401k Tax Calculator Withdrawal

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SIP Investment Calculator

Total Invested Amount: $0
Estimated Wealth Gain: $0
Total Expected Value: $0

Understanding SIP: How to Build Wealth Long-Term

A Systematic Investment Plan (SIP) is a disciplined method of investing a fixed amount of money regularly in mutual funds or other investment vehicles. Instead of trying to time the market with a large lump sum, SIPs allow you to benefit from market volatility through rupee-cost averaging.

How Does the SIP Calculator Work?

This calculator uses the compound interest formula specifically adjusted for regular monthly contributions. The math assumes that your contributions are made at the beginning of each month.

The SIP Formula:
FV = P × ({[1 + i]^n - 1} / i) × (1 + i)

  • P: Monthly investment amount
  • i: Periodic rate of interest (Annual rate / 12 / 100)
  • n: Total number of monthly installments
  • FV: Future value or maturity amount

Example Calculation

If you invest $500 per month for 10 years at an expected return of 12% per annum:

  • Total Amount Invested: $60,000
  • Wealth Gained: $56,169
  • Total Value: $116,169

Top Benefits of Starting an SIP

1. Power of Compounding: By reinvesting your returns, you earn interest on your interest. The longer you stay invested, the more aggressive the growth becomes.

2. Financial Discipline: Automating your investments ensures you save before you spend, helping you reach financial goals like retirement or a child's education faster.

3. Rupee Cost Averaging: You buy more units when prices are low and fewer units when prices are high, lowering your average cost per unit over time.

Frequently Asked Questions

Q: Is the return on SIP guaranteed?
A: No, SIP returns in mutual funds are subject to market risks. The "Expected Return" is an estimate based on historical performance or your personal projections.

Q: Can I change my SIP amount later?
A: Yes, most platforms allow you to "Step-up" your SIP, which means increasing your monthly contribution as your income grows.

function calculateSIP() { var monthlyAmount = parseFloat(document.getElementById('monthlyInvestment').value); var annualRate = parseFloat(document.getElementById('expectedReturn').value); var years = parseFloat(document.getElementById('investmentTenure').value); if (isNaN(monthlyAmount) || isNaN(annualRate) || isNaN(years) || monthlyAmount <= 0 || annualRate <= 0 || years <= 0) { alert("Please enter valid positive numbers in all fields."); return; } var periodicRate = annualRate / 12 / 100; var totalMonths = years * 12; // SIP Formula: FV = P × ({[1 + i]^n – 1} / i) × (1 + i) var futureValue = monthlyAmount * ((Math.pow(1 + periodicRate, totalMonths) – 1) / periodicRate) * (1 + periodicRate); var totalInvested = monthlyAmount * totalMonths; var wealthGain = futureValue – totalInvested; document.getElementById('totalInvestedDisplay').innerText = "$" + totalInvested.toLocaleString(undefined, {minimumFractionDigits: 0, maximumFractionDigits: 0}); document.getElementById('wealthGainDisplay').innerText = "$" + wealthGain.toLocaleString(undefined, {minimumFractionDigits: 0, maximumFractionDigits: 0}); document.getElementById('totalValueDisplay').innerText = "$" + futureValue.toLocaleString(undefined, {minimumFractionDigits: 0, maximumFractionDigits: 0}); document.getElementById('sipResults').style.display = 'block'; }

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