Softwr

Cloud · head to head

Microsoft Azure vs PostgreSQL

Microsoft Azure logo

Microsoft Azure

Cloud

Open and flexible cloud services

From
Free
Rated
-
Full reviewWebsite
PostgreSQL logo

PostgreSQL

Databases

The world's most advanced open source relational database

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Microsoft Azure the 12 months of free services is available only to new customers who have not previously had an Azure account or received 12 months of free services; PostgreSQL requires manual scaling across multiple machines for very large deployments
  • They diverge on capability: Microsoft Azure covers Virtual Machines, PostgreSQL covers ACID Compliance.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Microsoft Azure and PostgreSQL actually diverge.

Attributes where Microsoft Azure and PostgreSQL differ
AttributeMicrosoft AzurePostgreSQL
Pricing modelusage-basedUnknown
PlatformsWeb, Api, Desktop, MobileLinux, Windows, macOS, BSD, Unix
CategoryCloudDatabases
Founded20101996

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

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 Azure

  • Virtual Machines
  • App Service
  • SQL Database
  • Blob Storage
  • Azure Cosmos DB
  • Functions
  • Service Fabric
  • API Management

Only in PostgreSQL

  • ACID Compliance
  • JSON/JSONB Support
  • Full-text Search
  • Extensibility
  • Advanced Indexing
  • Partitioning
  • Replication
  • pgAdmin

What people use each for

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

Microsoft Azure

  • Cloud infrastructure and computingnot PostgreSQL
  • Database and storage servicesnot PostgreSQL
  • AI and machine learning servicesnot PostgreSQL
  • Enterprise application hostingnot PostgreSQL

PostgreSQL

  • Transaction processingnot Microsoft Azure
  • Data storagenot Microsoft Azure
  • Application backendnot Microsoft Azure
  • Reportingnot Microsoft Azure
  • Data analyticsnot Microsoft Azure

Where each one falls short

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

Microsoft Azure

  • The 12 months of free services is available only to new customers who have not previously had an Azure account or received 12 months of free services
  • The 12 months free offer is not available to customers who sign up directly for pay as you go in China and India
  • Customers who try Azure free must move to pay as you go within 30 days to keep receiving the 12 months of free services
  • Free services are capped at specified monthly amounts, and only some of them are always free

PostgreSQL

  • Requires manual scaling across multiple machines for very large deployments
  • Performance tuning requires deep knowledge of database internals
  • No built-in graphical admin interface; command-line tools are primary method

Pricing, plan by plan

Microsoft Azure

Free
  • Free AccountFree
    • $200 credit for 30 days
    • Popular services 12 months free
    • 40+ services always free

PostgreSQL

Free

No published plan breakdown. See the PostgreSQL review.

Which should you pick?

Choose Microsoft Azure if

  • You need virtual machines.
  • You want to start without paying.
  • You work on Web, Api, Desktop, Mobile.
  • You also want app service.
Microsoft Azure review

Choose PostgreSQL if

  • You need acid compliance.
  • You want to start without paying.
  • You work on Linux, Windows, macOS, BSD, Unix.
  • You also want json/jsonb support.
PostgreSQL review

Questions people ask

Is Microsoft Azure or PostgreSQL better?
Neither clearly leads. Microsoft Azure starts at Free and PostgreSQL at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Microsoft Azure or PostgreSQL?
Microsoft Azure starts at Free and PostgreSQL at Free.
Does Microsoft Azure or PostgreSQL run on more platforms?
Microsoft Azure runs on Web, Api, Desktop, Mobile. PostgreSQL runs on Linux, Windows, macOS, BSD, Unix.
Can I use Microsoft Azure for free?
Both have a free tier, so you can try either at no cost before committing.
What is Microsoft Azure best used for?
Microsoft Azure is most often used for cloud infrastructure and computing, database and storage services, ai and machine learning services, enterprise application hosting. Of those, cloud infrastructure and computing and database and storage services are not what PostgreSQL is typically brought in for.
What can Microsoft Azure do that PostgreSQL cannot?
Microsoft Azure covers Virtual Machines, App Service, SQL Database, Blob Storage. PostgreSQL covers ACID Compliance, JSON/JSONB Support, Full-text Search, Extensibility.

Answered from the vendors’ own pages

Microsoft Azure: How much does Microsoft Azure cost?

Azure uses consumption-based pricing where you pay only for resources used and scale as you grow, with no fixed monthly fee. Prices are listed in USD globally, and pricing varies by service, region, and usage patterns.

Source
PostgreSQL: Is PostgreSQL completely free?

Yes. PostgreSQL is completely free and open source with no licensing fees or restrictions on use.

Source
Microsoft Azure: How can I save money on Azure services?

Azure offers savings up to 65% on select compute services through Azure Savings Plans with one- or three-year commitments. Using Azure Hybrid Benefit with existing Windows Server and SQL Server licenses plus reservations can save up to 85% compared to standard rates.

Source
PostgreSQL: What platforms does PostgreSQL run on?

PostgreSQL runs on all major operating systems including Linux, Windows, macOS, BSD, and commercial Unix variants, and has been proven highly scalable managing terabytes to petabytes of data.

Source
Microsoft Azure: Does Azure offer a free tier?

Azure provides free tier services for new users and perpetually free options, including free Spot Virtual Machines, dev/test pricing for development workloads, and access to the Azure Pricing Calculator to estimate monthly costs before deployment.

Source
PostgreSQL: What procedural languages are supported?

PostgreSQL supports stored functions and procedures in multiple languages including PL/pgSQL, Perl, Python, Tcl, Java, JavaScript, R, and Rust.

Source
PostgreSQL: What is ACID compliance in PostgreSQL?

PostgreSQL has been ACID-compliant since 2001, ensuring data integrity through atomicity, consistency, isolation, and durability guarantees for all transactions.

Source
PostgreSQL: Does PostgreSQL support JSON data?

Yes. PostgreSQL supports JSON and JSONB data types for storing and querying JSON documents, along with XML and other document formats.

Source
Share

Related pages

More on Microsoft Azure

More on PostgreSQL

Keep looking

Other head to heads