Head-to-Head Specification Audit
Firebase vs Supabase
Mobile & Web Developers · Global
Specification Matrix
| Metric | Firebase | Supabase |
|---|---|---|
| Starting Price | $0/moBetter | $25/mo |
| API Rate Limit | Not confirmed | 500 req/min |
| Target Country | Global | Global |
| Category | Database & Backend | Database & Backend |
| Compliance (vendor-stated) | SOC2, GDPR | GDPR, SOC2 |
| Hosting Regions | US-East, EU-West, AP-Southeast | EU-West, US-East, AP-Southeast |
| Native Integrations | 7 listedBetter | 6 listed |
Firebase — Key Specs
Vendor-stated- ✓Realtime Database and Firestore sync data to all connected clients in under 100ms
- ✓Firebase Auth handles 10+ social providers, phone OTP, and anonymous auth out of the box
- ✓Cloud Functions for Firebase execute server-side logic without managing any infrastructure
- ✓Free Spark plan covers 1GB Firestore storage and 50,000 reads/day permanently
Supabase — Key Specs
Vendor-stated- ✓PostgreSQL with RLS, Edge Functions, Realtime, Auth, Storage
- ✓pgvector extension: vector similarity search without Pinecone
- ✓SOC 2 Type II, GDPR DPA (EU data residency available)
- ✓Free tier: 500MB database + 2GB storage forever
Frequently Asked Questions
Which is lower-priced, Firebase or Supabase?+
Firebase starts at Free plan available, which is lower than Supabase at $25/mo. Verify current pricing on each vendor's website.
Which compliance frameworks do Firebase and Supabase list?+
Both list SOC2, GDPR in their vendor documentation. These are vendor-stated frameworks. VektorIndex has not independently audited these claims.
Which has a higher documented API rate limit — Firebase or Supabase?+
Available information does not support a direct comparison of API rate limits for these tools. Check each vendor's developer documentation.
Which data hosting regions do Firebase and Supabase support?+
Firebase lists hosting regions: US-East, EU-West, AP-Southeast. Supabase lists hosting regions: EU-West, US-East, AP-Southeast. For data residency requirements in Global, confirm exact region configuration directly with each vendor.
Data last updated: 29 August 2026 — Sourced from official vendor documentation. Not independently audited. Report incorrect information
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