Panasonic Technics EAH-AZ40W
A 6mm MEMS driver and proprietary acoustic chamber deliver detailed audio with resonant bass, while the six-mic array with JustMyVoice technology ensures clear call quality by isolating speech from wind noise. The compact, IPX4-rated design provides a secure fit with four earpiece sizes and a natural-sounding transparency mode for environmental awareness. These earbuds are best for call-heavy users and commuters who prioritize voice clarity and all-day comfort over critical music listening.
form factor true-wireless
driver type MEMS
Wireless Yes
bluetooth version 5.2
battery life hours 7.5
case battery hours 25
water resistance IPX4
multipoint Yes
47 Overall Score
Price £0
No listings available
Snapshot
Pros & Cons
Pros
- Strong mic (98th percentile) 98th
- Strong connectivity (93rd percentile) 93rd
- Strong build (81st percentile) 81st
- Strong battery (78th percentile) 78th
Cons
- Below average social proof (10th percentile)
- Below average comfort (30th percentile)
The proof
Performance
Specifications
Full Specifications
Design
| Form Factor | true-wireless |
| Wearing Style | true wireless |
| Ear Tips | XS, S, M, L |
Audio
| Driver Type | MEMS |
| Driver Size | 6.35 |
| Codecs | SBC, AAC |
Noise Control
| Transparency | Yes |
Connectivity
| Wireless | Yes |
| Bluetooth | 5.2 |
| Profiles | A2DP, AVRCP, HSP, HFP |
| Multipoint | Yes |
Earbud Battery
| Battery Life | 7.5 |
| Charge Time | 2 |
| Fast Charging | 15 minutes for 90 minutes playback |
| Charging | USB-C |
Case Battery
| Case Battery | 25 |
| Case Charging | USB-C |
Microphone
| Microphone | Yes |
| Mic Count | 6 |
| NC Mic | Yes |
Features
| Voice Assistant | Amazon Alexa, Siri |
| Touch Controls | Yes |
| App | Technics Audio Connect |
| Water Resistance | IPX4 |
vs Competition
| Spec | Panasonic Technics EAH-AZ40W | Technics EAH-AZ100 EAH-AZ100-K | Sony WF-1000XM6 | Samsung Galaxy Buds3 Pro | Bose QuietComfort Ultra 896637-0010 | Apple AirPods Pro 3 |
|---|---|---|---|---|---|---|
| Form Factor | true-wireless | in-ear | in-ear | in-ear | in-ear | in-ear |
| Driver Type | MEMS | dynamic | dynamic | dynamic | dynamic | dynamic |
| Wireless | true | true | true | true | true | true |
| Active Noise Cancellation | - | true | true | true | true | true |
| Bluetooth Version | 5.2 | 5.3 | 5.3 | 5.4 | 5.3 | 5.3 |
| Battery Life Hours | 7.5 | 8 | 8 | 6 | 6 | 8 |
| Case Battery Hours | 25 | 28 | 24 | 26 | 18 | 24 |
| Water Resistance | IPX4 | IPX4 | IPX4 | IP57 | IPX4 | IP57 |
| Multipoint | true | true | true | true | true | true |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|
| Panasonic Technics EAH-AZ40W | 66.1 | 97.5 | 81.4 | 72.1 | 77.8 | 29.8 | 93.1 | 9.9 |
| Technics EAH-AZ100 EAH-AZ100-K Compare | 97.4 | 97.5 | 81.4 | 99.1 | 82 | 73.8 | 99.2 | 81.4 |
| Sony WF-1000XM6 Compare | 97.4 | 99.8 | 81.4 | 89.2 | 79.2 | 73.8 | 99.2 | 81.4 |
| Samsung Galaxy Buds3 Pro Compare | 97.4 | 97.5 | 98.9 | 93.5 | 76.9 | 94.7 | 99.7 | 90.3 |
| Bose QuietComfort Ultra 896637-0010 Compare | 97.4 | 91.9 | 81.4 | 97 | 48.8 | 94.7 | 98.1 | 90.3 |
| Apple AirPods Pro 3 Compare | 97.4 | 83.9 | 98.9 | 91.5 | 79.2 | 94.7 | 99.7 | 99.4 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
