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Would you rather make $1 MILLION or $65,000 a year? Here’s what 43 years of investing versus saving in cash could look like. Our last investing comparison apparently struck a nerve. People argued that nobody earning $65K invests 40% of their salary and nobody making $4 million saves just 10%. So we changed the experiment. Two hypothetical Americans begin their careers at age 22 in September 1983. Both save exactly 20% of their gross income for 43 years. One earns approximately $1.08 MILLION annually and keeps every dollar saved in cash, earning absolutely no interest. The other earns $65,000 annually and invests consistently in the stock market. They receive a hypothetical employer 401(k) match, use available tax-advantaged retirement accounts and reinvest dividends. By September 2026, both accumulate approximately $5.45 MILLION. And yes, someone earning $1 million could obviously invest. That’s not the point. We could invent endless alternative scenarios. The purpose of this retirement investing simulation is to isolate how compound growth can change the relationship between income and accumulated wealth. A historical S&P 500 investment comparison is also hypothetical. It doesn’t become meaningless because real investors have different contribution schedules. How the calculation works: Both salaries maintain constant September 2026 purchasing power, meaning their historical nominal paychecks were lower. The investor contributes 20% of gross income, receives employer matching contributions and invests using historical stock market returns. The higher earner saves 20% of gross income in cash earning 0%. Their required salary is calculated backward to match the investor’s final balance. The chart displays nominal portfolio balances rather than inflation-adjusted historical wealth. Taxes are simplified, final balances are before withdrawal taxes, and September 2026 market observations are provisional. A 20% saving rate won’t be affordable for everyone. This is an illustrative comparison, not a universal financial plan. The actual question: How much potential wealth could you sacrifice by saving in cash instead of investing over several decades? #Investing #CompoundInterest #SP500 #PersonalFinance #RetirementPlanning