Calculadora Quitar Dívida vs Investir
Compare the guaranteed, risk-free return of paying down debt against the historical compounding potential of investing in index funds.
Parâmetros de entrada
Apenas no navegadorResultados e análise do cálculo
Insira os dados à esquerda para gerar sua projeção personalizada em tempo real.
Strategy Comparison: $0 Allocation
Principais conclusões e próximos passos
- Paying down debt gives you a 100% guaranteed, risk-free return equal to your APR.
- Investing in index funds offers compounding growth but carries market volatility.
- Enter your extra monthly cash above to see which choice builds greater net worth over time.
Como funciona este cálculo (em termos simples)
Paying off debt gives you a 100% guaranteed, tax-free return equal to the interest rate of the loan. Investing in the market historically yields 7-10% annually before inflation, but carries market volatility and potential capital gains taxes. This tool models both paths side by side over your chosen timeline.
Fórmula algorítmica e demonstração matemática
R = f(X_1, X_2, \dots, X_n) \quad \text{subject to standard actuarial bounds}Premissas do modelo:
- Debt payoff return is risk-free and tax-exempt.
- Market investment returns are annualized averages and do not account for year-to-year volatility.
- Assumes monthly contributions are maintained consistently across the duration.
Comparative Impact Modeling
Veja como ajustes estratégicos mudam sua trajetória:
Baseline Minimum Strategy
Making scheduled minimum payments without additional principal allocation.
Accelerated Decision Strategy
Allocating strategic monthly surplus directly to principal reduction.
Limitações do modelo e condições de contorno
While this engine calculates standard actuarial and consumer finance metrics, real-world finance introduces nuances that no automated model can fully predict:
- Assumes tax rates, inflation indices, and APR rates remain static across modeled projections.
- Educational estimate; not a formal underwriting commitment from lending institutions.
- Excludes localized municipal surtaxes, insurance rider surcharges, or variable-rate APR triggers.
Perguntas frequentes sobre Calculadora Quitar Dívida vs Investir
What is the "7% Rule" in personal finance?
What if my employer offers a 401(k) match?
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Aviso educacional e informativo
Market projections are hypothetical and do not guarantee future performance. Past returns do not ensure future results.