The Finance Algorithm
§ Tool · tier 1 · independent

Loan Comparison Calculator.

Compare multiple personal loan offers side-by-side to find the best deal

CalculatorFree, no signupOn-deviceupd May 2026
Inputs
Your numbers
$
$20k

The amount you want to borrow

5y
%
9.5%

Enter the advertised rate for the first loan

$
$250

Establishment fees, application fees, etc.

%
8.9%

Enter the advertised rate for the second loan

$
$500

Establishment fees, application fees, etc.

Math updates live as you change inputs · AI runs on submit

Awaiting inputs

Move the sliders or type in the form on the left — the math updates live as you go. Click Get AI verdict when you want a written analysis.

Don't be fooled by headline rates! A loan with a lower interest rate might actually cost you more if it has high fees. Our comparison calculator shows you the true cost of each loan, helping you make the right choice.

§ Worked examples

Real-world scenarios

Rate vs Fees Trade-off

Comparing $20,000 over 5 years: Loan A at 8.5% with $400 fees vs Loan B at 9.5% with $0 fees.

Inputs

loanAmount:20,000loanTerm:5rate1:8.5fees1:400rate2:9.5fees2:0

Loan A total cost: $24,946. Loan B total cost: $25,012. Loan A is marginally cheaper ($66 saved), but only because it's a 5-year term. Over 3 years, the higher fees would make it more expensive.

Small Loan Comparison

Comparing $5,000 over 2 years: Loan A at 7.0% with $300 fees vs Loan B at 9.0% with $0 fees.

Inputs

loanAmount:5,000loanTerm:2rate1:7fees1:300rate2:9fees2:0

Loan A total cost: $5,668. Loan B total cost: $5,472. Despite the lower rate, Loan A costs $196 more because the $300 fee is significant on a small loan.

§ FAQ

Questions Australians ask

§ Glossary

Plain-English definitions

Establishment Fee
A one-time upfront fee charged when you take out a loan. Also called application fee or setup fee. Can range from $0 to $500+.
Ongoing Fees
Monthly or annual fees charged throughout the loan term. Even small monthly fees add up - $10/month = $600 over 5 years.
True Cost
The total amount you pay over the life of the loan including principal, interest, and all fees.