Calculate My Loan: Compare Loan Terms and Rates

Calculate My Loan: Find the Best Repayment Plan for You

What this article/tool covers

• Purpose: Help borrowers determine which repayment plan minimizes total cost, fits monthly budget, or balances both.
• Inputs used: loan principal, annual interest rate, loan term (years or months), repayment frequency (monthly/biweekly), any extra payments, and any fees or origination costs.
• Outputs provided: monthly payment, total interest paid, payoff date, amortization schedule, and comparisons across multiple repayment scenarios.

Key repayment plan types compared

• Standard (fixed term): Fixed monthly payments over a set term. Predictable budgeting; may have higher monthly payments but lower total interest than longer terms.
• Extended/Long-term: Lower monthly payments, higher total interest because of longer amortization.
• Short-term: Higher monthly payments, lowest total interest and fastest payoff.
• Biweekly or accelerated payments: Same annual amount as monthly but paid more frequently to reduce interest and shorten term.
• Graduated payments: Lower initial payments that increase over time—helpful for growing income but increases total interest.
• Income-driven (for eligible student loans): Payments tied to income; may offer forgiveness but can increase long-term cost.

How the comparison is done (method)

1. Convert annual interest rate to periodic rate based on payment frequency.
2. Use the standard loan-payment formula to compute periodic payment:
   • Monthly payment: Pr / (1 – (1+r)^-n), where P = principal, r = periodic rate, n = number of periods.
3. Build an amortization schedule to track interest vs principal each period and compute total interest and payoff date.
4. Recompute for alternative scenarios (different terms, extra payments, biweekly, etc.).
5. Highlight trade-offs: monthly cash flow vs total cost, flexibility, and prepayment penalties.

Practical guidance for choosing the best plan

• If minimizing total cost: pick the shortest term you can afford or make extra principal payments.
• If minimizing monthly payment: choose a longer term or income-driven plan (if applicable).
• If balancing both: consider biweekly payments or a moderate term with occasional extra payments.
• Watch for: prepayment penalties, variable interest rates, and fees that can offset savings.

User action checklist

1. Gather loan details: principal, APR, term, payment frequency, fees.
2. Run comparisons for at least three terms (short, medium, long) and one accelerated schedule.
3. Check for penalties or plan-specific rules (e.g., income verification for income-driven plans).
4. Choose the plan that meets your budget while keeping interest within acceptable limits.
5. Re-evaluate when rates or income change.

If you want, I can compute a side-by-side comparison for a specific loan—give me principal, APR, term, and any extras.