Should I Pay Off Debt or Invest? This calculator will help determine whether you should invest funds or pay down debt. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content When Does Your Personal Car Become a Commercial Vehicle? At what point can you call a personal vehicle commercial? Should I Buy or Lease an Auto? This calculator compares the financial impact of leasing versus buying an automobile. How Women Can Prepare For Retirement Are women prepared for a 20-year retirement?