KZ AST
form factor in-ear
driver type balanced armature
active noise cancellation true
32 Overall Score
Price ¥31,719
About This Earbuds
KZ AST — form factor in-ear, driver type balanced armature, active noise cancellation.
- Form factor in-ear
- Driver type balanced armature
- Active noise cancellation
Overview
Performance
Pros & Cons
Pros
- Strong comfort (93th percentile) 93th
- Strong anc (71th percentile) 71th
Cons
- Below average connectivity (9th percentile) 9th
- Below average mic (9th percentile) 9th
- Below average social proof (29th percentile) 29th
- Below average build (33th percentile) 33th
Specifications
Full Specifications
Design
| Form Factor | in-ear |
| Wearing Style | ear-hook |
| Weight | 0.0 kg / 0.1 lbs |
Audio
| Driver Type | balanced armature |
| Freq Min | 10 |
| Freq Max | 40000 |
| Impedance | 26 |
| Codecs | KZ AST in-Ear Monitor, 12 BA Driver HiFi Earphones, Bass Noise Cancelling Headphones with Detachable 2pin Cable for Audio Engineers Musicians Audiophile |
Noise Control
| ANC | Yes |
Value & Pricing
May 29, 2026 ¥31,719
vs Competition
| Spec | KZ AST | Sony LinkBuds Fit WFLS910N/B | Bose QuietComfort Ultra 2nd Gen | EarFun Air Pro Air Pro 4+ | JBL Live Buds Live Buds 3 | SoundPEATS H3 H3 |
|---|---|---|---|---|---|---|
| Form Factor | in-ear | in-ear | in-ear | in-ear | in-ear | in-ear |
| Driver Type | balanced armature | dynamic | Dynamic | hybrid | dynamic | hybrid |
| Wireless | - | true | true | true | true | true |
| Active Noise Cancellation | true | true | true | true | true | true |
| Bluetooth Version | - | 5.3 | 5.3 | 6.0 | 5.3 | 5.4 |
| Battery Life Hours | - | 5.5 | 6 | 12 | 10 | 7 |
| Case Battery Hours | - | 21 | 18 | 54 | 30 | 37 |
| Water Resistance | - | IPX4 | IPX4 | IP55 | IP55 | IPX5 |
| Multipoint | - | true | true | true | true | true |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|
| KZ AST | 70.5 | 9.2 | 33.4 | 60.1 | 47.1 | 93.3 | 8.8 | 28.6 |
| Sony LinkBuds Fit WFLS910N/B Compare | 96.7 | 65.5 | 78.7 | 97.8 | 66.2 | 93.3 | 97.2 | 68.8 |
| Bose QuietComfort Ultra 2nd Gen Compare | 96.7 | 80.1 | 78.7 | 96.2 | 47.1 | 93.3 | 97.8 | 94.2 |
| EarFun Air Pro Air Pro 4+ Compare | 96.7 | 96.8 | 91.1 | 99.8 | 95.9 | 70.6 | 99.3 | 79.8 |
| JBL Live Buds Live Buds 3 Compare | 96.7 | 96.8 | 91.1 | 85.3 | 83.6 | 93.3 | 99.6 | 89 |
| SoundPEATS H3 H3 Compare | 96.7 | 96.8 | 91.1 | 99.9 | 80.6 | 70.6 | 89.9 | 89 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
