CrowdStrike vs SentinelOne vs Microsoft Defender vs Sophos
EDR / XDR Platform Comparison
Comparison of 4 leading EDR/XDR platforms — detection, response, AI capabilities, pricing, and market position.
CrowdStrikeSentinelOneMS DefenderSophos
Full Specification Comparison
| Specification | CrowdStrike | SentinelOne | MS Defender | Sophos |
|---|---|---|---|---|
| Market Share | 18% | 8% | 12% | 6% |
| AI Detection | Charlotte AI | Purple AI | Copilot for Sec | Sophos AI |
| Response Time | <2 min | <1 min | <5 min | <5 min |
| Price/endpoint/mo | $8-15 | $6-12 | $3-8 (bundled) | $5-10 |
| Cloud-native | Yes | Yes | Hybrid | Hybrid |
| XDR Support | Yes | Yes | Yes | Yes |
| False Positive Rate | Low | Very low | Moderate | Low |
Expert Verdict
CrowdStrike leads in market share and threat intelligence; SentinelOne offers the fastest AI-driven response; Microsoft Defender is the best value for enterprise; Sophos excels at managed detection.
Subject Breakdown
CrowdStrike
1 Category Wins
- ★ Market Share: 18%
SentinelOne
2 Category Wins
- ★ Response Time: <1 min
- ★ False Positive Rate: Very low
MS Defender
1 Category Wins
- ★ Price/endpoint/mo: $3-8 (bundled)
Sophos
0 Category Wins