At the end of editing, after clicking "save" and then "review your changes", there is a diff of changes, but it is fairly small and there doesn't seem to be any way to enlarge it. That would be quite useful with larger changes.
Customize query in gerrit
|mediawiki/extensions/VisualEditor||master||+1 -1||MWSaveDialog: Make the diff screen a larger rather than large size|
|Resolved||Jdforrester-WMF||T78823 Make the diff screen of the save dialog a larger rather than large size|
|Resolved||Jdforrester-WMF||T86396 Have a larger size of dialog than 'large'|