Soundcore AeroFit A3874
The open-ear design with 4-level adjustable ear hooks and 20mm racetrack drivers delivers situational awareness and up to 7.5dB of bass enhancement without canal pressure. A 42-hour total battery life with Qi charging, LDAC Hi-Res audio, and real-time translation across 100 languages add versatility beyond typical sport earbuds. This is best for runners and cyclists who need all-day comfort and environmental awareness during workouts and commutes.
form factor open-ear
driver type racetrack
bluetooth version 5.4
battery life hours 42
water resistance IP55
50 Overall Score
Price €0
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Snapshot
The proof
Performance
Specifications
Full Specifications
Design
| Form Factor | open-ear |
| Wearing Style | true wireless |
| Weight | 0.1 kg / 0.2 lbs |
Audio
| Driver Type | racetrack |
| Driver Size | 20 |
| Hi-Res Audio | Yes |
| Codecs | LDAC |
Noise Control
| ANC | No |
| Transparency | No |
Connectivity
| Bluetooth | 5.4 |
Earbud Battery
| Battery Life | 42 |
Case Battery
| Wireless Charging | Yes |
Microphone
| Microphone | Yes |
| Mic Count | 4 |
| NC Mic | Yes |
Features
| Voice Assistant | Assistente de voz incorporado |
| App | soundcore |
| Bone Conduction | No |
| Water Resistance | IP55 |
vs Competition
| Spec | Soundcore AeroFit A3874 | Technics EAH-AZ100 EAH-AZ100-K | Samsung Galaxy Buds3 Pro | Sony WF-1000XM6 | Bose QuietComfort Ultra 896637-0010 | Apple AirPods Pro 3 |
|---|---|---|---|---|---|---|
| Form Factor | open-ear | in-ear | in-ear | in-ear | in-ear | in-ear |
| Driver Type | racetrack | dynamic | dynamic | dynamic | dynamic | dynamic |
| Wireless | - | true | true | true | true | true |
| Active Noise Cancellation | false | true | true | true | true | true |
| Bluetooth Version | 5.4 | 5.3 | 5.4 | 5.3 | 5.3 | 5.3 |
| Battery Life Hours | 42 | 8 | 6 | 8 | 6 | 8 |
| Case Battery Hours | - | 28 | 26 | 24 | 18 | 24 |
| Water Resistance | IP55 | IPX4 | IP57 | IPX4 | IPX4 | IP57 |
| Multipoint | - | true | true | true | true | true |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|
| Soundcore AeroFit A3874 | 32 | 92.1 | 92 | 94.3 | 93.5 | 73.3 | 48.3 | 10 |
| Technics EAH-AZ100 EAH-AZ100-K Compare | 97.5 | 97.5 | 81.4 | 99.1 | 82.9 | 73.3 | 99.2 | 80.7 |
| Samsung Galaxy Buds3 Pro Compare | 97.5 | 97.5 | 98.9 | 93.6 | 77.8 | 94.6 | 99.6 | 89.8 |
| Sony WF-1000XM6 Compare | 97.5 | 99.8 | 81.4 | 89.2 | 80 | 73.3 | 99.2 | 80.7 |
| Bose QuietComfort Ultra 896637-0010 Compare | 97.5 | 92.1 | 81.4 | 97 | 49.4 | 94.6 | 98.1 | 89.8 |
| Apple AirPods Pro 3 Compare | 97.5 | 84.3 | 98.9 | 91.5 | 80 | 94.6 | 99.6 | 99.4 |
