I think everyday convenience is easy to underestimate. I’d look at whether the connection stays consistent, whether the apps work properly across my devices, and whether switching between locations is straightforward. Privacy information is worth reading too, even if you’re not particularly technical. When I want to compare the practical side of different services, I sometimes browse https://toggle.org/ to see how the available features relate to normal browsing. After that, I’d rather choose something simple enough to use without constantly adjusting settings.