MariaDB vs CockroachDB: Which is Better in 2026?
Choosing between MariaDB and CockroachDB comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Bottom line: CockroachDB wins this matchup. PostgreSQL is our overall Data & Databases pick. PostgreSQL is our free Data & Databases pick. Pick MariaDB if you need a fully free option.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
MariaDB
Open-source relational database from MySQL creators
Best for you if:
- • You want a fully free tool (CockroachDB requires payment)
CockroachDB
Distributed SQL database built for cloud
Best for you if:
- • You want distributed SQL
| At a Glance | MariaDB | CockroachDB |
|---|---|---|
Starts at | Free 100% free | Free Free plan |
Category | Data & Databases Managed Databases | Data & Databases Cloud & Infrastructure |
Rating | 4.4/5 G2 4.4 226 reviews | 4.3/5 G2 4.3 29 reviews |
Free plan | Yes | Yes |
Watch out for | n/a | Request Unit consumption varies dramatically by query complexity. A simple key lookup costs ~1 RU, but a full table scan or complex JOIN can consume thousands of RUs. The 50M free RUs can evaporate quickly with unoptimized queries. |
Choose MariaDB or CockroachDB?
Choose MariaDB if
- You want a fully free tool (CockroachDB requires payment)
- You want MySQL fork, compatible
- You want open source
Choose CockroachDB if
- You want distributed SQL
- You want PostgreSQL compatible
- Budget matters (Free vs Free)
In-Depth Analysis
MariaDB
Open-source relational database from MySQL creators
MariaDB's pricing is very generous, offering a fully-featured Community edition for free.
Strengths
- Pro: MySQL fork, compatible
- Pro: Open source
- Pro: Active development
- Pro: Good performance
- Pro: Enterprise features free
Weaknesses
- Con: Diverging from MySQL
- Con: Smaller ecosystem
- Con: Some tools MySQL-only
- Con: Documentation gaps
- Con: Less cloud support
Key features
CockroachDB
Distributed SQL database built for cloud
CockroachDB offers one of the most compelling free tiers in the database market, 50M Request Units and 10 GiB storage per month with scale-to-zero is enough to run a real production app at low traffic for free.
Watch out
Request Unit consumption varies dramatically by query complexity. A simple key lookup costs ~1 RU, but a full table scan or complex JOIN can consume thousands of RUs. The 50M free RUs can evaporate quickly with unoptimized queries.
Strengths
- Pro: Distributed SQL
- Pro: PostgreSQL compatible
- Pro: Multi-region
- Pro: Strong consistency
- Pro: Good scaling
Weaknesses
- Con: Complex operations
- Con: Expensive at scale
- Con: Learning curve
- Con: Latency vs single-node
- Con: Specific use cases
Key features
Pricing: MariaDB vs CockroachDB
| Plan | MariaDB | CockroachDB |
|---|---|---|
| Tier 1 | Free Community | Free Basic |
| Tier 2 | $65 month SkySQL | $0.18 /hour (2 vCPUs) Standard |
| Tier 3 | N/A | $0.6 /hour (4 vCPUs) Advanced |
Pricing verified from each vendor's public pricing page. Compare in detail on MariaDB pricing and CockroachDB pricing.
Key Takeaways
CockroachDB
- Free tier available
- Our pick for this comparison
MariaDB
- Completely free
- Higher user rating: 4.4/5 vs 4.3/5
- Larger review base (226 reviews)
The Bottom Line
CockroachDB wins this matchup. PostgreSQL is our overall Data & Databases pick. PostgreSQL is our free Data & Databases pick. That said, MariaDB is free, hard to beat on price.
Frequently Asked Questions
Is MariaDB or CockroachDB better in 2026?
CockroachDB wins this matchup. PostgreSQL is our overall Data & Databases pick. PostgreSQL is our free Data & Databases pick. Pick MariaDB for data & databases workflows (main strength: MySQL fork, compatible). Pick CockroachDB for data & databases workflows (main strength: distributed SQL).
What are MariaDB and CockroachDB used for?
MariaDB: Open-source relational database from MySQL creators. CockroachDB: Distributed SQL database built for cloud.
What does MariaDB cost vs CockroachDB?
MariaDB's paid plans start at Free (SkySQL). CockroachDB's paid plans start at Free (Standard).
What's the main difference between MariaDB and CockroachDB?
MariaDB's main strength: MySQL fork, compatible. CockroachDB's main strength: distributed SQL.