QGIS is free. It has multi-language support. It relies on volunteer efforts which is really good. It has huge support on stack exchange. The more you work in QGIS, the more hidden gems you find: interactive pivot tables with GroupStats, adding CSVs with simplicity and the stunning cartographical symobology and labeling options.
ArcGIS is one of the best GIS investments you could ever make. It’s expandable. It has the biggest user community to find answers. It provides tutorials with sample data for you to get hands-on experience. Model builder and automation are top caliber. The specialty software in ArcGIS extension is also a thing of beauty.
In the crudest terms, we’d rank it like this: ArcView Where does ArcGIS triumph?