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Anker Soundcore Liberty 5 ProFrequency Response(measured on a B&K 5128)
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Measured frequency response (dB relative) against the SoundGuys Headphone Preference Curve. When the measurement goes above the dashed line, that frequency is louder than our preference curve, and when it goes below: it's quieter. Use the curve for comparison purposes only, as your taste may vary.
Anker Soundcore Liberty 5 Pro: frequency response, as measured in the SoundGuys lab. Frequency in hertz.
Frequency (Hz)
Response (dB)
20
6.9
25
7.1
32
7.9
40
9.3
50
11.1
63
10.5
80
8.1
100
5.6
125
2.8
160
0.7
200
-1.0
250
-0.6
315
-1.6
400
-2.5
500
-3.6
630
-2.4
800
-1.5
1000
-1.8
1250
-0.4
1600
2.1
2000
3.6
2500
5.4
3150
8.4
4000
7.1
5000
4.6
6300
6.3
8000
5.4
10000
-0.9
12500
-0.1
16000
-10.4
20000
-16.7
Anker Soundcore Liberty 5 ProAttenuation(measured on a B&K 5128)
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Solid lines: passive isolation (dB) with ANC off — how much ambient noise the fit blocks on its own. Dashed lines: total attenuation (dB) with ANC on — passive isolation plus active noise cancelling. Higher on the chart means more attenuation.
Anker Soundcore Liberty 5 Pro: passive isolation, as measured in the SoundGuys lab. Frequency in hertz.
Frequency (Hz)
Attenuation (dB)
21
4.1
26
2.0
33
0.8
41
0.8
52
1.2
65
2.0
82
1.6
103
1.6
130
0.8
163
2.3
205
3.2
259
3.7
325
4.7
410
8.6
516
7.6
613
6.7
772
11.6
972
12.5
1220
15.3
1540
17.0
1940
20.4
2440
25.4
3070
31.9
3870
36.9
4870
34.8
6130
29.3
7720
25.0
9720
39.4
12200
24.5
15400
39.1
19400
34.5
Anker Soundcore Liberty 5 Pro: noise cancelling, as measured in the SoundGuys lab. Frequency in hertz.
Virtual mean opinion scores (MOS) on a 1–5 scale, modeled from the measured response by HEAD acoustics’ MDAQS (Multi-Dimensional Audio Quality Score) model. Higher is better across timbre, distortion, and immersiveness — add other models to see where this one lands.
SoundGuys review
SOUNDGUYS rating
8.1/ 10
Recommended
Reviewed byAdam BirneyManaging EditorReviewed May 2026
Noise cancelling8.4
Isolation6.4
Comfort & fit8.0
Connectivity8.0
Design7.0
Portability9.0
The verdict
The Soundcore Liberty 5 Pro make a strong case for the best wireless earbuds under $200. They have good ANC, sound most people will like, and a feature-packed app with live language translation.
✓Liked: Price, ANC, Features, Comfortable
✕Could be better: Bass-heavy default tuning, ANC effects sound
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