

Sennheiser MOMENTUM True Wireless 4
1 of 2 would buy again
2 owners
The battery beat their expectations
Comfort beat their expectations
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1 / 11At 8.3, its noise cancelling beats 77% of wireless earbuds we've measured.
Measured on 91 of the 252 we've cataloged.
MDAQS Overall — measured in the SoundGuys lab.
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above average for wireless earbuds — based on 236 of 252 we've cataloged.
above average for wireless earbuds — based on 235 of 252 we've cataloged.
IP55 appears on 17% of the 232 wireless earbuds we've cataloged (of 252).
Active is the most common — on 61% of the 172 wireless earbuds we've cataloged (of 252).
Objective measurements from the SoundGuys test lab — overlay other models to see how this one compares.
Anker Soundcore Liberty 5 Pro Max Frequency 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.
| Frequency (Hz) | Response (dB) |
|---|---|
| 20 | 4.5 |
| 25 | 5.1 |
| 32 | 6.5 |
| 40 | 8.8 |
| 50 | 11.6 |
| 63 | 12.2 |
| 80 | 10.7 |
| 100 | 8.5 |
| 125 | 5.4 |
| 160 | 3.2 |
| 200 | 1.6 |
| 250 | 0.2 |
| 315 | -2.3 |
| 400 | -4.2 |
| 500 | -6.3 |
| 630 | -5.0 |
| 800 | -3.6 |
| 1000 | -2.7 |
| 1250 | -0.5 |
| 1600 | 2.1 |
| 2000 | 3.5 |
| 2500 | 5.3 |
| 3150 | 8.8 |
| 4000 | 7.7 |
| 5000 | 4.7 |
| 6300 | 5.8 |
| 8000 | 3.0 |
| 10000 | -4.6 |
| 12500 | -3.1 |
| 16000 | -14.3 |
| 20000 | -22.6 |
Anker Soundcore Liberty 5 Pro Max Attenuation (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.
| Frequency (Hz) | Attenuation (dB) |
|---|---|
| 21 | 3.9 |
| 26 | 1.2 |
| 33 | 0.6 |
| 41 | 0.8 |
| 52 | 1.0 |
| 65 | 2.4 |
| 82 | 1.5 |
| 103 | 1.6 |
| 130 | 0.7 |
| 163 | 2.4 |
| 205 | 3.1 |
| 259 | 4.0 |
| 325 | 4.4 |
| 410 | 7.9 |
| 516 | 7.3 |
| 613 | 6.7 |
| 772 | 10.8 |
| 972 | 12.6 |
| 1220 | 14.9 |
| 1540 | 16.7 |
| 1940 | 19.9 |
| 2440 | 25.0 |
| 3070 | 30.9 |
| 3870 | 34.8 |
| 4870 | 37.9 |
| 6130 | 28.6 |
| 7720 | 35.8 |
| 9720 | 38.7 |
| 12200 | 23.9 |
| 15400 | 35.0 |
| 19400 | 28.3 |
| Frequency (Hz) | Total attenuation (dB) |
|---|---|
| 21 | 10.8 |
| 26 | 9.3 |
| 33 | 5.8 |
| 41 | 7.1 |
| 52 | 12.7 |
| 65 | 19.7 |
| 82 | 25.4 |
| 103 | 29.7 |
| 130 | 26.7 |
| 163 | 30.3 |
| 205 | 31.0 |
| 259 | 28.6 |
| 325 | 27.0 |
| 410 | 28.8 |
| 516 | 26.3 |
| 613 | 19.5 |
| 772 | 22.2 |
| 972 | 25.7 |
| 1220 | 24.9 |
| 1540 | 24.1 |
| 1940 | 27.2 |
| 2440 | 36.0 |
| 3070 | 36.8 |
| 3870 | 41.1 |
| 4870 | 34.0 |
| 6130 | 27.3 |
| 7720 | 25.6 |
| 9720 | 35.3 |
| 12200 | 24.6 |
| 15400 | 33.6 |
| 19400 | 26.5 |
Anker Soundcore Liberty 5 Pro Max MDAQS
Multi-Dimensional Audio Quality Scores, Scale 1 - 5
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.
The verdict
The Soundcore Liberty 5 Pro Max builds on everything that makes the Liberty 5 Pro great, adding a larger touchscreen case and AI note-taking for those who want more from their earbuds.
✓Liked: AI note-taking, Large touchscreen case, ANC, Comfort
✕Could be better: Bass-heavy default tuning, ANC effects sound, A bit pricey
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1 of 2 would buy again
2 owners
The battery beat their expectations
Comfort beat their expectations


1 of 1 would buy again
1 owner
Expected more from comfort

2 of 2 would buy again
2 owners · owners report ~10 h per charge vs 8.73 h claimed
Comfort beat their expectations
The battery beat their expectations


0 of 1 would buy again
1 owner
Comfort beat their expectations


0 of 1 would buy again
1 owner
Expected more from the noise cancelling


2 of 2 would buy again
2 owners
The battery beat their expectations
The battery beat their expectations

1 of 1 would buy again
1 owner · owners report ~7 h per charge vs 10 h claimed
Comfort beat their expectations
