How do you compare the balance sheet of an investment bank to one of a finance company?

How fixed are the items on the balance sheet of an investment bank as opposed to a finance comapny? Why are they so different?|||Not to worry about the way the balance sheet is presented. They are a few key parameters you might be interested like operating profit, Return on Investment/Equity, Earnings per share, top line growth...These are sufficient enough to give you a fair idea of the organization performance.