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Head-to-head · Databases And Backend

Azure SQL Database vs Supabase

  • Updated Oct 2026
  • Both researched from official sources
  • 1 check side by side
Higher score Azure SQL Database #5 in Databases And Backend 8.9/10 Free plan Free plan✓ 0 of 4 features Visit Azure SQL
Supabase #8 in Databases And Backend 8.6/10 Free plan Free plan✓ 0 of 4 features Visit Supabase

Azure SQL Database leads on 0 checks, Supabase on 0, and 1 is even. Who comes out ahead on the 1 yes/no, price and count check where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreAzure SQL Database · 8.9/10
  • Free planboth

Azure SQL Database scores higher on our rubric for databases and backend: 8.9 against 8.6 out of 10; our editors rank them #5 and #8.

Azure SQL Database is the better fit for teams building relational apps in the Azure ecosystem. Supabase is the better fit for developers seeking a Postgres-centered app backend.

  • Azure SQL Database fits best

    Teams building relational apps in the Azure ecosystem

  • Supabase fits best

    Developers seeking a Postgres-centered app backend

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Side by side

Feature Azure SQL Database 8.9/10 Visit ↗ Supabase 8.6/10 Visit ↗
At a glance
Editor score 8.9 8.6
Ranking #5 in Databases And Backend #8 in Databases And Backend
Best for Teams building relational apps in the Azure ecosystem Developers seeking a Postgres-centered app backend
Pricing model Free plan + paid Free plan + paid
Starting price — $25/mo
Free plan ✓ ✓
Free trial — —
Deployment Cloud Cloud, Self-hosted
Platforms Web, Windows, macOS, Linux Web
Features Azure SQL Database 0/4 · Supabase 0/4
Built-in auth Not checked yet Not checked yet
Realtime data sync Not checked yet Not checked yet
Serverless functions Not checked yet Not checked yet
File storage Not checked yet Not checked yet
Specs
Database model Not checked yet Not checked yet
Deployment model Not checked yet Not checked yet
API style Not checked yet Not checked yet
Our review
Pros
  • Free offer includes serverless compute, storage, and up to 10 databases
  • Choose between provisioned and serverless compute, single databases, or elastic pools
  • Includes point-in-time restore, zone redundancy, and REST or GraphQL API generation
  • Dedicated Postgres with generated REST and GraphQL APIs
  • Combines authentication, Edge Functions, realtime, and file storage
  • Offers point-in-time recovery and read replicas across regions
Cons
  • Cloud deployment only
  • Free offer limits compute and storage per database
  • Its integrations center on Azure services
  • Free projects are limited to 500 MB database size and 5 GB egress
  • Compute and disk sizing controls require manual scaling
  • Team starts at $599 per month, above the $25 Pro plan
Our verdict

Azure SQL Database is a managed relational database service built on the SQL Server engine and hosted in Azure. It suits teams building cloud applications, SaaS workloads, development projects, or business systems that need a managed SQL…

Read the review →

Supabase brings a dedicated Postgres database together with generated REST and GraphQL APIs, authentication with Row Level Security, Edge Functions, realtime data synchronization, and file storage. It is aimed at developers and teams…

Read the review →
  1. Azure SQL DatabaseDatabases And Backend 8.9Free plan
  2. SupabaseDatabases And Backend 8.6Free plan

Strengths and trade-offs

  • Azure SQL Database — where it wins

    • Free offer includes serverless compute, storage, and up to 10 databases
    • Choose between provisioned and serverless compute, single databases, or elastic pools
    • Includes point-in-time restore, zone redundancy, and REST or GraphQL API generation

    Where it doesn't

    • Cloud deployment only
    • Free offer limits compute and storage per database
    • Its integrations center on Azure services

  • Supabase — where it wins

    • Dedicated Postgres with generated REST and GraphQL APIs
    • Combines authentication, Edge Functions, realtime, and file storage
    • Offers point-in-time recovery and read replicas across regions

    Where it doesn't

    • Free projects are limited to 500 MB database size and 5 GB egress
    • Compute and disk sizing controls require manual scaling
    • Team starts at $599 per month, above the $25 Pro plan

More comparisons

All databases and backend comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update