Choose Armor or SentinelOne
Choose Armor if
- Healthcare or financial services teams already running Microsoft Sentinel who need compliance consulting baked in
- Multi-cloud shops on AWS, Azure, or GCP that want a single MDR provider across all three
- Organizations that value IR and forensics included in base pricing rather than as a retainer add-on
Choose SentinelOne if
- Organizations already running SentinelOne Singularity wanting platform-native MDR without adding another vendor
- Government and regulated industries needing FedRAMP Moderate and High certified MDR with $1M breach warranty
- Teams prioritizing AI-first detection with Purple AI Athena and unique Windows Rollback ransomware recovery
- Breach warranty matters to you (SentinelOne offers one, Armor does not)
What’s actually different
Buyer brief
Fit. Armor and SentinelOne are both Platform vendors that bring their own security platform. Armor targets Mid-market and Enterprise organizations, while SentinelOne serves Mid-market and Enterprise.
FAQ
What is the main difference between Armor and SentinelOne?
Armor is a Platform vendor that is platform-native (requires their own security stack). SentinelOne is a Platform vendor that is platform-native (requires their own security stack).
How do Armor and SentinelOne differ in response capabilities?
Armor supports 4 autonomous actions (endpoint isolation, network containment, file quarantine, custom playbooks) and approval is configurable. SentinelOne supports 5 autonomous actions (endpoint isolation, process termination, network containment, file quarantine, custom playbooks) and approval is configurable. Incident response is included with Armor and not included with SentinelOne.
How does Armor pricing compare to SentinelOne?
Armor pricing: Starting at ~$4,317/month for XDR+SOC (per SourceForge listing). SentinelOne pricing: SentinelOne platform pricing is separate from the MDR add-on. Third-party comparison data reports Vigilance MDR around $15-30+/endpoint/year, while SentinelOne public platform tiers and enterprise bundles remain separate or custom.. Watch for with Armor: Armor Anywhere agent is built on Trend Micro. Running it alongside CrowdStrike or SentinelOne may cause conflicts, forcing a swap.; Compliance consulting (HIPAA readiness, HITRUST prep) is billed as professional services on top of the MDR subscription.. Watch for with SentinelOne: Platform license ($179.99-$229.99/endpoint/year) is required before MDR, significant prerequisite cost; MDR pricing is a bolt-on fee not shown on the public pricing page.