TerminusDB vs Dgraph: Which is Better in 2026?
Choosing between TerminusDB and Dgraph 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: Dgraph wins this matchup. PostgreSQL is our overall Data & Databases pick. PostgreSQL is our free Data & Databases pick. Pick TerminusDB if you need a free tier to start with.
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:
TerminusDB
Version-controlled graph database for knowledge graphs and complex data.
Best for you if:
- • You want excellent for data provenance and audit trails
Dgraph
Distributed graph database with GraphQL
Best for you if:
- • You want native GraphQL database
| At a Glance | Dgraph | |
|---|---|---|
Starts at | Free Free plan | Free Free plan |
Category | Data & Databases Developer Tools | Data & Databases GraphQL Tools |
Rating | n/a | 4.7/5 G2 4.7 22 reviews |
Free plan | Yes | Yes |
Watch out for | n/a | No clear pricing for scaling Dedicated instances beyond 100GB+. |
Choose TerminusDB or Dgraph?
Choose TerminusDB if
- You want excellent for data provenance and audit trails
- You want simplifies collaborative data projects
Choose Dgraph if
- You want native GraphQL database
- You want distributed
In-Depth Analysis
TerminusDB
Version-controlled graph database for knowledge graphs and complex data.
Strengths
- Pro: Excellent for data provenance and audit trails
- Pro: Simplifies collaborative data projects
- Pro: Robust schema management and evolution
- Pro: Powerful query language for complex relationships
- Pro: Open-source and self-hostable
Weaknesses
- Con: Steep learning curve for new users unfamiliar with graph databases or WOQL
- Con: Community support might be less extensive than more established databases
- Con: Requires understanding of its unique versioning paradigm
Key features
Dgraph
Distributed graph database with GraphQL
Dgraph's pricing is quite generous, especially with its robust Free tier offering 1GB of data and 5K queries/day.
Watch out
No clear pricing for scaling Dedicated instances beyond 100GB+.
Strengths
- Pro: Native GraphQL database
- Pro: Distributed
- Pro: Good performance
- Pro: Horizontally scalable
- Pro: Open source
Weaknesses
- Con: Company had issues
- Con: Smaller community
- Con: Documentation gaps
- Con: Some stability concerns
- Con: Learning curve
Key features
Pricing: TerminusDB vs Dgraph
| Plan | TerminusDB | Dgraph |
|---|---|---|
| Tier 1 | N/A | Free Free |
| Tier 2 | N/A | $99 month Dedicated |
Pricing verified from each vendor's public pricing page. Compare in detail on TerminusDB pricing and Dgraph pricing.
Key Takeaways
Dgraph
- Free tier available
- Our pick for this comparison
TerminusDB
- Choose if you want version-controlled graph database for knowledge graphs and complex data
The Bottom Line
Dgraph wins this matchup. PostgreSQL is our overall Data & Databases pick. PostgreSQL is our free Data & Databases pick.
Frequently Asked Questions
Is TerminusDB or Dgraph better in 2026?
Dgraph wins this matchup. PostgreSQL is our overall Data & Databases pick. PostgreSQL is our free Data & Databases pick. Pick TerminusDB for data & databases workflows (main strength: excellent for data provenance and audit trails). Pick Dgraph for data & databases workflows (main strength: native GraphQL database).
What are TerminusDB and Dgraph used for?
TerminusDB: Version-controlled graph database for knowledge graphs and complex data. Dgraph: Distributed graph database with GraphQL.
What does TerminusDB cost vs Dgraph?
TerminusDB pricing is on their site. Dgraph's paid plans start at Free (Dedicated).
What's the main difference between TerminusDB and Dgraph?
TerminusDB's main strength: excellent for data provenance and audit trails. Dgraph's main strength: native GraphQL database.