Databases · head to head
DuckDB vs Preset

DuckDB
Databases
MIT-licensed analytical SQL database that runs inside your process, with no server, no dependencies and one writer at a time.
- From
- Free
- Rated
- -
The short version
- Each has a real cost: DuckDB a database file accepts one read-write process at a time; other processes must open it read-only and will not see subsequent writes, so DuckDB cannot be the shared database behind several services.; Preset limited SQL IDE advanced features compared to specialized query tools
- They diverge on capability: DuckDB covers In-process execution, Preset covers Managed Superset.
- Prices and features above were last checked on 30 August 2026.
Where they differ
Only the attributes on which DuckDB and Preset actually diverge.
Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), founded (2019).
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 DuckDB
- In-process execution
- Vectorised columnar engine
- Direct file querying
- Zero dependencies
- Larger-than-memory queries
- MIT licence
- Postgres-flavoured SQL
- Extension ecosystem
Only in Preset
- Managed Superset
- Auto-scaling
- Enterprise Security
- Custom Branding
- API Access
- Snowflake
- BigQuery
- Redshift
What people use each for
The jobs each tool is most often brought in to do.
DuckDB
- Transformation steps in a data pipeline that would otherwise need Spark, replaced by SQL over Parquet in a single processnot Preset
- Analytical queries embedded in an application or a dashboard where shipping a database server alongside it is not acceptablenot Preset
- Local exploration of files that are too large for a pandas dataframe but far too small to justify a warehousenot Preset
- Continuous integration and testing of analytical SQL, where a real engine can run in the test process without provisioning anythingnot Preset
Preset
- Self-service analyticsnot DuckDB
- Data explorationnot DuckDB
- Ad-hoc reportingnot DuckDB
- Collaborative analysisnot DuckDB
- Embedded analyticsnot DuckDB
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
DuckDB
- A database file accepts one read-write process at a time; other processes must open it read-only and will not see subsequent writes, so DuckDB cannot be the shared database behind several services.
- There is no network protocol, authentication or user management, so exposing it to remote clients means writing and securing your own service around it.
- It is built for scans and aggregations, not for many small transactions, so a workload of high-frequency single-row inserts and updates performs badly compared with SQLite or Postgres.
- Storage files are backwards compatible but not forwards compatible, so a file written by a newer version cannot be read by an older one and every consumer of a shared file must be upgraded together.
- Query memory settings matter: some operations still need to hold significant state, so an under-configured memory limit turns a large join or a high-cardinality aggregation into a spill-heavy query or an out-of-memory failure rather than a slow success.
Preset
- Limited SQL IDE advanced features compared to specialized query tools
- Viewer licenses add substantial cost for embedded analytics deployments
- Dataset-centric approach requires preprocessing by data teams for some use cases
Pricing, plan by plan
DuckDB
FreeNo published plan breakdown. See the DuckDB review.
Preset
FreeNo published plan breakdown. See the Preset review.
Which should you pick?
Choose DuckDB if
- You need in-process execution.
- You want to start without paying.
- You work on Linux, macOS, Windows, WebAssembly.
- You also want vectorised columnar engine.
Choose Preset if
- You need managed superset.
- You want to start without paying.
- You work on Web, Cloud.
- You also want auto-scaling.
Questions people ask
- Is DuckDB or Preset better?
- Neither clearly leads. DuckDB starts at Free and Preset at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, DuckDB or Preset?
- DuckDB starts at Free and Preset at Free.
- Does DuckDB or Preset run on more platforms?
- DuckDB runs on Linux, macOS, Windows, WebAssembly. Preset runs on Web, Cloud.
- Can I use DuckDB for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is DuckDB best used for?
- DuckDB is most often used for transformation steps in a data pipeline that would otherwise need spark, replaced by sql over parquet in a single process, analytical queries embedded in an application or a dashboard where shipping a database server alongside it is not acceptable, local exploration of files that are too large for a pandas dataframe but far too small to justify a warehouse, continuous integration and testing of analytical sql, where a real engine can run in the test process without provisioning anything. Of those, transformation steps in a data pipeline that would otherwise need spark, replaced by sql over parquet in a single process and analytical queries embedded in an application or a dashboard where shipping a database server alongside it is not acceptable are not what Preset is typically brought in for.
- What can DuckDB do that Preset cannot?
- DuckDB covers In-process execution, Vectorised columnar engine, Direct file querying, Zero dependencies. Preset covers Managed Superset, Auto-scaling, Enterprise Security, Custom Branding.
Answered from the vendors’ own pages
DuckDB: Can multiple applications share one DuckDB database?
Not for writing. One process holds the database read-write; others may attach read-only and will not see later writes. Shared multi-writer access needs a different database or a table format with a catalogue.
Preset: Is Preset free?
Preset offers a free tier for small teams called Starter with 5 users and no credit card required. Paid plans start at $25 per user per month.
SourceDuckDB: Is it a replacement for a data warehouse?
For single-node analytical workloads up to a few hundred gigabytes it very often is. It is not a replacement when many concurrent users need a shared, governed, always-on service.
Preset: Can I export my data from Preset?
Yes. Preset uses Apache Superset and the founders contribute over 75% of commits to the open-source project, enabling migration to Superset without vendor lock-in.
SourceDuckDB: Do I have to load data into it?
No. It queries Parquet, CSV, JSON and Arrow in place, including on object storage. Its own storage format is optional and mainly useful when you want indexes, constraints and faster repeated access.
Preset: Does Preset include embedded analytics?
Yes. Embedded dashboards are available on Professional and Enterprise plans, with viewer licenses starting at $500 per month for 50 licenses.
SourceDuckDB: What is MotherDuck's relationship to it?
MotherDuck is a separate company offering a managed and hybrid service built on the DuckDB engine. DuckDB itself remains MIT-licensed and independent of it, with the IP held by the DuckDB Foundation.
Preset: What is the enterprise pricing for Preset?
Enterprise plans are custom quoted. The median buyer pays $35,495 per year.
SourceDuckDB: Is it suitable for OLTP?
No. It is designed for analytical scans. For transactional workloads with frequent small writes, SQLite or Postgres is the right tool.
Preset: Does Preset support AI-powered analytics?
Yes. As of 2026, Preset includes an AI Chatbot and MCP (Model Context Protocol) integration for building charts and dashboards via natural language.
SourceRelated pages
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