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. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Critical Estate Documents Sound estate management includes creating financial and healthcare documents. Here's an inside look. And the Executor Is The right executor may help ensure the distribution of your assets is done with as little upheaval as possible. Life and Death of a Twenty Dollar Bill How long does a $20 bill last?