Supabase vs Firebase: Which Backend Platform for You?
Supabase vs Firebase: open-source Postgres vs Google's NoSQL platform. Compare database, auth, storage, edge functions, pricing, and real-time features.
Last updated: 2026-07-20
๐ Our Verdict
Supabase is better for most developers
Best for developers who want open source, SQL, and no vendor lock-in. Best for mobile apps needing mature real-time features and Google Cloud integration.
✓
Included
✗
Not included
Winner
Category leader
8 tied features
Overview
Supabase and Firebase are both backend-as-a-service platforms that give developers everything needed to build full-stack applications. The key difference: Supabase is open source and built on PostgreSQL, while Firebase is Googleโs proprietary platform with a NoSQL real-time database.
Feature Comparison
Feature
Supabase
Firebase
Database
PostgreSQL
Firestore (NoSQL)
Auth
Built-in (GoTrue)
Firebase Auth
Storage
S3-compatible
Firebase Storage
Edge Functions
Deno-based
Cloud Functions
Realtime
PostgreSQL subscriptions
Native real-time listener
Hosting
Not included
Firebase Hosting
Open Source
Yes (Apache 2.0)
No
Free Tier
500MB DB, 1GB storage
1GB Firestore, 10GB transfer
When to Choose Supabase
Choose Supabase if you want SQL, open source, no vendor lock-in, and the power of PostgreSQL with modern tooling.
When to Choose Firebase
Choose Firebase if you need a mature mobile-first platform with excellent real-time features, deep Google Cloud integration, and battle-tested infrastructure.
Frequently Asked Questions
Supabase vs Firebase: which is better?
Supabase is our overall pick, but the best choice depends on your specific use case.
When should I choose Supabase?
Best for developers who want open source, SQL, and no vendor lock-in.
When should I choose Firebase?
Best for mobile apps needing mature real-time features and Google Cloud integration.
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