S42
A 60-hour total battery life with a dual LED display case and IPX7 waterproofing makes this a practical choice for all-day, all-weather use. The 13mm dynamic drivers and ENC noise-canceling microphones, which claim to reduce ambient noise by 90%, provide clear calls and deep bass at a budget-friendly price point. This is best for casual listeners and commuters who prioritize extreme battery endurance and durability over premium sound fidelity.
form factor in-ear
driver type dynamic
Wireless Yes
bluetooth version 5.3
battery life hours 6
case battery hours 60
water resistance IPX7
45 Overall Score
Price £0
Snapshot
Pros & Cons
Pros
- Strong battery (89th percentile) 89th
- Strong user sentiment (80th percentile) 80th
- Strong mic (70th percentile) 70th
- Strong connectivity (68th percentile) 68th
Cons
- Below average comfort (28th percentile)
- Below average anc (32nd percentile)
- Below average build (35th percentile)
What owners think
How owner sentiment changed over time
ExclusiveBased on when customers actually wrote their reviews - so you can see whether early praise held up.
Owner sentiment has improved over time
85/100Our AI sentiment read
Based on 8 dated customer reviews, grouped by calendar quarter. Period analysis is in English.
The proof
Performance
Specifications
Full Specifications
Design
| Form Factor | in-ear |
| Ear Tips | S, M, L |
Audio
| Driver Type | dynamic |
| Driver Size | 13 |
Connectivity
| Wireless | Yes |
| Bluetooth | 5.3 |
Earbud Battery
| Battery Life | 6 |
| Charging | USB-C |
Case Battery
| Case Battery | 60 |
| Case Charging | USB-C |
Microphone
| Microphone | Yes |
| NC Mic | Yes |
Features
| Touch Controls | Yes |
| Water Resistance | IPX7 |
vs Competition
| Spec | S42 | Technics EAH-AZ100 EAH-AZ100-K | Bose QuietComfort Ultra 896637-0010 | Sony WF-1000XM6 | Google Pixel Buds Pro | EarFun Air Pro 4+ |
|---|---|---|---|---|---|---|
| Form Factor | in-ear | in-ear | in-ear | in-ear | in-ear | in-ear |
| Driver Type | dynamic | dynamic | dynamic | dynamic | dynamic | hybrid |
| Wireless | true | true | true | true | true | true |
| Active Noise Cancellation | - | true | true | true | true | true |
| Bluetooth Version | 5.3 | 5.3 | 5.3 | 5.3 | 5.0 | 6.0 |
| Battery Life Hours | 6 | 8 | 6 | 8 | 11 | 12 |
| Case Battery Hours | 60 | 28 | 18 | 24 | 31 | 54 |
| Water Resistance | IPX7 | IPX4 | IPX4 | IPX4 | IPX4 | IP55 |
| Multipoint | - | true | true | true | true | true |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| S42 | 31.6 | 69.7 | 34.6 | 59.4 | 88.5 | 28.2 | 79.9 | 68.2 | 59.2 |
| Technics EAH-AZ100 EAH-AZ100-K Compare | 97.3 | 97.2 | 80.7 | 99 | 81.6 | 71.6 | 92.1 | 99.1 | 80.3 |
| Bose QuietComfort Ultra 896637-0010 Compare | 97.3 | 91.2 | 80.7 | 96.7 | 47.1 | 94.2 | 92.1 | 97.9 | 89.6 |
| Sony WF-1000XM6 Compare | 97.3 | 99.8 | 80.7 | 88.6 | 78.4 | 71.6 | 49.9 | 97.9 | 80.3 |
| Google Pixel Buds Pro Compare | 97.3 | 82.6 | 80.7 | 93.3 | 84.7 | 71.6 | 97.1 | 95.3 | 89.6 |
| EarFun Air Pro 4+ Compare | 97.3 | 97.2 | 91.8 | 99.7 | 96.1 | 71.6 | 97.1 | 99.3 | 89.6 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
