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  1. Table of Contents
  2. Top
  3. Main Differences
  4. Design
    1. Style
    2. Comfort
    3. Controls
    4. Breathability
    5. Portability
    6. Case
    7. Build Quality
    8. Stability
    9. Headshots 1
    10. Headshots 2
    11. Top
    12. In The Box
  5. Sound
    1. Sound Profile
    2. Frequency Response Consistency
    3. Raw Frequency Response
    4. Bass Profile: Target Compliance
    5. Mid-Range Profile: Target Compliance
    6. Treble Profile: Target Compliance
    7. Peaks/Dips
    8. Imaging
    9. Passive Soundstage
    10. Virtual Soundstage
    11. Weighted Harmonic Distortion
    12. Test Settings
  6. Isolation
    1. Noise Isolation - Full Range
    2. Noise Isolation - Common Scenarios
    3. Noise Isolation - Voice Handling
    4. ANC Wind Handling
    5. Leakage
  7. Microphone
    1. Microphone Style
    2. Recording Quality
    3. Noise Handling
  8. Active Features
    1. Battery
    2. App Support
  9. Connectivity
    1. Wired Connection
    2. Bluetooth Connection
    3. Wireless Connection (Dongle)
    4. PC Compatibility
    5. PlayStation Compatibility
    6. Xbox Compatibility
    7. Base/Dock
  10. Comments

Anker Soundcore Liberty 4 NC Truly Wireless vs Anker Soundcore P40i

Side-by-Side Comparison

Products

Anker Soundcore Liberty 4 NC Truly Wireless
Anker Soundcore P40i

Tested using Methodology v1.8

Updated Feb 07, 2025 06:16 PM

SEE PRICE
Amazon.com

Tested using Methodology v1.8

Updated Feb 07, 2025 06:16 PM

SEE PRICE
Amazon.com
Anker Soundcore Liberty 4 NC Truly Wireless Picture
Anker Soundcore P40i Picture
  1. Recommended in 2 articles:
  2. Earbuds For Bass
  3. AirPods Alternative

Variants

  • Soundcore Liberty 4 NC (Clear White)
  • Soundcore Liberty 4 NC (Light Blue)
  • Soundcore Liberty 4 NC (Navy Blue)
  • Soundcore Liberty 4 NC (Pastel Pink)
  • Soundcore Liberty 4 NC (Velvet Black)
  • Soundcore P40i (Black)
  • Soundcore P40i (Navy Blue)
  • Soundcore P40i (Oat White)
  • Soundcore P40i (Purple)

Our Verdict

Anker Soundcore Liberty 4 NC Truly Wireless

Anker Soundcore P40i

The Anker Soundcore Liberty 4 NC Truly Wireless and Anker Soundcore P40i perform similarly with mostly minor differences. The Liberty 4 NC support LDAC for high-quality audio. Meanwhile, the P40i have significantly lower latency when you use them in 'Game Mode.' The P40i also have an IPX5 rating, which certifies better protection against water exposure than the IPX4 rating found on the Liberty 4 NC buds. Otherwise, they both have very similar app functionality.

0

Main Differences for

Threshold 

0.10

Neutral Sound 

7.3
6.3

Treble Profile: Target Compliance 
 

8.5
4.9

Mid-Range Profile: Target Compliance 
 

9.5
7.6

Bass Profile: Target Compliance 
 

6.8
5.7

Full Comparison

Design

Style  

Design Picture 2  

Anker Soundcore Liberty 4 NC Truly Wireless Design Picture 2
Anker Soundcore P40i Design Picture 2

Type  

In-ear
In-ear

Enclosure  

Closed-Back
Closed-Back

Wireless  

Truly Wireless
Truly Wireless

Transducer  

Dynamic
Dynamic

Show text

Comfort 
 

7.5
7.5

Comfort Picture  

Anker Soundcore Liberty 4 NC Truly Wireless Comfort Picture
Anker Soundcore P40i Comfort Picture

Weight  

0.02 lbs
0.02 lbs

Clamping Force 
 

0 lbs
0 lbs

Show text

Controls 
 

7.7
7.6

Controls Picture  

Anker Soundcore Liberty 4 NC Truly Wireless Controls Picture
Anker Soundcore P40i Controls Picture

