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Guide type: Compare options

Loan Repayment Methods: Equal Payment vs. Equal Principal

Compare amortization methods, interest impact, and monthly payment profiles to pick a plan that fits your cash flow.

Updated 2026-04-04 โ€ข Author: CalcDock Team โ€ข Reviewed by: CalcDock Team

This guide is for educational purposes and is not financial, legal, or medical advice.

Equal payment (annuity method)

Same total payment each period, with interest share decreasing and principal share increasing over time.

Equal principal method

Same principal each period, resulting in a higher initial payment that steadily declines. Lower total interest than equal payment.

Which is better?

Equal payment: smoother cash flow. Equal principal: lower total interest but higher upfront burden.

Checklist

  • Compare total interest
  • Check early repayment penalties
  • Model cash flow suitability

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Sources & References

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