AWS Lambda vs. PlanetScale (Vitess MySQL) — Interactive Cost & Performance Calculator
Compare AWS Lambda vs PlanetScale (Vitess MySQL) side-by-side. Use our interactive calculator to estimate exact monthly costs, savings, and performance trade-offs at your scale.
AWS Lambda
Best for: Deep AWS ecosystem event-driven microservices
PlanetScale (Vitess MySQL)
Best for: Horizontal MySQL sharding & zero-downtime migrations
Side-by-Side Technical & Commercial Breakdown: AWS Lambda vs. PlanetScale (Vitess MySQL)
| Dimension | AWS Lambda | PlanetScale (Vitess MySQL) |
|---|---|---|
| Platform Provider | Amazon Web Services | PlanetScale |
| Base Monthly Plan | $0/mo | $39/mo |
| Compute Rate (per 1M reqs) | $0.85 | $0.15 |
| Storage / Bandwidth (per GB) | $0.090/GB | $0.250/GB |
| Typical Cold Start | 80–350 ms | 0 ms (Clustered) |
| Included Free Tier | 1M requests + 400,000 GB-sec/mo | Enterprise trial |
| Best Use Case | Deep AWS ecosystem event-driven microservices | Horizontal MySQL sharding & zero-downtime migrations |
Frequently Asked Questions
Which is more cost-effective in 2026: AWS Lambda or PlanetScale (Vitess MySQL)?
It depends on your workload volume. Use the interactive sliders above to model your exact monthly scale. AWS Lambda (Deep AWS ecosystem event-driven microservices) 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 AWS Lambda over PlanetScale (Vitess MySQL)?
Choose AWS Lambda when your primary priority is: Deep AWS ecosystem event-driven microservices. Choose PlanetScale (Vitess MySQL) when you prioritize: Horizontal MySQL sharding & zero-downtime migrations.