OS Compatibility 
 

Not OS specific
Not OS specific

Ease Of Use  

Good
Good

Feedback  

Good
Decent

Call/Music Control  

Yes
Yes

Volume Control  

Yes
Yes

Microphone Control  

No
No

Channel Mixing 
 

No
No

Noise Cancelling Control  

On/Off
Adjustable

Talk-Through 
 

On/Off
On/Off

Additional Controls  

Voice Assistant
No

Show text

Breathability 
 

Breathability After Picture  

Avg.Temp.Difference  

Portability 
 

9.4
9.5

Portability Picture  

Anker Soundcore Liberty 4 NC Truly Wireless Portability Picture
Anker Soundcore P40i Portability Picture

 

1.7" (4.2 cm)
1.4" (3.6 cm)

 

1.1" (2.9 cm)
1.3" (3.2 cm)

 

0.8" (2.1 cm)
0.6" (1.6 cm)

Volume  

1.56 in³ (25.58 cm³)
1.12 in³ (18.43 cm³)

Transmitter Required  

No
No

Show text

Case 
 

8.0
8.0

Case Picture  

Anker Soundcore Liberty 4 NC Truly Wireless Case Picture
Anker Soundcore P40i Case Picture

Type  

Hard case
Hard case

 

2.3" (5.7 cm)
2.1" (5.4 cm)

 

2.3" (5.7 cm)
2.3" (5.8 cm)

 

1.2" (3.0 cm)
1.2" (3.1 cm)

Volume  

5.95 in³ (97.47 cm³)
5.92 in³ (97.09 cm³)

Show text

Build Quality 
 

7.5
7.5

Build Quality Picture  

Anker Soundcore Liberty 4 NC Truly Wireless Build Quality Picture
Anker Soundcore P40i Build Quality Picture

Show text

Stability 
 

7.5
7.5

Stability Picture  

Anker Soundcore Liberty 4 NC Truly Wireless Stability Picture
Anker Soundcore P40i Stability Picture

Show text

Headshots 1  

Angled Picture  

Anker Soundcore Liberty 4 NC Truly Wireless Angled Picture
Anker Soundcore P40i Angled Picture

Side Picture  

Anker Soundcore Liberty 4 NC Truly Wireless Side Picture
Anker Soundcore P40i Side Picture

Headshots 2  

Front Picture  

Anker Soundcore Liberty 4 NC Truly Wireless Front Picture
Anker Soundcore P40i Front Picture

Rear Picture  

Anker Soundcore Liberty 4 NC Truly Wireless Rear Picture
Anker Soundcore P40i Rear Picture

Top  

Top Picture  

Anker Soundcore Liberty 4 NC Truly Wireless Top Picture
Anker Soundcore P40i Top Picture

In The Box  

In The Box Picture  

Anker Soundcore Liberty 4 NC Truly Wireless In The Box Picture
Anker Soundcore P40i In The Box Picture

