Comparing Investments This calculator compares the net gain of a taxable investment versus a tax-favored one. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Share | Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Retirement Plan Detectives A couple become Retirement Plan Detectives, searching records from old employers. Near 60? Get a Financial Check-Up Even the savviest and most experienced among us need financial planning check-ins. Insuring Your Business With a Buy/Sell Agreement It may help your business be better prepared in the event of the death of a principal or key employee.