Several QMLBench benchmarks shows that performance has decreased comparing to 6.9 branch.

Decrease can be seen:

https://testresults.qt.io/grafana/d/5ei7yHViz/qmlbench-daily-results?orgId=1&from=2024-09-17T21:00:00.000Z&to=2025-09-18T20:59:59.000Z&var-benchmark=multiview.qml&var-benchmark=moving-images-simple.qml&var-benchmark=modelaccess_size.qml&var-benchmark=modelaccess_rect.qml&var-benchmark=modelaccess_point.qml&var-benchmark=modelaccess_datetime.qml&var-benchmark=modelaccess_color.qml&var-benchmark=delegates_rowlayout.qml&var-benchmark=delegates_item_childrenRect.qml&var-benchmark=delegates_gridlayout.qml&var-benchmark=delegates_columnlayout.qml&var-benchmark=delegates_basictype_url.qml&var-benchmark=date_getYear.qml&timezone=browser&var-suite=$__all&var-branch=6.9&var-branch=6.10&var-branch=dev&var-hardwareId=Ubuntu_22.04_Foucault_x64&var-CoV=hide&var-graphicsApi=opengl

Or with more exact dates with raspberrypi4 results

Decrease happens between 29th of May and 11th of June 2025
quick3d/multiview.qml

Decrease happens after 6th of February 2025
animations/comparison/moving-images-simple.qml
creation/qml.modelaccess/modelaccess_size.qml
creation/qml.modelaccess/modelaccess_rect.qml
creation/qml.modelaccess/modelaccess_point.qml
creation/qml.modelaccess/modelaccess_datetime.qml
creation/qml.modelaccess/modelaccess_color.qml
creation/layouts/delegates_rowlayout.qml
creation/quick.item/delegates_item_childrenRect.qml
creation/layouts/delegates_gridlayout.qml
creation/layouts/delegates_columnlayout.qml
creation/qml.basictypes/delegates_basictype_url.qml