P&I vs. P+I

“A little tweak in how you pay”

P&I vs. P+I (Level Principal) in Commercial Loans

In commercial loans, P&I (Principal and Interest) and P+I (Principal plus Interest…often called “level principal“) refer to different ways of structuring loan repayments, particularly in relation to how principal and interest payments are handled.

When taking out a commercial loan, understanding the repayment structure is essential for managing your cash flow and financial planning. 

P&I (Principal and Interest)

  • What it is: This is the most common loan repayment structure. Each monthly payment includes both principal (the amount borrowed) and interest (the cost of borrowing).  The monthly payment remains constant (fixed) throughout the term of the loan.  The loan balance decreases gradually over the loan term.

  • How it works: In the early stages, most of the payment goes toward interest (and a small portion toward principal), but as the loan progresses, a larger portion goes toward paying down the principal. By the end of the loan term, the loan is fully paid off.

P+I (Level Principal)

  • What it is: This repayment method features a fixed principal payment each month, but the total monthly payment decreases over time. This is because the interest is calculated on the remaining balance, which decreases as the principal is paid down.

  • How it works: In this structure, the principal payment remains constant throughout the loan term. However, as the remaining balance decreases, the interest payment also decreases, resulting in a lower total monthly payment over time.

Key Differences Between P&I and P+I (Level Principal)

Feature

P&I

P+I (Level Principal)

Monthly Payment

Fixed throughout the loan term

Starts higher but decreases over time

Principal Repayment

Increases over time as interest decreases

Constant every month

Interest Payment

Decreases over time

Decreases over time

Suitability

Ideal for consistent cash flow management

Better for borrowers wanting to pay down the loan faster, with decreasing payments over time

Comparison of P&I vs. P+I (Level Principal) for a $5 Million Loan

FeatureP&I (Principal and Interest)P+I (Level Principal)
Loan Amount$5,000,000$5,000,000
Term10 years (120 months)10 years (120 months)
Interest Rate8% annually8% annually
Fixed Monthly Payment$60,664 (same each month)Starts at $75,000 then decreases
Principal RepaymentIncreases over timeConstant $41,666 each month
Interest PaymentDecreases over timeDecreases over time 
Total Payment Over Term$7,279,655 (approx.)$7,016,666 (approx.)
Final Payment$60,664 (same each month)Decreases each month, ends at $41,944 in the final month
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Summary:

  • P&I (Principal and Interest) has a fixed monthly payment throughout the loan term, making it predictable and easy to budget.

  • P+I (Level Principal) has a fixed principal payment each month, with the total monthly payment starting higher and then decreasing over time. This structure leads to a lower total payment over the loan term but requires higher initial payments.