Supabase (Postgres + Auth) vs. PlanetScale (Vitess MySQL) — Interactive Cost & Performance Calculator
Compare Supabase (Postgres + Auth) vs PlanetScale (Vitess MySQL) side-by-side. Use our interactive calculator to estimate exact monthly costs, savings, and performance trade-offs at your scale.
Supabase (Postgres + Auth)
Best for: Full-stack Postgres with Row-Level Security & Realtime
PlanetScale (Vitess MySQL)
Best for: Horizontal MySQL sharding & zero-downtime migrations
Side-by-Side Technical & Commercial Breakdown: Supabase (Postgres + Auth) vs. PlanetScale (Vitess MySQL)
| Dimension | Supabase (Postgres + Auth) | PlanetScale (Vitess MySQL) |
|---|---|---|
| Platform Provider | Supabase | PlanetScale |
| Base Monthly Plan | $25/mo | $39/mo |
| Compute Rate (per 1M reqs) | $0.20 | $0.15 |
| Storage / Bandwidth (per GB) | $0.125/GB | $0.250/GB |
| Typical Cold Start | 0 ms (Dedicated Postgres) | 0 ms (Clustered) |
| Included Free Tier | 500MB database + 50,000 MAUs | Enterprise trial |
| Best Use Case | Full-stack Postgres with Row-Level Security & Realtime | Horizontal MySQL sharding & zero-downtime migrations |
Frequently Asked Questions
Which is more cost-effective in 2026: Supabase (Postgres + Auth) or PlanetScale (Vitess MySQL)?
It depends on your workload volume. Use the interactive sliders above to model your exact monthly scale. Supabase (Postgres + Auth) (Full-stack Postgres with Row-Level Security & Realtime) and PlanetScale (Vitess MySQL) (Horizontal MySQL sharding & zero-downtime migrations) have different unit economics that cross over as volume scales.
When should an engineering team choose Supabase (Postgres + Auth) over PlanetScale (Vitess MySQL)?
Choose Supabase (Postgres + Auth) when your primary priority is: Full-stack Postgres with Row-Level Security & Realtime. Choose PlanetScale (Vitess MySQL) when you prioritize: Horizontal MySQL sharding & zero-downtime migrations.