A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals. 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 What Is a Roth 401(k)? Roth 401(k) plans combine features of traditional 401(k) plans with those of a Roth IRA. How Much Home Can I Afford? With a few simple inputs you can estimate how much of a mortgage you may be able to obtain. Reviewing Your Life Insurance Needs Learn how the review process works and how it may help you better understand your Life Insurance.