Alas, all the competitors are now moribund, and much of the market couldn't give two hoots about privacy issues.
Perfectly suitable for daily use, typing from such a device just now. :) IIRC there is a community port for PinePhone as well.
Also they might want to avoid doing business in countries that support software patents and are over litigious over that (eq. USA).
But this limitation is pretty much artificial - the only thing you need to do from the EU is buying the image. This can be achieved via an EU based VPN (reportedly the built in VPN in Opera works) and AFAIK any mainstream payment card will work (does not have to be from an EU country).
Once you got the license and installation image, there are no real EU specific limitations. I have used Sailfish OS twice while on a trip in Japan and all worked just fine - repo access, etc. Also from the download statistics from OpenRepos (a community package repository for Sailfish OS), you can see there is a lot of users from countries that are not officially supported: