CockroachDB vs FaunaDB: Which is Better in 2026?
Choosing between CockroachDB and FaunaDB 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 FaunaDB if you need its specific feature set.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
CockroachDB
Distributed SQL database built for cloud
Best for you if:
- • You want a free tier before you commit
- • You want distributed SQL
- • You want postgreSQL compatible
FaunaDB
Serverless document database with GraphQL
Best for you if:
- • You want serverless database
- • You want global distribution
| At a Glance | CockroachDB | FaunaDB |
|---|---|---|
Starts at | FreeFree tier available | Custom |
Best For | Data & Databases | Data & Databases |
Rating | 4.3/5 | 4.4/5 |
Free plan | Yes | No |
Choose CockroachDB or FaunaDB?
Choose CockroachDB if
Distributed SQL database built for cloud
- You want a free tier before you commit
- You want distributed SQL
- You want postgreSQL compatible
Choose FaunaDB if
Serverless document database with GraphQL
- You want serverless database
- You want global distribution
| Feature | CockroachDB | FaunaDB |
|---|---|---|
| Pricing Model | Freemium | Paid |
| User Rating | ★4.3/5 29 reviews | ★4.4/5 93 reviews |
| Categories | Data & DatabasesCloud & Infrastructure | Data & DatabasesServerless |
In-Depth Analysis
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
- +Distributed SQL
- +PostgreSQL compatible
- +Multi-region
- +Strong consistency
- +Good scaling
Weaknesses
- -Complex operations
- -Expensive at scale
- -Learning curve
- -Latency vs single-node
- -Specific use cases
Key features
FaunaDB
Serverless document database with GraphQL
FaunaDB's pricing is quite generous, especially with its robust Free tier offering 100K reads, 50K writes, and 500K compute ops, which is substantial for many small projects.
Watch out
Data storage costs not explicitly detailed
Strengths
- +Serverless database
- +Global distribution
- +ACID transactions
- +GraphQL support
- +Good for serverless
Weaknesses
- -Expensive at scale
- -Learning curve
- -FQL unique
- -Debugging harder
- -Vendor lock-in
Key features
Pricing: CockroachDB vs FaunaDB
| Plan | CockroachDB | FaunaDB |
|---|---|---|
| Tier 1 | Free Basic | Free |
| Tier 2 | $0.18 /hour (2 vCPUs) Standard | Free Pay as you go |
| Tier 3 | $0.6 /hour (4 vCPUs) Advanced | N/A |
Pricing verified from each vendor's public pricing page. Compare in detail on CockroachDB pricing and FaunaDB pricing.
Who Should Use What?
On a budget?
CockroachDB has a free tier. FaunaDB is paid only.
Go with: CockroachDB
Want the highest-rated option?
CockroachDB: 4.3/5 (29 reviews). FaunaDB: 4.4/5 (93 reviews).
Go with: FaunaDB
Value user reviews?
CockroachDB: 29 reviews (4.3/5). FaunaDB: 93 reviews (4.4/5).
Go with: FaunaDB
3 Questions to Help You Decide
What's your budget?
CockroachDB is freemium. FaunaDB is paid. CockroachDB lets you start free.
What's your use case?
Both are data & databases tools. Compare their specific features to decide.
How important are ratings?
FaunaDB is rated higher: 4.4/5 vs 4.3/5.
Key Takeaways
CockroachDB
- Free tier available
- Our pick for this comparison
FaunaDB
- Higher user rating: 4.4/5 vs 4.3/5
- Larger review base (93 reviews)
The Bottom Line
CockroachDB wins this matchup. PostgreSQL is our overall Data & Databases pick. PostgreSQL is our free Data & Databases pick.
Frequently Asked Questions
Is CockroachDB or FaunaDB better?
CockroachDB is rated in our evaluation. CockroachDB is freemium and FaunaDB is paid.
What are CockroachDB and FaunaDB used for?
CockroachDB: Distributed SQL database built for cloud. FaunaDB: Serverless document database with GraphQL.
What does CockroachDB cost vs FaunaDB?
CockroachDB is freemium (free tier + paid plans). FaunaDB is a paid tool. Visit their websites for detailed pricing.