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Software · head to head

Azure SQL vs Microsoft Defender for Endpoint

Azure SQL logo

Azure SQL

Software

Intelligent, scalable cloud database service from Microsoft

From
Free
Rated
-
Microsoft Defender for Endpoint logo

Microsoft Defender for Endpoint

Software

Enterprise endpoint security built into Microsoft 365

From
On request
Rated
-

The short version

  • Only Azure SQL has a free tier, so it costs nothing to try first.
  • Each has a real cost: Azure SQL ecosystem lock-in limits flexibility compared to open-source or multi-cloud solutions; Microsoft Defender for Endpoint pricing not published on public websites; quote required from Microsoft sales
  • They diverge on capability: Azure SQL covers Intelligent Performance, Microsoft Defender for Endpoint covers Threat & vulnerability management.

Where they differ

Only the attributes on which Azure SQL and Microsoft Defender for Endpoint actually diverge.

Attributes where Azure SQL and Microsoft Defender for Endpoint differ
AttributeAzure SQLMicrosoft Defender for Endpoint
Starting priceFreeOn request
Pricing modelUnknownquote
Free tierYesNo
PlatformsCloud (Microsoft Azure)Windows, macOS, Linux, iOS, Android

Identical on both: user rating (Not yet rated), category (Unknown), founded (1975).

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 Azure SQL

  • Intelligent Performance
  • Advanced Security
  • Hyperscale
  • Serverless Compute
  • Geo-replication
  • Automatic Tuning
  • Built-in AI
  • Power BI

Only in Microsoft Defender for Endpoint

  • Threat & vulnerability management
  • Attack surface reduction
  • Next-gen protection
  • EDR
  • Auto investigation
  • Microsoft Threat Experts
  • Threat analytics
  • Secure score

What people use each for

The jobs each tool is most often brought in to do.

Azure SQL

  • Transaction processingnot Microsoft Defender for Endpoint
  • Data storagenot Microsoft Defender for Endpoint
  • Application backendnot Microsoft Defender for Endpoint
  • Reportingnot Microsoft Defender for Endpoint
  • Data analyticsnot Microsoft Defender for Endpoint

Microsoft Defender for Endpoint

  • Enterprise endpoint security across Windows, macOS, Linux, Android, and iOS via Plans 1 or 2not Azure SQL
  • Small and medium-sized businesses using Microsoft Defender for Business as alternativenot Azure SQL
  • Organisations using Microsoft 365 E5 which includes Defender for Endpoint Plan 2not Azure SQL

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Azure SQL

  • Ecosystem lock-in limits flexibility compared to open-source or multi-cloud solutions
  • Managed service reduces control over database configuration and optimization tuning
  • Pricing complexity with consumption-based model can be unpredictable at scale
  • Less operational depth compared to Amazon RDS for advanced scaling scenarios
  • Azure PostgreSQL is less compelling than dedicated PostgreSQL providers outside Azure ecosystem

Microsoft Defender for Endpoint

  • Pricing not published on public websites; quote required from Microsoft sales
  • Defender for Endpoint Plan 1 and Plan 2 do not include server licenses; additional licensing required for server protection
  • Specific feature differences between Plan 1 and Plan 2 require consulting Microsoft documentation

Pricing, plan by plan

Azure SQL

Free

No published plan breakdown. See the Azure SQL review.

Microsoft Defender for Endpoint

On request

No published plan breakdown. See the Microsoft Defender for Endpoint review.

Which should you pick?

Choose Azure SQL if

  • You need intelligent performance.
  • You want to start without paying.
  • You work on Cloud (Microsoft Azure).
  • You also want advanced security.

Choose Microsoft Defender for Endpoint if

  • You need threat & vulnerability management.
  • You work on Windows, macOS, Linux, iOS, Android.
  • You also want attack surface reduction.

Questions people ask

Is Azure SQL or Microsoft Defender for Endpoint better?
Neither clearly leads. Azure SQL starts at Free and Microsoft Defender for Endpoint at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Azure SQL or Microsoft Defender for Endpoint?
Azure SQL has a free tier; the other does not. Paid plans start at Free for Azure SQL and On request for Microsoft Defender for Endpoint.
Does Azure SQL or Microsoft Defender for Endpoint run on more platforms?
Azure SQL runs on Cloud (Microsoft Azure). Microsoft Defender for Endpoint runs on Windows, macOS, Linux, iOS, Android.
Can I use Azure SQL for free?
Yes. Azure SQL has a free tier, so you can try it without paying. Microsoft Defender for Endpoint starts at On request.
What is Azure SQL best used for?
Azure SQL is most often used for transaction processing, data storage, application backend, reporting. Of those, transaction processing and data storage are not what Microsoft Defender for Endpoint is typically brought in for.
What can Azure SQL do that Microsoft Defender for Endpoint cannot?
Azure SQL covers Intelligent Performance, Advanced Security, Hyperscale, Serverless Compute. Microsoft Defender for Endpoint covers Threat & vulnerability management, Attack surface reduction, Next-gen protection, EDR.

Answered from the vendors’ own pages

Azure SQL: Does Azure SQL Database offer a free tier?

Yes, Azure SQL Database includes a permanent free tier that provides 100,000 vCore seconds, 32 GB of data storage, and 32 GB of backup storage per month. This free tier is available for the lifetime of any Azure subscription with no expiration.

Source
Azure SQL: What pricing models does Azure SQL Database support?

Azure SQL Database offers consumption-based pricing where you pay for resources used, with no long-term commitments required. Database Savings Plans launched in March 2026 allow committing to a fixed hourly amount and save up to 35% across Azure database services.

Source
Azure SQL: Is Azure SQL Database compatible with on-premises SQL Server?

Yes, Azure SQL Database shares the same Database Engine as on-premises SQL Server. Existing databases maintain their compatibility level and continue to work after upgrades. Azure SQL Managed Instance provides even broader SQL Server compatibility dating back to SQL Server 2008.

Source
Azure SQL: What high availability features does Azure SQL Database provide?

Azure SQL Database provides automatic backups, geo-replication for disaster recovery, failover groups for automatic failover, and zone redundancy for enhanced availability. The service maintains a 99.99% availability SLA for Business Critical tier.

Source
Azure SQL: Can I use AI features with Azure SQL Database?

Yes, Azure SQL Database includes Copilot for database tasks, Intelligent Applications support, REST API endpoints for building applications, and GraphQL endpoints for modern app development.

Source

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