MongoDB AtlasvsPlanetScale
Score Comparison
Signals Comparison
MongoDB Atlas
- Pricing gets expensive and complicated at scale(8/10)
- Vendor lock-in with Atlas-specific APIs(8/10)
- Data egress costs rack up quickly(7/10)
- Backup costs add up beyond base pricing(6/10)
PlanetScale
- Free Hobby tier removed - $39/month minimum now(10/10)
- Row-read billing causes surprise costs(8/10)
- Much more expensive than alternatives(8/10)
MongoDB Atlas
- Dashboard and UI need improvement(6/10)
PlanetScale
- Branching workflow has steep learning curve(6/10)
- No GUI or DBMS - just SQL console(5/10)
- Index optimization required to avoid high row reads(6/10)
MongoDB Atlas
- Query performance can be sluggish(7/10)
- Consumes more storage than relational databases(6/10)
PlanetScale
No signals
MongoDB Atlas
- UAE region extended outage (March 2026)(8/10)
PlanetScale
- Connection issues with Next.js and Prisma(7/10)
- October 2025 AWS us-east-1 outage affected dashboard(5/10)
MongoDB Atlas
- Configuration options hidden behind tiers(5/10)
PlanetScale
No signals
MongoDB Atlas
- AWS VPC connection can be problematic(6/10)
PlanetScale
- No foreign key support due to Vitess architecture(7/10)
- Firebase and social login integration issues(6/10)
- MySQL-only limits use cases (Postgres preference growing)(5/10)
MongoDB Atlas
No signals
PlanetScale
- Limited documentation and support for edge cases(5/10)
Pricing Comparison
MongoDB Atlas
Users: N/A
Storage: 512MB
Limits: 512MB limit, no VPC peering, no dedicated support, shared cluster performance
Users: N/A
Storage: 5GB
Limits: Variable workloads only, not for consistent high-throughput
Users: N/A
Storage: 10GB
Limits: Entry production tier, may need M30+ for significant workloads
Users: N/A
Storage: 40GB
Limits: ~$0.54/hour, still entry-level for larger workloads
PlanetScale
Users: Unlimited
Storage: Included in base
Limits: Not recommended for production, No high availability, Single region only
Users: Unlimited
Storage: 10 GB included
Limits: 5 development branches max, Enterprise features locked, No dedicated support
Users: Unlimited
Storage: 25 GB included
Limits: 5 development branches max, Enterprise features locked
Users: Unlimited
Storage: Custom
Limits: Must negotiate with sales, Long procurement process
Feature Comparison
| Feature | MongoDB Atlas | PlanetScale |
|---|---|---|
| Database | ||
| Document Database (NoSQL) Flexible schemas | ||
| Foreign Key Constraints Limited support, not in sharded mode | ||
| PostgreSQL Support Added late 2024, less mature than MySQL | ||
| Core | ||
| Database Branching Git-like branching for schema changes | ||
| Zero-Downtime Migrations Non-blocking schema changes via Online DDL | ||
| Deploy Requests Safe schema migration workflow | ||
| Infrastructure | ||
| Multi-Cloud (AWS/Azure/GCP) | ||
| Global Clusters | ||
| Search | ||
| Atlas Search Full-text search | ||
| Scaling | ||
| Horizontal Sharding Via Vitess, automatic data distribution | ||
| Read Replicas $39/month each additional | ||
| Multi-Region Deployment Read-only regions for latency | ||
| AI | ||
| Vector Search For AI/ML apps | ||
| Monitoring | ||
| Query Insights Query analysis and index recommendations | ||
| Performance | ||
| Connection Pooling Built-in for serverless environments | ||
| Reliability | ||
| Automatic Failover Replica sets | ||
| Automatic Backups Point-in-time recovery available | ||
| Pricing | ||
| Free Tier (M0) Perpetual, 512MB | ||
| Transparent Pricing Complex cost model | ||
| Free Tier Removed March 2024 | ||
| Features | ||
| Built-in Auth/Storage Needs external tools | ||
| Real-time Subscriptions Limited vs Supabase | ||
| Usability | ||
| GUI/Visual Editor SQL console only, no rich GUI | ||
| Developer | ||
| CLI Tool (pscale) Full-featured command line interface | ||
| Security | ||
| SSO/SAML Enterprise plan only | ||
| Audit Logs Enterprise plan only | ||