One is better with tax, the other is better with debt.

https://www.gagenmccoy.com/trusts-and-estate-planning/joint-tenancy-vs-community-property/#:~:text=Community%20property%20is%20also%20a,only%20between%20husband%20and%20wife.&text=Unlike%20joint%20tenancy%2C%20however%2C%20each,pass%20to%20the%20surviving%20spouse.

For most couples, community property is better.