Head-to-Head Specification Audit
Supabase vs Airbyte
Open Source Firebase Alternative · Global
Specification Matrix
| Metric | Supabase | Airbyte |
|---|---|---|
| Starting Price | $25/mo | $0/moBetter |
| API Rate Limit | 500 req/minBetter | 100 req/min |
| Target Country | Global | Global |
| Category | Database & Backend | Data Engineering |
| Compliance (vendor-stated) | GDPR, SOC2 | SOC2, GDPR |
| Hosting Regions | EU-West, US-East, AP-Southeast | US-East, EU-West, AP-Southeast |
| Native Integrations | 6 listed | 8 listedBetter |
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
Airbyte — Key Specs
Vendor-stated- ✓350+ pre-built connectors covering every major SaaS, database, and API
- ✓Open-source core — self-hostable with no per-connector fees
- ✓Airbyte Cloud provides fully managed sync with usage-based pricing
- ✓Connector Development Kit (CDK) makes building custom connectors straightforward
Frequently Asked Questions
Which is lower-priced, Supabase or Airbyte?+
Airbyte 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 Supabase and Airbyte list?+
Both list GDPR, SOC2 in their vendor documentation. These are vendor-stated frameworks. VektorIndex has not independently audited these claims.
Which has a higher documented API rate limit — Supabase or Airbyte?+
Supabase has a higher documented API rate limit at 500 req/min versus Airbyte at 100 req/min.
Which data hosting regions do Supabase and Airbyte support?+
Supabase lists hosting regions: EU-West, US-East, AP-Southeast. Airbyte lists hosting regions: US-East, EU-West, 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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