

 Preview Graph
CMF Buds Pro 2 Microphone Frequency Response
Nothing Ear (3) Microphone Frequency Response Sample

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Recorded Speech 
 

LFE 
 

570.18 Hz
Lock Hz

FR Std. Dev. 
 

4.1 dB
Lock dB

HFE 
 

6,001.45 Hz
Lock Hz

Weighted THD 
 

0.381
N/A

Gain 
 

-23.77 dB
Lock dB
Show Text 

Noise Handling 
 

7.4
N/A

SpNR  

 Preview Graph
CMF Buds Pro 2 SpNR
Nothing Ear (3) SpNR Sample

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SpNR 
 

20.04 dB
Lock dB

Noise Gate 
 

Always On
Locked

Speech + Pink Noise Handling 
 

7.0
0.0

Speech + Pink Noise Audio Sample  

Speech + Subway Noise Handling 
 

8.0
0.0

Speech + Subway Noise Audio Sample  

Show Text 
Active Features

Battery 
 

7.1
N/A

Battery Type 
 

Rechargable
Locked

Continuous Battery Life 
 

6.5 hrs
Lock hrs

Additional Charges 
 

3.0
Lock

Total Battery Life 
 

26 hrs
Lock hrs

Charge Time 
 

0.75 hrs
Lock hrs

Power-Saving Feature 
 

Standby mode
Locked

Audio While Charging 
 

Yes
Locked

Passive Playback 
 

No
Locked

Charging Port  

USB-C
Locked
Show Text 

App Support 
 

7.5
N/A

App Picture 
 

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CMF Buds Pro 2 App Picture
Nothing Ear (3) App Picture Sample

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App Name  

Nothing X
Locked

iOS  

Yes
Locked

Android  

Yes
Locked

macOS  

No
Locked

Windows  

No
Locked

Equalizer 
 

Graphic + Presets
Locked

ANC Control 
 

Presets
Locked

Mic Control  

No
Locked

Room Effects 
 

No
Locked

Playback Control 
 

No
Locked

Button Mapping  

Yes
Locked

Surround Support 
 

Yes
Locked
Show Text 
Connectivity

Wired Connection 
 

0.0
N/A

Cable Picture 
 

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CMF Buds Pro 2 Cable Picture
Nothing Ear (3) Cable Picture Sample

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Analog Audio 
 

No
Locked

USB Audio 
 

No
Locked

Detachable 
 

No
Locked

Length 
 

N/A
N/A

Connector 
 

No Wired Option
Locked

Latency - Analog 
 

N/A
N/A

Latency - USB 
 

N/A
N/A

Recorded Latency 
 

Recorded Latency Connection  

No Wired Audio
Locked
Show Text 

Bluetooth Connection 
 

8.9
N/A

Bluetooth Version 
 

5.3
Locked

Multi-Device Pairing 
 

2 Devices
Locked

Quick Pair (Android) 
 

Yes
Locked

Quick Pair (iOS) 
 

No
Locked

Line Of Sight Range 
 

334.65 ft (102.00 m)
Lock ft (Lock m)

Latency - SBC 
 

194 ms
Lock ms

Latency - aptX 
 

N/A
N/A

Latency - aptX Adaptive (High Quality) 
 

N/A
N/A

Latency - aptX Adaptive (Low Latency) 
 

N/A
N/A

Latency - LDAC 
 

287 ms
Lock ms

Recorded Latency 
 

Recorded Latency Codec  

SBC
Locked

AAC Support 
 

Yes
Locked
Show Text 

Wireless Connection (Dongle) 
 

0.0
N/A

Line Of Sight Range 
 

N/A
N/A

Latency - Dongle 
 

N/A
N/A

Recorded Latency 
 

PC Compatibility 
 

Analog 
 

No
Locked

Wired USB 
 

No
Locked

Non-BT Wireless 
 

No
Locked
Show Text 

PlayStation Compatibility 
 

PS4 Analog 
 

No
Locked

PS4 Wired USB 
 

No
Locked

PS4 Non-BT Wireless 
 

No
Locked

PS5 Analog 
 

No
Locked

PS5 Wired USB 
 

No
Locked

PS5 Non-BT Wireless 
 

No
Locked

Xbox Compatibility 
 

Xbox One Analog 
 

No
Locked

Xbox One Wired USB 
 

No
Locked

Xbox One Non-BT Wireless 
 

No
Locked

Xbox Series X|S Analog 
 

No
Locked

Xbox Series X|S Wired USB 
 

No
Locked

Xbox Series X|S Non-BT Wireless 
 

No
Locked

Base/Dock 
 

2.2
N/A

Type 
 

Charging Case
Locked

USB Input 
 

No
Locked

Line In 
 

No
Locked

Line Out 
 

No
Locked

Optical Input 
 

No
Locked

RCA Input 
 

No
Locked

Dock Charging 
 

Yes
Locked

Power Supply 
 

USB-C
Locked
Show Text 

Check Price

Blue
Buds Pro 2
SEE PRICE
Amazon.com
Black
Ear (3)
Amazon.com
Dark Grey
Buds Pro 2
SEE PRICE
Amazon.com
White
Ear (3)
SEE PRICE
Amazon.com
Light Grey
Buds Pro 2
SEE PRICE
Amazon.com
 
Orange
Buds Pro 2
SEE PRICE
Amazon.com
 

CMF Buds Pro 2

Nothing Ear (3)

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CMF Buds Pro 2 vs Nothing Ear (3): Main Discussion

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