Power BI Premium vs Azure Analysis Services

Hi, We are planning to migrtate our ssas tabular cubes into Azur analysis service or powerbi permium?

which one is better in performance,cost,security and lifecycle mangement

Coding compatability
Is it , Easy to migrate from existing tabular cubes?
Is it, Multi user compatable?
Is it , Easy to deploy any changes or changes tracking.
Is there any compatablity isuee while migrating or create same tabular cube.
Is it durable , like handling desoter recoveries
How many users can access at a tim
Is it, easyly maintainable , like backup' or restores
Is it , multi data set connectivity or compatablity
Easy to handle large datasets

Regards,

Rafi