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Head-to-Head Specification Audit
Supabase vs Amplitude
Open Source Firebase Alternative · Global
Specification Matrix
| Metric | Supabase | Amplitude |
|---|---|---|
| Starting Price | $25/moBetter | $49/mo |
| API Rate Limit | 500 req/min | N/A |
| Target Country | Global | Global |
| Category | Database & Backend | Product Analytics |
| Compliance | SOC2, GDPR, HIPAA-Enterprise | GDPR, CCPA, SOC2, HIPAA |
| Hosting Regions | EU-West, US-East, AP-Southeast | US-East, EU-West, AP-Southeast |
| Native Integrations | 6 listed | 7 listedBetter |
Supabase — Key Specs
- ✓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
Amplitude — Key Specs
- ✓Behavioral cohorts with predictive scoring identify which users are likely to convert or churn
- ✓Experiment (built-in A/B testing) ties feature flag variants directly to retention metrics
- ✓Data Catalog enforces event taxonomy consistency across all tracking implementations
- ✓Session Replay included on Growth plan for qualitative context behind quantitative data
Frequently Asked Questions
What is cheaper, Supabase or Amplitude?+
Supabase starts at $25/mo, which is lower than Amplitude at $49/mo.
Which tool is better for compliance — Supabase or Amplitude?+
Both support SOC2, GDPR. Supabase additionally supports HIPAA-Enterprise. Amplitude additionally supports CCPA, HIPAA.
Which tool is better suited for Global?+
Supabase is evaluated for Open Source Firebase Alternative in Global with hosting regions: EU-West, US-East, AP-Southeast. Amplitude has hosting regions: US-East, EU-West, AP-Southeast. For data residency in Global, check each vendor's data processing agreements.
Data last verified: 26 June 2026
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