What is the unit of length of a vector arrow scaled by a specific scale in QGIS?

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  • 3
    Is that a line layer? What QGIS version do you have?
    – BERA
    Oct 9, 2022 at 16:07
  • Actually it's a raster data and my QGIS version is 3.26.3
    – Yusen T
    Oct 10, 2022 at 1:56

1 Answer 1


A scale factor should be dimensionless, i.e. a line with a length of 1m and 100px scaled 10x should be 10m and 1000px respectively.

The resulting value should still be in the original unit.


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