MongoDB Atlas Cloud vs Supabase Identity & Authentication Database

MongoDB Atlas Cloud vs Supabase Identity & Authentication Specs
  • Free Tier Allowance
  • Rate Limit Cap
  • Session Lifetime
  • Overage Fee per 1k MAU
Comparison chart between MongoDB Atlas Cloud and Supabase Identity & Authentication raw data
MetricMongoDB Atlas CloudSupabase Identity & Authentication
Free Tier Allowance512 MB50,000 MAU
Rate Limit Cap100 Connections10,000 RPM
Session Lifetime12 Hours24 Hours
Overage Fee per 1k MAU0.25 USD/GB$0
Deploy MongoDB Atlas
👉 Free M0 Shared Cluster • 512 MB Storage
Deploy Supabase Stack
👉 50,000 Free MAU • Open-Source Firebase Alternative
MongoDB Atlas Cloud
MFA Support:
Enforced via MongoDB Cloud Organization MFA and federated identity
Enterprise SSO SAML:
Supported on M10+ and Enterprise with SAML, OIDC, and LDAP federation
Custom Domain Support:
Private endpoints via AWS PrivateLink, Azure VNet, and GCP VPC peering
Supported SDKs:
Node.js, Python, Java, Go, C#, Rust, PHP, Ruby, Swift, Kotlin
Social Providers:
Google, GitHub, and corporate SSO for Atlas organization login
Compliance Standards:
SOC 2 Type II, ISO 27001, HIPAA, PCI-DSS, GDPR, FedRAMP (Atlas for Government)
Webhook Fallback Policy:
Atlas Triggers and EventBridge integrations with configurable retry policies
Supabase Identity & Authentication
MFA Support:
TOTP, WebAuthn, Phone SMS
Enterprise SSO SAML:
Available on Pro & Enterprise tiers via custom identity mapping
Custom Domain Support:
Available on Pro Tier ($20/mo) with full SSL configuration
Supported SDKs:
Next.js, React, Vue, Svelte, Node, Python, Go, Flutter, Swift
Social Providers:
Google, GitHub, Apple, Discord, GitLab, Bitbucket, Twitter
Compliance Standards:
SOC2 Type II, GDPR, HIPAA Compliant (with BAA agreement)
Webhook Fallback Policy:
Exponential backoff up to 24 hours with automatic failure truncation
MongoDB Atlas Cloud
Enable Atlas Search and compound indexes early for catalog filters before traffic scales past the M10 connection tier.
Supabase Identity & Authentication

Supabase Auth provides a robust authentication layer built on GoTrue. It scales smoothly up to high-volume user tiers without custom backend code infrastructure.