Sony WH-CH520
Up to 50-hour battery life and a 3-minute quick charge yielding 1.5 hours of playback pair with DSEE audio restoration to elevate compressed tracks. Multipoint Bluetooth 5.2, customizable EQ via the companion app, and a lightweight build with soft earpads and silent joints provide day-long comfort and seamless switching between devices. These are best for budget-conscious listeners who prioritize marathon battery life and casual all-day wear for music and calls, not fitness use.
About This Earbuds
Up to 50-hour battery life and a 3-minute quick charge yielding 1.5 hours of playback pair with DSEE audio restoration to elevate compressed tracks. Multipoint Bluetooth 5.2, customizable EQ via the companion app, and a lightweight build with soft earpads and silent joints provide day-long comfort and seamless switching between devices. These are best for budget-conscious listeners who prioritize marathon battery life and casual all-day wear for music and calls, not fitness use.
- Wireless
- Bluetooth version 5.2
- Battery life hours 50
- Multipoint
Overview
Performance
Pros & Cons
Pros
- Strong battery (98th percentile) 98th
- Strong social proof (94th percentile) 94th
- Strong connectivity (88th percentile) 88th
Cons
- Below average sound (28th percentile) 28th
- Below average comfort (28th percentile) 28th
- Below average anc (29th percentile) 29th
- Below average build (33th percentile) 33th
Specifications
Full Specifications
Design
| Wearing Style | headband |
Noise Control
| ANC | No |
Connectivity
| Wireless | Yes |
| Bluetooth | 5.2 |
| Multipoint | Yes |
Earbud Battery
| Battery Life | 50 |
| Charge Time | 3 |
| Fast Charging | 5 minutes charging provides up to 4 hours of playback. |
| Charging | USB-C |
Case Battery
| Case Charging | USB-C |
Microphone
| Microphone | Yes |
Features
| Voice Assistant | Siri, Google Assistant |
| App | Sony | Headphones Connect App |
| Bone Conduction | No |
Value & Pricing
vs Competition
| Spec | Sony WH-CH520 | Technics EAH-AZ100 EAH-AZ100 | Bose QuietComfort Ultra 2nd Gen | Sennheiser MOMENTUM True Wireless 4 | EarFun Air Pro Air Pro 4+ | Soundcore Soundcore P31i |
|---|---|---|---|---|---|---|
| Form Factor | - | in-ear | in-ear | in-ear | in-ear | in-ear |
| Driver Type | - | Dynamic | Dynamic | dynamic | hybrid | Dynamic Driver |
| Wireless | true | true | true | true | true | true |
| Active Noise Cancellation | false | true | true | true | true | true |
| Bluetooth Version | 5.2 | 5.3 | 5.3 | 5.4 | 6.0 | 6.1 |
| Battery Life Hours | 50 | 8 | 6 | 7.5 | 12 | 10 |
| Case Battery Hours | - | 28 | 18 | 30 | 54 | 50 |
| Water Resistance | - | IPX4 | IPX4 | IP54 | IP55 | IP55 |
| Multipoint | true | true | true | false | true | - |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|
| Sony WH-CH520 | 29.4 | 36.2 | 33.4 | 27.9 | 98.2 | 28.3 | 87.7 | 94.4 |
| Technics EAH-AZ100 EAH-AZ100 Compare | 96.6 | 96.9 | 79 | 99.1 | 79.1 | 93.4 | 99.8 | 89.3 |
| Bose QuietComfort Ultra 2nd Gen Compare | 96.6 | 80.5 | 79 | 96.4 | 47 | 93.4 | 97.8 | 94.4 |
| Sennheiser MOMENTUM True Wireless 4 Compare | 96.6 | 99.7 | 33.4 | 98.7 | 80.2 | 93.4 | 81.6 | 89.3 |
| EarFun Air Pro Air Pro 4+ Compare | 96.6 | 96.9 | 91.4 | 99.8 | 96 | 70.9 | 99.3 | 80.1 |
| Soundcore Soundcore P31i Compare | 88.5 | 96.9 | 91.4 | 96.8 | 94 | 70.9 | 84.8 | 89.3 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
