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Databases · head to head

SurrealDB vs YugabyteDB

SurrealDB logo

SurrealDB

Databases

Multi-model database combining documents, graphs, vectors and time-series

From
Free
Rated
-
Full reviewWebsite
YugabyteDB logo

YugabyteDB

Databases

Open source distributed SQL database for cloud native apps

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: SurrealDB the listed $0.192/node/hr Scale pricing lacks transparent higher-tier rates, requiring a sales conversation for full production sizing.; YugabyteDB missing PostgreSQL functions and extensions despite claiming compatibility
  • They diverge on capability: SurrealDB covers Multi-model engine, YugabyteDB covers PostgreSQL Compatible.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which SurrealDB and YugabyteDB actually diverge.

Attributes where SurrealDB and YugabyteDB differ
AttributeSurrealDBYugabyteDB
Pricing modelusage-basedUnknown
Platformsweb, api, windows, mac, linuxCloud, On-premises, Kubernetes
Founded20222016

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Databases).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in SurrealDB

  • Multi-model engine
  • ACID transactions
  • Hybrid retrieval
  • Horizontal scaling
  • Multi-region disaster recovery
  • FIPS-compliant cryptography

Only in YugabyteDB

  • PostgreSQL Compatible
  • Distributed SQL
  • Geo-distribution
  • Linear Scalability
  • High Availability
  • ACID Transactions
  • CDC Support
  • PostgreSQL

What people use each for

The jobs each tool is most often brought in to do.

SurrealDB

  • AI agent memory and retrieval-augmented generationnot YugabyteDB
  • Applications needing documents, graphs and vectors in one databasenot YugabyteDB
  • Knowledge graph construction from unstructured datanot YugabyteDB
  • Regulated workloads requiring SOC2/ISO27001/HIPAA-eligible hostingnot YugabyteDB

YugabyteDB

  • Transaction processingnot SurrealDB
  • Data storagenot SurrealDB
  • Application backendnot SurrealDB
  • Reportingnot SurrealDB
  • Data analyticsnot SurrealDB

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

SurrealDB

  • The listed $0.192/node/hr Scale pricing lacks transparent higher-tier rates, requiring a sales conversation for full production sizing.
  • As a newer multi-model database, it has a smaller ecosystem of drivers, ORMs and community tooling than established single-model databases.
  • HIPAA compliance is only available as an Enterprise add-on rather than included in standard paid tiers.
  • Combining multiple data models in one engine can add query-planning complexity compared to purpose-built single-model databases.

YugabyteDB

  • Missing PostgreSQL functions and extensions despite claiming compatibility
  • Not a true PostgreSQL replacement requiring schema and query compatibility testing before migration
  • Requires careful isolation level management or risk data corruption in production
  • Lacks built-in OLAP capabilities, requiring external systems for analytics
  • Coupled compute and storage scaling reduces optimization flexibility

Pricing, plan by plan

SurrealDB

Free
  • StartFree
    • 1 free instance, then from $0.021/hr
    • 1GB storage free forever
    • Vertical scaling to terabytes
  • Scale$0.192/month
    • $0.192/node/hr
    • Production-grade fault tolerance
    • Horizontal scaling to petabytes
  • Enterprise$undefined/month
    • Self-hosted, custom pricing
    • Clustered fault-tolerant deployments
    • FIPS-compliant cryptography

YugabyteDB

Free

No published plan breakdown. See the YugabyteDB review.

Which should you pick?

Choose SurrealDB if

  • You need multi-model engine.
  • You want to start without paying.
  • You work on web, api, windows, mac, linux.
  • You also want acid transactions.
SurrealDB review

Choose YugabyteDB if

  • You need postgresql compatible.
  • You want to start without paying.
  • You work on Cloud, On-premises, Kubernetes.
  • You also want distributed sql.
YugabyteDB review

Questions people ask

Is SurrealDB or YugabyteDB better?
Neither clearly leads. SurrealDB starts at Free and YugabyteDB at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, SurrealDB or YugabyteDB?
SurrealDB starts at Free and YugabyteDB at Free.
Does SurrealDB or YugabyteDB run on more platforms?
SurrealDB runs on web, api, windows, mac, linux. YugabyteDB runs on Cloud, On-premises, Kubernetes.
Can I use SurrealDB for free?
Both have a free tier, so you can try either at no cost before committing.
What is SurrealDB best used for?
SurrealDB is most often used for ai agent memory and retrieval-augmented generation, applications needing documents, graphs and vectors in one database, knowledge graph construction from unstructured data, regulated workloads requiring soc2/iso27001/hipaa-eligible hosting. Of those, ai agent memory and retrieval-augmented generation and applications needing documents, graphs and vectors in one database are not what YugabyteDB is typically brought in for.
What can SurrealDB do that YugabyteDB cannot?
SurrealDB covers Multi-model engine, ACID transactions, Hybrid retrieval, Horizontal scaling. YugabyteDB covers PostgreSQL Compatible, Distributed SQL, Geo-distribution, Linear Scalability.

Answered from the vendors’ own pages

SurrealDB: What does SurrealDB cost?

SurrealDB Cloud's Start plan is free with one free instance (then from $0.021/hr), the Scale plan runs $0.192/node/hr for production workloads, and Enterprise self-hosted deployments use custom pricing.

Source
YugabyteDB: Is YugabyteDB a true drop-in replacement for PostgreSQL?

No, YugabyteDB is PostgreSQL-compatible but not a zero-change drop-in replacement. It requires compatibility testing with queries, stored procedures, and ORM configurations before migration.

Source
SurrealDB: Is there a free plan and what are its limits?

Yes, the Start plan includes one free instance with 1GB of storage free forever and 1GB of outbound data transfer per month, aimed at prototypes and development.

Source
YugabyteDB: What isolation levels does YugabyteDB support?

YugabyteDB allows per-query selection between serializable isolation for critical operations and read-committed for analytics. However, this flexibility requires careful management to avoid accidental data corruption.

Source
SurrealDB: How is billing handled?

Customers are invoiced monthly based on actual usage in a pay-as-you-go model with no long-term commitments, though commitment-based discounts are available.

Source
YugabyteDB: Does YugabyteDB support both SQL and NoSQL workloads?

Yes, YugabyteDB offers YSQL for PostgreSQL-compatible SQL and YCQL for Cassandra-like NoSQL workloads, using the same DocDB storage engine to support both simultaneously.

Source
YugabyteDB: Can YugabyteDB scale compute and storage independently?

No, YugabyteDB couples compute and storage scaling, unlike TiDB which separates them. This means scaling decisions are less flexible and optimization is more complex.

Source
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