It adds a banner at the top of the search results :
“ There's no need to download a new web browser.
Microsoft recommends using Microsoft Edge for a fast, secure, and modern web experience that can help save you time and money.
Try now”
Even more bizarrely it puts Opera as the top result, at least here in the UK.
The advantage of a keyboard-initiated search is that it works in all apps (or damned well should).
Mind: on Android, with a keyboard (bluetooth), poor app support is frustratingly apparent. Even where basic keyboard input is recognised, obvious things don't work as expected.
In Pocket, the backspace/delete keys won't delete tags.
In PocketBook (an eBook reader), hitting space when entering a search term (which cannot be initiated with Ctrl-F) ... scrolls forward in the document.
yes android physical keyboard support is completely useless.
I bought one of those foldy keyboard android tablets thinking I could use it as an about the house small laptop, but the issues you describe, and yet others, made it an utterly futile exercise.