Netlify (without extra features) is simply static hosting. With Lambda, it does add server-side code. Cloud Run is to run a fully custom server, as in an API.

Netlify (without extra features) is simply static hosting. With Lambda, it does add server-side code. Cloud Run is to run a fully custom server, as in an API. It can obviously do more than Netlify, however Netlify really excels at static + some server code, while Cloud Run is extremely flexible (server in any language, more resources, etc)