Microsoft SQL Server vs MariaDB

A comprehensive head-to-head comparison of two leading database & data management solutions in 2026. Compare features, pricing, ratings, and more to find the right fit.

Quick Verdict

Choose Microsoft SQL Server if you need T-SQL and prefer a free starting option. Choose MariaDB if you prioritize MySQL Compatibility and want a free tier to start. Both are rated 4.5/5 by users.

Microsoft SQL Server vs MariaDB: At a Glance

CriteriaMicrosoft SQL ServerMariaDB
User Rating
4.5
4.5
PricingFreeFree
Pricing Modelfreemiumopen-source
Free Plan
PlatformsWindows, Linux, DockerLinux, Windows, Mac, Docker
CategoryDatabase & Data ManagementDatabase & Data Management
Founded19752009

Feature Comparison: Microsoft SQL Server vs MariaDB

FeatureMicrosoft SQL ServerMariaDB
T-SQL
ACID Compliance
Advanced Security
In-memory OLTP
Columnstore Indexes
Always On Availability
Machine Learning Services
Azure
Power BI
SSMS
Visual Studio
.NET
Windows support
Linux support
Docker support
MySQL Compatibility
Aria Storage Engine
ColumnStore
Galera Cluster
MaxScale
Spider Engine
Temporal Tables
phpMyAdmin
DBeaver
HeidiSQL
Prisma
Sequelize
Mac support

Microsoft SQL Server vs MariaDB: Pricing Breakdown

Microsoft SQL Server Pricing

Model: freemium

ExpressFree
  • 10GB database size
  • Basic features
  • Community support
Standard$931/year
  • Advanced analytics
  • Reporting services
  • Integration services
Enterprise$15123/year
  • Unlimited virtualization
  • Advanced security
  • In-memory OLTP

MariaDB Pricing

Model: open-source

Community ServerFree
  • MySQL compatibility
  • Enhanced storage engines
  • Performance improvements
  • Community support
Enterprise$3000/year
  • Enterprise support
  • Advanced security
  • Monitoring tools

Pros and Cons

Microsoft SQL Server

Pros

  • Highly rated by users (4.5/5)
  • Free plan available to get started
  • Available on 3 platforms (Windows, Linux, Docker)
  • Rich feature set with 15+ capabilities
  • Strong T-SQL functionality
  • Strong ACID Compliance functionality

Cons

  • May require time to learn advanced features

MariaDB

Pros

  • Highly rated by users (4.5/5)
  • Free plan available to get started
  • Available on 4 platforms (Linux, Windows, Mac, Docker)
  • Rich feature set with 15+ capabilities
  • Strong MySQL Compatibility functionality
  • Strong Aria Storage Engine functionality

Cons

  • May require time to learn advanced features

Who Should Use Microsoft SQL Server vs MariaDB?

Choose Microsoft SQL Server if you:

  • Need T-SQL
  • Want to start for free
  • Work primarily on Windows and Linux
  • Value ACID Compliance
View Microsoft SQL Server Details

Choose MariaDB if you:

  • Need MySQL Compatibility
  • Want to start for free
  • Work primarily on Linux and Windows
  • Value Aria Storage Engine
View MariaDB Details

Frequently Asked Questions: Microsoft SQL Server vs MariaDB

Is Microsoft SQL Server better than MariaDB?

It depends on your needs. Microsoft SQL Server has a 4.5/5 user rating while MariaDB has 4.5/5. Microsoft SQL Server excels in T-SQL and ACID Compliance, while MariaDB stands out with MySQL Compatibility and Aria Storage Engine. Consider your budget (Free vs Free), platform needs, and specific feature requirements.

Which is cheaper, Microsoft SQL Server or MariaDB?

Microsoft SQL Server offers a free plan and starts at Free. MariaDB offers a free plan and starts at Free. Compare the specific plan features to determine the best value for your use case.

Can I use Microsoft SQL Server and MariaDB together?

While both are database & data management tools, some teams use complementary software together. Check each product's API and integration capabilities for compatibility. However, most users find that one solution covers their core database & data management needs.

What are the main differences between Microsoft SQL Server and MariaDB?

The key differences include: pricing model (freemium vs open-source), platform support (Windows, Linux, Docker vs Linux, Windows, Mac, Docker), and feature focus. Microsoft SQL Server emphasizes T-SQL, ACID Compliance, Advanced Security while MariaDB focuses on MySQL Compatibility, Aria Storage Engine, ColumnStore. User ratings differ slightly: 4.5 vs 4.5 out of 5.

Ready to choose?

Explore detailed reviews, user ratings, and pricing for both Microsoft SQL Server and MariaDB.

Microsoft SQL Server vs MariaDB: Compared [2026] | Softwr