Permanent residents and citizens live nearly identical daily lives in most countries, and the differences, while few, are worth knowing precisely. On the shared side: PRs can generally live and work indefinitely without sponsorship, change employers freely, access public healthcare and social systems on similar terms, send children to public schools, and often pay domestic rather than international university tuition.
The gaps cluster in four areas. Political rights: voting and national office are almost universally reserved for citizens. Employment: certain government, security, and defence roles require citizenship. Security of status: citizenship is near impossible to lose, while PR can lapse through long absences or be revoked after serious convictions, the most underappreciated difference. And travel: PRs keep their original passport, so they may still need visas citizens do not, and many countries require a re-entry permit to keep PR alive during long trips.
PR delivers most of the substance of belonging, but citizens hold the only truly unconditional status. Check your country's absence rules carefully.