US Tax Tools

Taxable vs Tax-Advantaged Savings Calculator

Where should your next dollar of savings go? Compare HYSA, Roth IRA, Traditional 401(k) with employer match, and municipal bonds — after-tax future value over your time horizon.

Your Savings Plan

Recommendation

Max out 401(k) match first — it's free money.

After-Tax Future Value Comparison
AccountContributionsFuture ValueAfter-Tax ValueTax Paid
HYSA / CD$300,000$670,582$670,582$0
Roth IRA$300,000$944,608$944,608$0
Traditional 401(k) with match$484,740$1,526,297$1,101,986$424,311
Municipal Bonds$300,000$693,629$693,629$0

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Last updated May 8, 2026 Tax year 2026

Data sources: IRC §401(k) — qualified retirement plans, IRC §408A — Roth IRAs, IRC §103 — municipal bond interest exclusion

This tool is general information only, not financial advice.

Reviewed by USTax Tools Editorial Desk

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