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1 / 11Soundcore
Soundcore Sleep A30
noise cancelling
7.7/ 10
ANCNoise cancellingNoise cancelling — measured in the SoundGuys lab.
Key specs
Form Factor
Most commonLow-profile earbuds67%Headband33%
Low-profile earbuds is the most common — on 67% of the 3 sleep headphones we've cataloged (of 3).
Battery Life Wireless
8 hAbove average8 h
5 h8 h
above average for sleep headphones — based on 3 of 3 we've cataloged.
Sleep Timer
YesMost commonTrue67%False33%
True is the most common — on 67% of the 3 sleep headphones we've cataloged (of 3).
Bluetooth Version
5.4Most common5.4100%
5.4 is the most common — on 100% of the 3 sleep headphones we've cataloged (of 3).
Design
- Form Factor
- Low-profile earbuds
- Is Washable
- Yes
- Color Options
- Light green, white
- Weight
- 104 g
Battery
- Battery Life Wireless
- 8 h
- Charging Method
- USB-C
- Full Charge Minutes
- 30 min
Features
- Sleep Timer
- Yes
- Companion App
- IOS + Android
- Built In Sounds
- Yes
Connectivity
- Bluetooth Version
- 5.4
- Bluetooth Codec
- SBC, AAC
- Connection Type
- Bluetooth
Build
- Material Chassis Primary
- Silicone, memory foam
Identity
- Model Number
- D1301
Microphone
- Microphone
- Yes
Release
- Date
- 2025-06-27
- Msrp Usd
- 229 USD
- Year
- 2025
Sound
- Driver Size
- 4.6 mm
- Frequency Response
- 20-20000 Hz
- Frequency Response High Hz
- 20000 Hz
- Frequency Response Low Hz
- 20 Hz
SoundGuys review
Read the full review ›Noise cancelling7.7
Isolation6.5
Comfort & fit9.0
Design7.0
Portability8.0
Features8.5
The verdict
The Sleep A30's ANC improves upon the A20's biggest weakness, making these notably better at blocking low-frequency sleep disruptions. However, at $229 retail, the price is a bit too steep.
✓What we like
✓ANC
✓Sleep features
✓Comfort
✕What could be better
✕Battery life
✕Unresponsive touch controls
Lab data
How we test ›Objective measurements from the SoundGuys test lab — overlay other models to see how this one compares.
Compare with
0 of 4 overlay slots used
Soundcore Sleep A30SoundGuys Headphone Preference Curve
Measured frequency response (dB) against the SoundGuys house target — the dashed curve. The closer the measured line tracks the target, the more neutral the tuning; peaks ride above the target, dips fall below it.
Frequency response — measurement data
| Frequency (Hz) | Response (dB) |
|---|---|
| 20 | 8.2 |
| 25 | 8.3 |
| 32 | 9.1 |
| 40 | 10.5 |
| 50 | 11.8 |
| 63 | 12.1 |
| 80 | 11.2 |
| 100 | 9.6 |
| 125 | 7.5 |
| 160 | 4.8 |
| 200 | 2.7 |
| 250 | 0.6 |
| 315 | -2.5 |
| 400 | -6.6 |
| 500 | -4.6 |
| 630 | -2.5 |
| 800 | -1.4 |
| 1000 | 0.0 |
| 1250 | 1.8 |
| 1600 | 3.7 |
| 2000 | 6.3 |
| 2500 | 9.4 |
| 3150 | 11.3 |
| 4000 | 10.8 |
| 5000 | 10.0 |
| 6300 | 12.6 |
| 8000 | 8.9 |
| 10000 | 12.5 |
| 12500 | 7.3 |
| 16000 | -7.1 |
| 20000 | -28.4 |
Soundcore Sleep A30
Passive isolation (dB) with ANC off — how much ambient noise the fit blocks on its own. Higher on the chart means more attenuation.
Passive isolation — measurement data
| Frequency (Hz) | Attenuation (dB) |
|---|---|
| 21 | 8.0 |
| 26 | 1.9 |
| 33 | 7.2 |
| 41 | 7.2 |
| 52 | 8.1 |
| 65 | 8.3 |
| 82 | 7.3 |
| 103 | 6.1 |
| 130 | 6.2 |
| 163 | 4.3 |
| 205 | 11.3 |
| 259 | 9.7 |
| 325 | 7.6 |
| 410 | 16.6 |
| 516 | 12.5 |
| 613 | 8.9 |
| 772 | 21.4 |
| 972 | 13.2 |
| 1220 | 17.1 |
| 1540 | 20.4 |
| 1940 | 21.1 |
| 2440 | 26.7 |
| 3070 | 28.6 |
| 3870 | 23.5 |
| 4870 | 18.1 |
| 6130 | 15.3 |
| 7720 | 25.3 |
| 9720 | 24.8 |
| 12200 | 18.7 |
| 15400 | 32.8 |
| 19400 | 44.6 |
Soundcore Sleep A30
Total attenuation (dB) with ANC on — passive isolation plus active noise cancelling. Higher on the chart means more attenuation.
Noise cancelling — measurement data
| Frequency (Hz) | Total attenuation (dB) |
|---|---|
| 21 | 11.6 |
| 26 | 14.3 |
| 33 | 15.1 |
| 41 | 17.5 |
| 52 | 20.9 |
| 65 | 26.2 |
| 82 | 38.3 |
| 103 | 24.6 |
| 130 | 23.5 |
| 163 | 16.5 |
| 205 | 21.4 |
| 259 | 17.9 |
| 325 | 11.1 |
| 410 | 22.0 |
| 516 | 18.4 |
| 613 | 12.9 |
| 772 | 14.6 |
| 972 | 16.6 |
| 1220 | 23.2 |
| 1540 | 25.0 |
| 1940 | 25.5 |
| 2440 | 30.9 |
| 3070 | 28.5 |
| 3870 | 26.3 |
| 4870 | 19.0 |
| 6130 | 16.0 |
| 7720 | 25.0 |
| 9720 | 25.3 |
| 12200 | 20.1 |
| 15400 | 32.7 |
| 19400 | 36.9 |
Video reviews and comparisons for this product.
Features & Opinions
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Tom TriggsContributor
Adam BirneyManaging EditorI've reviewed headphones for over a decade: Here are 5 things I wish they did differentlyHeadphone companies: help me help youChristian ThomasEditor-at-large5 ways headphones are going to change in 2027Here's where things are headed.Christian ThomasEditor-at-largeWired vs wireless headphones: Which should you buy?Wired headphones do not automatically sound better.Tom TriggsContributorMore Sleep Headphones
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