Cybersecurity · head to head
Microsoft Defender vs SentinelOne Singularity
Microsoft Defender
Cybersecurity
Always-on protection for you and your family's data and devices
- From
- $12/month
- Rated
- -
SentinelOne Singularity
Cybersecurity
Autonomous AI-powered endpoint security
- From
- $5.83/month
- Rated
- -
The short version
- Each has a real cost: Microsoft Defender defender Suite requires existing Microsoft 365 E3 or equivalent base licensing; SentinelOne Singularity deployment and configuration requires professional services ($5,000 to $25,000)
- Prices and features above were last checked on 30 August 2026.
Where they differ
Only the attributes on which Microsoft Defender and SentinelOne Singularity actually diverge.
| Attribute | Microsoft Defender | SentinelOne Singularity |
|---|---|---|
| Starting price | $12/month | $5.83/month |
| Pricing model | subscription | Unknown |
| Platforms | Web | Windows, macOS, Linux, Cloud, Mobile |
| Founded | Unknown | 2013 |
Identical on both: free tier (No), user rating (Not yet rated), category (Cybersecurity).
What each one covers
Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.
Only in Microsoft Defender
Nothing recorded that SentinelOne Singularity does not also cover.
Only in SentinelOne Singularity
- Behavioral AI
- Autonomous response
- ActiveEDR
- Storyline technology
- Rollback remediation
- Ranger IoT
- Cloud workload protection
- Identity security
What people use each for
The jobs each tool is most often brought in to do.
Microsoft Defender
- Endpoint security and threat protectionnot SentinelOne Singularity
- Identity and access securitynot SentinelOne Singularity
- Email threat protectionnot SentinelOne Singularity
- SaaS application security monitoringnot SentinelOne Singularity
SentinelOne Singularity
- Endpoint Securitynot Microsoft Defender
- Edrnot Microsoft Defender
- Xdrnot Microsoft Defender
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Microsoft Defender
- Defender Suite requires existing Microsoft 365 E3 or equivalent base licensing
- Some Defender products use pay-as-you-go pricing with variable costs
- Prices vary based on Microsoft agreements, requiring sales contact for custom quotes
SentinelOne Singularity
- Deployment and configuration requires professional services ($5,000 to $25,000)
- Optional modules like Ranger and Vigilance add to total cost of ownership
- Complex pricing tiers make budgeting difficult for large deployments
Pricing, plan by plan
Microsoft Defender
$12/month- Microsoft Defender Suite$12/month
- Endpoint protection
- Identity threat detection
- Email security
- Microsoft 365 E5 with Defender$60/month
- Includes Defender Suite
- Microsoft Teams included
- Comprehensive security and compliance
- Microsoft Defender Vulnerability Management Add-on$2/month
- Vulnerability scanning and management
- One-month free trial available
- Annual commitment required
SentinelOne Singularity
$5.83/month- Singularity Core$5.83/month per endpoint
- Endpoint Protection Platform (EPP)
- Malware prevention
- Threat isolation
- Singularity Control$6.67/month per endpoint
- All Core features
- Device control
- Firewall control
- Singularity Complete$8.25/month per endpoint
- All Control features
- Endpoint Detection and Response
- XDR capabilities
- Singularity Commercial$17.5/month per endpoint
- All Complete features
- Identity protection
- Cloud protection
Which should you pick?
Choose Microsoft Defender if
Nothing in the data separates Microsoft Defender from SentinelOne Singularity on the points above - pick on price and on how each one feels to use.
Choose SentinelOne Singularity if
- You need behavioral ai.
- You work on Windows, macOS, Linux, Cloud, Mobile.
- You also want autonomous response.
Questions people ask
- Is Microsoft Defender or SentinelOne Singularity better?
- Neither clearly leads. Microsoft Defender starts at $12/month and SentinelOne Singularity at $5.83/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Microsoft Defender or SentinelOne Singularity?
- Microsoft Defender starts at $12/month and SentinelOne Singularity at $5.83/month.
- Does Microsoft Defender or SentinelOne Singularity run on more platforms?
- Microsoft Defender runs on Web. SentinelOne Singularity runs on Windows, macOS, Linux, Cloud, Mobile.
- What is Microsoft Defender best used for?
- Microsoft Defender is most often used for endpoint security and threat protection, identity and access security, email threat protection, saas application security monitoring. Of those, endpoint security and threat protection and identity and access security are not what SentinelOne Singularity is typically brought in for.
- What can Microsoft Defender do that SentinelOne Singularity cannot?
- SentinelOne Singularity covers Behavioral AI, Autonomous response, ActiveEDR, Storyline technology.
Answered from the vendors’ own pages
Microsoft Defender: How much does Microsoft Defender Suite cost?
Microsoft Defender Suite costs $12/user/month (paid yearly), but requires existing Microsoft 365 E3 or equivalent base licensing. It includes endpoint protection, identity threat detection, email security, and SaaS application monitoring.
SourceSentinelOne Singularity: What does SentinelOne Singularity XDR cover?
Singularity XDR unifies detection and response across endpoints, cloud, identity, network, and mobile, providing centralized visibility and automated response across all attack surfaces.
SourceMicrosoft Defender: What add-ons are available for Microsoft Defender?
Microsoft Defender Vulnerability Management Add-on costs $2/user/month with annual commitment and includes a one-month free trial. Additional pay-as-you-go products include External Attack Surface Management, Cloud Security Posture Management, and Sentinel.
SourceSentinelOne Singularity: How does SentinelOne correlate data across security tools?
Singularity normalizes data from endpoints, identity, cloud, and third-party security tools into a unified data layer, enabling automatic correlation of signals without manual integration.
SourceMicrosoft Defender: Is Defender included in Microsoft 365 E5?
Yes, Microsoft Defender Suite is included in Microsoft 365 E5 at $60/user/month (paid yearly with Teams). Prices may vary based on Microsoft agreements, requiring contact with Sales for customized quotes.
SourceSentinelOne Singularity: Can SentinelOne integrate with existing security tools?
Yes, Singularity Marketplace provides pre-built, one-click integrations with email, network, firewall, and SaaS security tools, avoiding vendor lock-in while extending detection capabilities.
SourceSentinelOne Singularity: What is the pricing model for SentinelOne Singularity?
SentinelOne pricing ranges from $5.83 to $17.50 per endpoint per month across five tiers, with optional add-on modules and enterprise pricing available on request.
SourceRelated pages
More on Microsoft Defender
More on SentinelOne Singularity
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