2026 Head-to-Head Comparison Matrix
Supabase vs PlanetScale MySQL
Detailed comparison of feature capabilities and pricing models (Free Tier ($25.00/mo Pro) vs $39.00/mo), and editorial verdicts.
Executive Editorial Verdict
Supabase for PostgreSQL / PlanetScale for Massive Scale MySQL
Supabase is the leader for modern Postgres and AI vector search; PlanetScale is built on Vitess to handle billions of horizontal MySQL queries.
Pick Supabase If:AI applications, pgvector, and relational Next.js full-stack apps.
Pick PlanetScale MySQL If:High-concurrency e-commerce and horizontal MySQL sharding.
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Starting PriceFree Tier ($25.00/mo Pro)
Supabase
The open-source Firebase alternative built on enterprise PostgreSQL.
Key Strengths:
Dedicated enterprise PostgreSQL database with pgvector AI embeddings
Row Level Security (RLS) native access control policies
Realtime Postgres database change subscriptions
Open-source architecture runnable via Docker self-hosting
🪐
Starting Price$39.00/mo
PlanetScale MySQL
Serverless MySQL database platform with Git-like database branching.
Key Strengths:
Serverless MySQL database platform with Git-like database branching.
Listed starting price: $39.00/mo — verify current pricing with the vendor before purchase.
📊 Side-by-Side Comparison Matrix
| Comparison Metric | Supabase | PlanetScale MySQL |
|---|---|---|
| Starting Price | Free Tier ($25.00/mo Pro) | $39.00/mo |
| Pricing Model | Free Tier | Monthly Subscription |
| Best Suited For | Developers who want open-source PostgreSQL power, Row Level Security (RLS), and zero vendor lock-in. | Buyers comparing tools in the backend architecture category. |
| Category | backend architecture | backend architecture |
| Direct Access | Open Supabase ↗ | Open PlanetScale MySQL ↗ |
💡 Key Decision Factors Before Buying
# 1PostgreSQL + pgvector vs Vitess MySQL
# 2Schema Migration Safety & Zero-Downtime Deployments
# 3Built-in Auth & Realtime Subscriptions in Supabase
# 4Horizontal Sharding at Enterprise Scale