Sennheiser CX CX 400-II
form factor in-ear
driver type dynamic
27 Overall Score
Price CA$66
Snapshot
Pros & Cons
Pros
- Strong comfort (71th percentile) 71th
Cons
- Below average connectivity (8th percentile)
- Below average mic (9th percentile)
- Below average user sentiment (16th percentile)
- Below average sound (27th 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
65/100Our AI sentiment read
Based on 11 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 |
| Weight | 0.1 kg / 0.1 lbs |
Audio
| Driver Type | dynamic |
| Impedance | 16 |
vs Competition
| Spec | Sennheiser CX CX 400-II | Samsung Galaxy Buds Buds3 Pro | Sony WF-1000XM5 WF-1000XM5 | Apple AirPods Pro MFHP4LL/A | EarFun Air Pro Air Pro 4+ | Soundcore Soundcore P31i |
|---|---|---|---|---|---|---|
| Form Factor | in-ear | in-ear | in-ear | in-ear | in-ear | in-ear |
| Driver Type | dynamic | Dynamic | dynamic | Dynamic | hybrid | Dynamic Driver |
| Wireless | - | true | true | true | true | true |
| Active Noise Cancellation | - | true | true | true | true | true |
| Bluetooth Version | - | 5.4 | 5.3 | 5.3 | 6.0 | 6.1 |
| Battery Life Hours | - | 6 | 8 | 8 | 12 | 10 |
| Case Battery Hours | - | 26 | 24 | 24 | 54 | 50 |
| Water Resistance | - | IP57 | IPX4 | IP57 | IP55 | IP55 |
| Multipoint | - | true | true | true | true | - |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| Sennheiser CX CX 400-II | 29 | 8.6 | 33.5 | 26.7 | 45.9 | 71.3 | 15.6 | 8.4 | 54 |
| Samsung Galaxy Buds Buds3 Pro Compare | 96.7 | 96.7 | 98.7 | 91.5 | 71.5 | 93.3 | 79.3 | 99.6 | 86.6 |
| Sony WF-1000XM5 WF-1000XM5 Compare | 96.7 | 96.7 | 78.6 | 99.1 | 74.5 | 93.3 | 49 | 99.9 | 54 |
| Apple AirPods Pro MFHP4LL/A Compare | 96.7 | 79.5 | 98.7 | 88.9 | 74.5 | 71.3 | 0 | 97.7 | 99.7 |
| EarFun Air Pro Air Pro 4+ Compare | 96.7 | 96.7 | 90.9 | 99.8 | 95.5 | 71.3 | 97.3 | 99.3 | 86.6 |
| Soundcore Soundcore P31i Compare | 88.2 | 96.7 | 90.9 | 96.4 | 93.4 | 71.3 | 92 | 84.7 | 86.6 |
Price
Value & Pricing
From CA$66
Amazon.ca 1 offers From CA$66
May 16, 2026 CA$66
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
