What you are actually buying
Managed WordPress is shared or container hosting with opinions. The host tunes the stack for one application, handles updates, and staffs support with people who know what a plugin conflict looks like.
The headline features - staging, automatic backups, server-level caching - are all things you could assemble yourself on a cheaper plan. The question is whether your time is worth the gap.
The trade-offs
Restrictions are the price of the tuning.
- Caching and backup plugins are usually banned because the platform already does both.
- Some hosts limit long-running or cron-heavy plugins to protect shared resources.
- File-level access can be narrower than on a plain plan or a VPS.
A simple decision rule
If the site generates revenue and there is no one whose job is server maintenance, managed pays for itself the first time it prevents a broken update from going live.
If it is a hobby project, or you are comfortable maintaining the stack, plain shared hosting plus a caching plugin gets you 90 percent of the way for a fraction of the price.
Takeaway: Worth it if the site earns money and nobody on the team wants to be the sysadmin.