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It's a split decision.
Choose MySQL for a database platform covering transaction processing, analytics, embedded products, or Enterprise support. Choose Redis for real-time caching, streaming, vector search, agent memory, or multi-region cloud. Both have free plans, but Redis Essentials starts at $5/month, while MySQL Standard starts at $2,140 per server per year. Redis Pro has a $200/month minimum. These are different kinds of platforms, so match the workload before comparing price.
01Side by side
| MySQL | Redis | |
|---|---|---|
| Starting price | Free; Standard: $2,140/server/year | Free; Essentials: $5/month minimum |
| Free plan | Free under GPL; limits unpublished | Free; 30 MB, one shared database |
| Best for | Transactions, analytics, embedded products | Real-time apps, caching, AI agents |
| Core strength | Transactions, analytics, machine learning, AI | Caching, streaming, vector search, agent memory |
| Learning curve | Not published | Not published |
| Data capabilities | Community, Enterprise, Cluster, HeatWave | Caching, streaming, search, multi-region replication |
| Team / seat costs | Licensed per server; socket tiers apply | RAM and usage plans; seat pricing unpublished |
| Support | Enterprise includes technical support | Free community; Essentials basic support |
MySQL Choose MySQL if
- Choose MySQL if you need transactions, analytics, or embedded products.
- Choose MySQL if Enterprise management tools and support matter.
- Choose MySQL if your application depends on MySQL compatibility.
Redis Choose Redis if
- Choose Redis if you need caching, streaming, or vector search.
- Choose Redis if AI agents need memory and context.
- Choose Redis if active-active multi-region cloud is important.
02Pricing compared
Both products have a free option, but their paid pricing uses different units. MySQL Community Edition is free under GPL. MySQL Standard starts at $2,140 per server per year for 1–4 socket servers; the pricing page lists $4,280 per year for 5+ sockets. Monthly prices are not published. Enterprise starts at $5,350 per server per year for 1–4 sockets, with a 30-day trial; 5+ sockets costs $10,700 per year.
Redis Free includes 30 MB and one database. Essentials starts at $5 per month, with 250 MB–100 GB RAM and SSD. Pro has a $200 monthly minimum and includes active-active multi-region. Its first $200 is free. Redis’s annual price is not published. Compare total deployment needs, not just entry prices.
03Features and depth
MySQL is the broader fit when the workload centers on a database platform for transaction processing, analytics, or embedded products. Its offerings include Community, Enterprise, Cluster, and HeatWave. HeatWave combines transactions with lakehouse-scale analytics in a cloud service; MySQL AI adds machine learning and generative AI capabilities. Enterprise Edition includes advanced features, management tools, and technical support. MySQL Classic is available through OEM and embedded licensing, but its price is not published.
Redis focuses on real-time data capabilities: caching, streaming, search, and data for AI applications. Its listed features include vector search, agent memory and context, multi-region active-active replication, and tiered RAM-and-flash storage. Pro adds active-active multi-region, while the Enterprise option lists dedicated RAM and SSD architecture and multi-cloud or hybrid deployment with an annual plan. These are different toolsets, not simple substitutes. Choose based on whether you need a database platform or real-time data capabilities alongside an application.
04Ease of use and learning curve
The available product and pricing details do not publish setup steps or a learning-curve comparison, so we would not call either one easier to configure. Redis’s plan choice is framed around deployment and scale: shared cloud on Free and Essentials, dedicated multi-region cloud on Pro, and dedicated or hybrid options under Enterprise.
MySQL requires a different set of decisions for paid use: edition, server socket tier, and per-server licensing. Community Edition is free under GPL; Enterprise and Cluster have separate prices and features. Before switching, map the workload and deployment model to the plan. The listed prices alone do not tell you migration effort or operating complexity.
Questions people ask
Which is good, MongoDB or MySQL?
The published details cover MySQL and Redis, not MongoDB, so they do not support a direct comparison. For the choice in this article, MySQL is positioned for transaction processing, analytics, and embedded products. We would compare MongoDB against the specific workload and current plan requirements before recommending either.
Is Memcached still used?
The published information does not cover Memcached, so we cannot confirm its current adoption or compare it with Redis. Redis lists caching among its real-time data capabilities, alongside streaming, search, and AI-related features. Whether that breadth matters depends on the needs of the application.
Which database is faster?
The published details include no performance benchmarks, so they do not establish that MySQL or Redis is faster. They describe different use cases: MySQL covers transaction processing and analytics, while Redis focuses on real-time data capabilities such as caching and streaming. Compare performance on the workload you need to run.
Is Postgres or MySQL more popular?
The published information does not include adoption or popularity data for PostgreSQL or MySQL. It describes MySQL’s editions, capabilities, and pricing, but that is not enough to rank market use. Choose between them using your application requirements, compatibility needs, and current licensing costs.