Show text

Sound

Sound Profile 
 

Sound Profile  

See details on graph tool
See details on graph tool

Normalization Frequency 
 

1,000 Hz
1,000 Hz

Bass Amount 
 

6.7 dB
8.9 dB

Treble Amount 
 

-0.1 dB
4.7 dB

Show text

Frequency Response Consistency 
 

8.4
8.5

Consistency L  

See details on graph tool
See details on graph tool

Consistency R  

See details on graph tool
See details on graph tool

Avg. Std. Deviation 
 

0.31 dB
0.3 dB

Show text

Raw Frequency Response 
 

Raw FR L  

See details on graph tool
See details on graph tool

Raw FR R  

See details on graph tool
See details on graph tool

Bass Profile: Target Compliance 
 

6.8
5.7

Bass Profile: Target Compliance  

See details on graph tool
See details on graph tool

RMS Deviation From Target 
 

7.0 dB
10.1 dB

Low-Frequency Extension 
 

20 Hz
20 Hz

Low Bass 
 

7.98 dB
10.66 dB

Mid Bass 
 

7.75 dB
12.51 dB

High Bass 
 

3.69 dB
3.01 dB

Show text

Mid-Range Profile: Target Compliance 
 

9.5
7.6

Mid-Range Profile: Target Compliance  

See details on graph tool
See details on graph tool

RMS Deviation From Target 
 

0.76 dB
2.34 dB

Low Mid 
 

0.73 dB
-0.03 dB

Mid-Mid 
 

-0.66 dB
-0.59 dB

High Mid 
 

0.04 dB
3.72 dB

Show text

Treble Profile: Target Compliance 
 

8.5
4.9

Treble Profile: Target Compliance  

See details on graph tool
See details on graph tool

RMS Deviation From Target 
 

2.22 dB
5.17 dB

Low Treble 
 

-1.44 dB
3.46 dB

Mid Treble 
 

1.58 dB
6.4 dB

High Treble 
 

-3.94 dB
5.97 dB

Show text

Peaks/Dips 
 

7.4
7.9

Peaks/Dips Graph 
 

See details on graph tool
See details on graph tool

Peaks 
 

1.53 dB
1.15 dB

Dips 
 

1.91 dB
1.78 dB

Show text

Imaging 
 

8.6
8.8

Group Delay  

See details on graph tool
See details on graph tool

Phase Response Mismatch  

See details on graph tool
See details on graph tool

Weighted Group Delay 
 

0.48
0.38

Weighted Phase Mismatch 
 

3.25
1.9

Weighted Amplitude Mismatch 
 

0.45
0.6

Weighted Frequency Mismatch 
 

1.72
1.44

Show text

Passive Soundstage 
 

0.8
1.3

PRTF  

Anker Soundcore Liberty 4 NC Truly Wireless PRTF
Anker Soundcore P40i PRTF

PRTF Accuracy (Std. Dev.) 
 

N/A
N/A

PRTF Size (Avg.) 
 

N/A
N/A

PRTF Distance 
 

N/A
N/A

Openness 
 

1.0
1.9

Acoustic Space Excitation 
 

2.1
3.1

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Virtual Soundstage 
 

2.0
2.3

Virtual Soundstage  

Anker Soundcore Liberty 4 NC Truly Wireless Virtual Soundstage
Anker Soundcore P40i Virtual Soundstage

Head Modeling 
 

No
No

Speaker Modeling 
 

On/Off
No

Room Ambience 
 

No
Presets

Head Tracking 
 

No
No

Virtual Surround 
 

3D Surround Sound
3D Surround Sound

Show text

Weighted Harmonic Distortion 
 

8.6
8.7

Weighted Harmonic Distortion  

See details on graph tool
See details on graph tool

WHD @ 90 
 

0.142
0.118

WHD @ 100 
 

0.055
0.062

Show text

Test Settings 
 

Firmware 
 

4.69
01.61

Power 
 

On
On

Connection 
 

Bluetooth 5.3
Bluetooth

Codec 
 

SBC, 16-bit, 48kHz
SBC, 16-bit, 48kHz

Test Instrument  

TP-Link BE9300 BT 5.4
Audio Precision APx517B

EQ 
 

Soundcore Signature
Soundcore Signature

ANC 
 

Adaptive ANC
Max

Tip/Pad 
 

Silicone (small)
Silicone (small)

Microphone 
 

Integrated
Integrated

Show text

Isolation

Noise Isolation - Full Range 
 

8.0
8.1

Noise Isolation - Full Range Graph  

See details on graph tool
See details on graph tool

Noise Cancelling  

Yes
Yes

Overall Attenuation 
 

-20.94 dB
-21.12 dB

Bass 
 

-16.38 dB
-16.17 dB

Mid 
 

-23.13 dB
-22.00 dB

Treble 
 

-24.06 dB
-26.16 dB

Show text

Noise Isolation - Common Scenarios 
 

8.3
8.0

Noise Isolation - Common Scenarios Graph  

See details on graph tool
See details on graph tool

Airplane Noise Attenuation 
 

-19.31 dB
-18.77 dB

Airplane Noise Isolation Audio 
 

Office Noise Attenuation 
 

-19.15 dB
-18.41 dB

Office Noise Isolation Audio 
 

Street Noise Attenuation 
 

-20.72 dB
-20.51 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  

See details on graph tool
See details on graph tool

ANC Wind Noise 
 

Show text

Leakage 
 

8.2
7.3

Leakage  

See details on graph tool
See details on graph tool

Leakage Audio 
 

Overall Leakage @ 1ft 
 

32.58 dB
38.05 dB

Show text

Microphone

Microphone Style 
 

Integrated 
 

Yes
Yes

In-Line 
 

No
No

Boom 
 

No
No

Detachable Boom 
 

No
No

Mic  

Yes
Yes

Recording Quality 
 

5.6
4.5

Microphone Frequency Response  

See details on graph tool
See details on graph tool

Recorded Speech 
 

LFE 
 

108.34 Hz
375.09 Hz

FR Std. Dev. 
 

