Easy Tech TutsHow to Use Import Mode vs DirectQuery in Power BI (Which to Choose) Easily 2026
By Impran M N
Power BI gives you two core ways to connect to data, Import Mode and DirectQuery, and picking the wrong one can hurt either performance or data freshness. This guide breaks down how each mode works and when to use it, so you can match your connection method to your actual reporting needs. It's aimed at anyone setting up a new report or troubleshooting a slow one.
01Understand how Import Mode works
Import Mode loads a copy of your data into Power BI's own engine, which generally delivers fast performance but relies on scheduled refreshes to stay current.
02Understand how DirectQuery works
DirectQuery leaves the data in its source system and queries it live, which keeps information up to date but depends on the source database's performance.
03Compare performance considerations
Weigh Import Mode's typically faster report interactions against DirectQuery's ability to reflect real-time or near real-time data changes.
04Match the mode to your business scenario
Choose Import Mode for large, less time-sensitive datasets and DirectQuery for scenarios where users need to see current data, such as live operational dashboards.
05Set up the connection in Power BI
Select your preferred mode when connecting to a data source, keeping in mind that this choice affects how the rest of your report behaves.
Frequently asked questions
Which mode is faster, Import Mode or DirectQuery?
Import Mode is generally faster for report interactions because data is stored locally, while DirectQuery speed depends on the performance of the source database.
Can I switch between Import Mode and DirectQuery later?
Switching is possible but can require rebuilding parts of your data model, so it's worth choosing carefully at the start of a project.
Does DirectQuery show real-time data?
It queries the source live each time, which is close to real time, though actual freshness still depends on how current the underlying source data is.
Is there a dataset size limit with Import Mode?
Import Mode has practical size limits based on your Power BI license and available memory, which is one reason very large datasets sometimes favor DirectQuery.
Can I combine Import Mode and DirectQuery in one report?
Yes, Power BI supports composite models that mix both modes, though this adds complexity to how the data model behaves.
Watch the full walkthrough
The same steps, demonstrated on screen from start to finish.
