What Can a Million Dollars Buy You? $1 million in a diversified portfolio could help finance part of your retirement. Related Content Should I Buy or Lease an Auto? This calculator compares the financial impact of leasing versus buying an automobile. Can I Refinance My Mortgage? This calculator can help determine whether it makes sense to refinance your mortgage. Important Birthdays Over 50 Here's a look at several birthdays and “half-birthdays” that have implications regarding your retirement income.