ClickHouse vs DuckDB: Which Should You Choose in 2026?
Choosing between ClickHouse and DuckDB 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.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
ClickHouse
Fast open-source analytics database
Best for you if:
- • You want the higher-rated option (9.0/10 vs 8.8/10)
- • You need etl & data pipelines features specifically
- • ClickHouse is a column-oriented database for real-time analytics on massive datasets
- • It delivers sub-second query performance on billions of rows for OLAP workloads
DuckDB
In-process analytics database
Best for you if:
- • You need something completely free
- • You need database builders features specifically
- • DuckDB is an embedded analytical database designed for fast OLAP queries in applications
- • It runs SQL queries directly on Parquet, CSV, and JSON files without a server
| At a Glance |  ClickHouse |  DuckDB |
|---|---|---|
Price | Paid | Free |
Best For | ETL & Data Pipelines | Database Builders |
Rating | 90/100 | 88/100 |
| Feature | ClickHouse | DuckDB |
|---|---|---|
| Pricing Model | Paid | Free |
| Editorial Score | 90 | 88 |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | ETL & Data PipelinesData Warehouses | Database BuildersData Warehouses |
Understanding the Differences
Both ClickHouse and DuckDB solve similar problems, but they approach them differently.ClickHouse positions itself as "fast open-source analytics database" while DuckDBfocuses on "in-process analytics database". These differences matter depending on what you're trying to accomplish.
When to Choose ClickHouse
ClickHouse makes sense if you're looking for a comprehensive paid solution. With a score of 90/100, it's our top pick in this comparison.
When to Choose DuckDB
DuckDB is worth considering if you need a free tool.
Who Should Use What?
Bootstrapped or small team?
DuckDB won't cost you anything to start, which is exactly what early-stage teams need.
We'd pick: DuckDB
Growing fast?
Your team doubled last quarter and you need tools that won't break when you add 50 more people. ClickHouse handles scale better in our testing.
We'd pick: ClickHouse
Enterprise with complex needs?
You need SSO, compliance certifications, and a support team that picks up the phone. ClickHouse is built for organizations like yours.
We'd pick: ClickHouse
Still not sure? Answer these 3 questions
How much can you spend?
Zero budget? DuckDB won't cost you anything.
Do you care what other users think?
Both have similar review counts. Read a few before you commit.
Expert opinion or crowd wisdom?
Our team rated ClickHouse higher (90/100). But the community has upvoted DuckDB more (0 votes). Pick your source of truth.
Key Takeaways
What ClickHouse Does Better
- Higher overall score (90/100)
- Our recommendation for most use cases
Consider DuckDB If
- You need a completely free solution
- Its specific features better match your workflow
- You prefer its interface or design approach
The Bottom Line
If we had to pick one, we'd go with ClickHouse (90/100). But the honest answer is that "better" depends on your situation. ClickHouse scores higher in our analysis, but DuckDB might be the right choice if its specific strengths align with what you need most. Take advantage of free trials to test both before committing.
Frequently Asked Questions
Is ClickHouse or DuckDB better?
Based on our analysis, ClickHouse scores higher with 90/100. ClickHouse ispaid while DuckDB is free. The best choice depends on your specific needs and budget. We recommend testing both with free trials if available.
Can I switch from ClickHouse to DuckDB easily?
Migration difficulty varies. Check if both tools support data export/import in compatible formats. Some tools offer migration assistance or have integration partners who can help with the transition.
Do ClickHouse and DuckDB offer free trials?
Most software in this category offers free trials or free tiers. ClickHouse is paid with potential trial.DuckDB is completely free. Visit their websites for current trial offers.