Head-to-Head Specification Audit
Supabase vs MongoDB
Open Source Firebase Alternative · Global
Specification Matrix
| Metric | Supabase | MongoDB |
|---|---|---|
| Starting Price | $25/mo | CustomBetter |
| API Rate Limit | 500 req/min | 1000 req/minBetter |
| Target Country | Global | Global |
| Category | Database & Backend | Database & Backend |
| Compliance | SOC2, GDPR, HIPAA-Enterprise | GDPR, SOC2, ISO27001, HIPAA, PCI-DSS, FedRAMP |
| Hosting Regions | EU-West, US-East, AP-Southeast | US-East, US-West, EU-West, AP-Singapore, AP-Sydney, AF-South-ZA |
| Native Integrations | 6 listed | 8 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
MongoDB — Key Specs
- ✓Free shared cluster (M0) stores up to 512MB permanently — no time limit
- ✓Flexible document model handles unstructured data without schema migrations
- ✓Atlas Vector Search enables semantic search on application data without Pinecone
- ✓Multi-cloud deployments span AWS, Azure, and GCP in a single Atlas cluster
Frequently Asked Questions
What is cheaper, Supabase or MongoDB?+
MongoDB starts at $0/mo, which is lower than Supabase at $25/mo.
Which tool is better for compliance — Supabase or MongoDB?+
Both support SOC2, GDPR. Supabase additionally supports HIPAA-Enterprise. MongoDB additionally supports ISO27001, HIPAA, PCI-DSS, FedRAMP.
Which has a higher API rate limit — Supabase or MongoDB?+
MongoDB has a higher API rate limit at 1000 requests per minute. Supabase: 500 req/min. MongoDB: 1000 req/min.
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. MongoDB has hosting regions: US-East, US-West, EU-West, AP-Singapore, AP-Sydney, AF-South-ZA. For data residency in Global, check each vendor's data processing agreements.
Data last verified: 26 June 2026
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