Money market funds are not protected by FDIC. Savings accounts or CDs from banks are protected by FDIC. Your choice is likely to be made around risk. Granted

Money market funds are not protected by FDIC. Savings accounts or CDs from banks are protected by FDIC. Your choice is likely to be made around risk. Granted, I don't think money market funds actually losing value or going to 0 is very common, but with FDIC insurance you have true 0 risk for <$250k per bank.