4 dB
7.92 dB

HFE 
 

3,466.89 Hz
7,136.96 Hz

Weighted THD 
 

581.09
911.588

Gain 
 

25.32 dB
15.49 dB

Show text

Noise Handling 
 

6.9
7.0

SpNR  

See details on graph tool
See details on graph tool

SpNR 
 

10.55 dB
32.26 dB

Noise Gate 
 

Always On
Always On

Speech + Pink Noise Handling 
 

7.5
7.0

Speech + Pink Noise Audio Sample  

Speech + Subway Noise Handling 
 

6.0
7.0

Speech + Subway Noise Audio Sample  

Show text

Active Features

Battery 
 

7.8
8.0

Battery Type 
 

Rechargable
Rechargable

Continuous Battery Life 
 

9 hrs
9.3 hrs

Additional Charges 
 

4.0
4.0

Total Battery Life 
 

45 hrs
46.7 hrs

Charge Time 
 

1.3 hrs
0.75 hrs

Power-Saving Feature 
 

Auto-Off Timer and Standby Mode
Auto-Off Timer

Audio While Charging 
 

Yes
Yes

Passive Playback 
 

No
No

Charging Port  

USB-C
USB-C

Show text

App Support 
 

9.0
8.0

App Picture  

Anker Soundcore Liberty 4 NC Truly Wireless App Picture
Anker Soundcore P40i App Picture

App Name  

Anker Soundcore
Anker Soundcore

iOS  

Yes
Yes

Android  

Yes
Yes

macOS  

No
No

Windows  

No
No

Equalizer 
 

Graphic + Presets
Graphic + Presets

ANC Control 
 

Adjustable
Adjustable

Mic Control  

No
No

Room Effects 
 

No
Yes

Playback Control 
 

No
No

Button Mapping  

Yes
Yes

Surround Support 
 

Yes
Yes

Show text

Connectivity

Wired Connection 
 

0.0
0.0

Cable Picture  

Anker Soundcore Liberty 4 NC Truly Wireless Cable Picture
Anker Soundcore P40i Cable Picture

Analog Audio 
 

No
No

USB Audio 
 

No
No

Detachable 
 

No
No

Length 
 

N/A
N/A

Connector 
 

No Wired Option
No Wired Option

Latency - Analog 
 

N/A
N/A

Latency - USB 
 

N/A
N/A

Recorded Latency 
 

N/A
N/A

Recorded Latency Connection  

No Wired Audio
No Wired Audio

Show text

Bluetooth Connection 
 

7.8
8.8

Bluetooth Version 
 

5.3
5.3

Multi-Device Pairing 
 

2 Devices
2 Devices

Quick Pair (Android) 
 

Yes
Yes

Quick Pair (iOS) 
 

No
No

Line Of Sight Range 
 

276.57 ft (84.30 m)
334.65 ft (102.00 m)

Latency - SBC 
 

348 ms
133 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 
 

257 ms
N/A

Recorded Latency 
 

Recorded Latency Codec  

LDAC
SBC

AAC Support 
 

Yes
Yes

Show text

Wireless Connection (Dongle) 
 

0.0
0.0

Line Of Sight Range 
 

N/A
N/A

Latency - Dongle 
 

N/A
N/A

Recorded Latency 
 

N/A
N/A

PC Compatibility 
 

Analog 
 

No
No

Wired USB 
 

No
No

Non-BT Wireless 
 

No
No

Show text

PlayStation Compatibility 
 

PS4 Analog 
 

No
No

PS4 Wired USB 
 

No
No

PS4 Non-BT Wireless 
 

No
No

PS5 Analog 
 

No
No

PS5 Wired USB 
 

No
No

PS5 Non-BT Wireless 
 

No
No

Xbox Compatibility 
 

Xbox One Analog 
 

No
No

Xbox One Wired USB 
 

No
No

Xbox One Non-BT Wireless 
 

No
No

Xbox Series X|S Analog 
 

No
No

Xbox Series X|S Wired USB 
 

No
No

Xbox Series X|S Non-BT Wireless 
 

No
No

Base/Dock 
 

2.2
2.2

Type 
 

Charging Case
Charging Case

USB Input 
 

No
No

Line In 
 

No
No

Line Out 
 

No
No

Optical Input 
 

No
No

RCA Input 
 

No
No

Dock Charging 
 

Yes
Yes

Power Supply 
 

USB-C
USB-C

Show text

Anker Soundcore Liberty 4 NC Truly Wireless

Anker Soundcore P40i

Comments

  1. Comparison

Anker Soundcore Liberty 4 NC Truly Wireless vs Anker Soundcore P40i: Main Discussion

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