Debt management

Loan Comparison Calculator

Compare two loans for the same amount to see the monthly payment and total cost of each option, and how much the cheaper one saves.

  • Free
  • No sign-up
  • Updated for 2026

Two loan options

$
%
yr
%
yr

Enter the amount and both options to compare the loans.

Worked example

With these example inputs:

  • Loan amount$25,000
  • Option A rate12%
  • Option A term5 yr
  • Option B rate9%
  • Option B term5 yr

Total cost difference: $2,229

  • Option A payment$556
  • Option A total$33,367
  • Option B payment$519
  • Option B total$31,138

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What this loan comparison calculator does

This calculator helps you compare loans. You enter the terms of each option. The tool then shows the monthly payments. It reveals the total cost of each. You can weigh rate against term. It makes the trade-offs clear. The result helps you pick wisely.

Why comparing loans matters

Loans can differ in hidden ways. Two loans may look similar at first. But the true cost can vary a lot. The rate, term and fees all matter. A small difference adds up over years. Comparing protects your money. The right choice can save thousands.

The interest rate

The interest rate is a key factor. It sets the cost of borrowing. A lower rate means cheaper debt. Even a small gap matters on big sums. But the rate is not the whole story. Fees and term count too. Always look beyond the headline rate.

The loan term

The loan term shapes your payment. A longer term lowers each month. But it raises the total interest. A shorter term costs less overall. Yet its payments are higher. The right term balances both. Match it to your budget and goals.

Fees and the true cost

Fees can hide the true cost. Some loans charge an arrangement fee. Others add early repayment charges. These can outweigh a lower rate. Always add fees into your compare. A fee-free loan may cost less. Read the small print with care.

The monthly payment versus total cost

A low monthly payment can mislead. It often means a longer term. That raises the total cost. Always look at both figures. The payment affects your monthly budget. The total shows the real price. Weigh one against the other.

Comparing the APR

The APR helps you compare fairly. It blends the rate and most fees. It shows the yearly cost as a percent. A lower APR is usually cheaper. It is more honest than the rate alone. But check what the APR includes. Use it as a guide.

How to use it

Enter the amount for each loan. Add the rate, term and any fees. Read the monthly payment for each. Compare the total cost side by side. Then adjust a term and see the effect. Find the option that fits. Use it to choose with confidence.

Choosing the right loan

The best loan fits your whole situation. Look at the total cost first. Make sure the payment is affordable. Watch for fees and penalties. A flexible loan can be worth more. Do not choose on the rate alone. Balance cost, payment and terms.

Common mistakes to avoid

A common mistake is judging on the rate alone. Fees can change the picture. Another is chasing a low monthly payment. It can hide a high total cost. Some ignore early repayment charges. Others skip the small print. A careful compare avoids these traps.

A final tip

Compare loans on their total cost, not just the rate. Add every fee into the sum. Use the APR for a fair compare. Make sure the payment fits your budget. Watch for penalties and hidden charges. Read the terms before you sign. A careful choice saves real money.

Frequently asked questions

How do I read the result?

Compare the two total costs, the lower one is cheaper overall. The headline shows the difference between them, and the metrics show each option's payment and total.

Why can a lower payment cost more?

A longer term lowers the monthly payment but stretches interest over more years, so a loan with a higher payment can still cost less in total.