PlanetScale Serverless MySQL vs Supabase Managed Postgres Database

PlanetScale Serverless MySQL vs Supabase Managed Postgres Specs
  • Free Tier Allowance
  • Rate Limit Cap
  • Session Lifetime
  • Overage Fee per 1k MAU
Comparison chart between PlanetScale Serverless MySQL and Supabase Managed Postgres raw data
MetricPlanetScale Serverless MySQLSupabase Managed Postgres
Free Tier Allowance5 GB500 MB
Rate Limit Cap1,000 Connections60 Connections
Session Lifetime8 Hours24 Hours
Overage Fee per 1k MAU1.5 USD/GB0.13 USD/GB
Deploy PlanetScale MySQL
👉 5 GB Free Storage • Zero-Downtime Schema Migrations
Deploy Supabase Postgres
👉 500 MB Managed Postgres • Full pgvector Support
PlanetScale Serverless MySQL
MFA Support:
Enforced via PlanetScale organization two-factor authentication
Enterprise SSO SAML:
Supported on Enterprise plans with SAML SSO and audit logging
Custom Domain Support:
Private connectivity via AWS PrivateLink and custom host routing on paid tiers
Supported SDKs:
MySQL wire protocol, Prisma, Drizzle, Rails, Laravel, Node.js mysql2
Social Providers:
GitHub OAuth for organization login and deploy request automation
Compliance Standards:
SOC 2 Type II, GDPR; HIPAA and PCI available on Enterprise
Webhook Fallback Policy:
Deploy request webhooks with configurable retry via external automation hooks
Supabase Managed Postgres
MFA Support:
Enforced via Supabase dashboard and organization SSO policies
Enterprise SSO SAML:
Available on Team and Enterprise plans with SAML directory federation
Custom Domain Support:
Custom domains for API and Studio via project settings and DNS records
Supported SDKs:
JavaScript, TypeScript, Python, Dart, Swift, Kotlin, Go, C#
Social Providers:
GitHub OAuth for project provisioning; auth providers via Supabase Auth
Compliance Standards:
SOC 2 Type II, GDPR, HIPAA available on Enterprise agreements
Webhook Fallback Policy:
Database webhooks with retry via Edge Functions or external queue consumers
PlanetScale Serverless MySQL
Use deploy requests and shadow tables to validate schema migrations without locking production write traffic.
Supabase Managed Postgres
Enable connection pooling via Supavisor on port 6543 to stay within direct connection limits during serverless traffic spikes.