Databases comparisons

Side-by-side prices and plain advice for the managed database choices that move the bill: RDS or Aurora, DynamoDB capacity modes, and which ElastiCache engine to run.

Relational databases

RDS vs Aurora

Instance, storage and high-availability cost for PostgreSQL and MySQL

View comparison →NoSQL

DynamoDB on-demand vs provisioned

When provisioned capacity beats paying per request

View comparison →Caching

Valkey vs Redis vs Memcached

Same node sizes, different engines, different bills

View comparison →