Personal Loan Calculator

About Personal Loan Calculator

The EMI Formula

EMI (Equated Monthly Instalment) is calculated using the standard amortization formula:

EMI = P x r x (1+r)^n / [(1+r)^n - 1]

Where P is the loan principal, r is the monthly interest rate (annual rate / 12), and n is the total number of monthly payments.

Worked example: £15,000 car loan at 6.9% APR for 5 years:

P = 15,000. r = 0.069/12 = 0.00575. n = 60 months.

EMI = 15000 x 0.00575 x (1.00575)^60 / [(1.00575)^60 - 1]

EMI = 15000 x 0.00575 x 1.4107 / [1.4107 - 1] = 121.67 / 0.4107 = £296.23

Total paid: £296.23 x 60 = £17,773.80. Total interest: £2,773.80.

How Term Length Affects Cost

Using the same £15,000 loan at 6.9%:

Term	Monthly Payment	Total Interest	Total Paid
2 years	£671	£1,094	£16,094
3 years	£462	£1,648	£16,648
4 years	£358	£2,206	£17,206
5 years	£296	£2,774	£17,774
7 years	£224	£3,932	£18,932

Extending from 3 to 7 years cuts the monthly payment by more than half (£462 to £224) but adds £2,284 in total interest. Always use the shortest term you can comfortably afford.

How Amortization Works

Each payment covers the month's interest first, with the remainder going to principal. Early payments are interest-heavy; later ones are principal-heavy.

Example (first and last payments of the £15,000 loan above):

• Month 1: £86.25 interest + £209.98 principal = £296.23. Remaining: £14,790.02
• Month 60: £1.70 interest + £294.53 principal = £296.23. Remaining: £0.00

This is why making extra payments early in a loan saves the most money. An extra £100 in month 1 reduces the principal that accrues interest for the entire remaining term.

Typical Interest Rates by Loan Type

Loan Type	Typical APR Range	Typical Term
Mortgage (UK fixed)	4.0-6.0%	25-35 years
Car loan (new car)	3.0-8.0%	3-7 years
Car loan (used car)	5.0-12.0%	3-5 years
Personal loan (good credit)	3.0-7.0%	1-5 years
Personal loan (fair credit)	8.0-20.0%	1-5 years
Student loan (UK Plan 2)	7.3% (Sep 2024)	30 years max
Credit card	18.0-30.0%	Revolving

The difference between 5% and 15% on a £10,000 loan over 5 years: monthly payments go from £189 to £238, and total interest goes from £1,322 to £4,274. Credit score has a massive impact on the rates you are offered.

Current Borrowing Costs and Consumer Debt (2026)

Interest rates vary significantly by country and loan type. In the US, the average personal loan rate is 12.04% APR as of April 2026 (Bankrate, based on a 700 FICO score, $5,000 loan, 3-year term). In the UK, the Bank of England reported the effective rate on new personal loans at 9.03% in January 2026, up from 8.78% in December 2025. The Bank of England base rate sits at 3.75% as of April 2026, which feeds into mortgage and savings rates across the economy.

Total US household debt reached $18.8 trillion at the end of Q4 2025, according to the Federal Reserve Bank of New York. Consumer credit grew at a 2.2% annual rate in February 2026, with non-revolving credit (car loans, student loans, personal loans) growing at 2.8% and revolving credit (credit cards) at just 0.6%. In the UK, the Bank of England's Money and Credit report (January 2026) shows that lending rates have generally fallen following base rate reductions, though personal loan rates ticked up slightly at the start of 2026. Knowing where your rate sits relative to the market average helps you judge if you are getting a fair deal or should shop around.

APR vs Interest Rate

The annual percentage rate (APR) includes fees and charges on top of the raw interest rate, giving a more honest picture of the total borrowing cost. In the UK, lenders must display a "representative APR" that at least 51% of applicants will receive. The APR you actually get depends on your credit score, income, and the lender's assessment. The APR calculator helps you compare loans that quote rates differently.

Extra Payments and Early Repayment

Most personal loans and car loans allow overpayments or early settlement. Some charge an early repayment fee (typically 1-2 months of interest). Before making extra payments, check:

• Does the lender charge an early repayment penalty?
• Would the money earn more in savings or investments than the loan interest rate? (If your loan is at 3% and savings earn 5%, keeping the cash in savings is better.)
• Do you have an emergency fund? Paying off a loan early with your last £1,000 leaves you vulnerable to unexpected expenses.

Secured vs Unsecured Loans

Loans fall into two broad categories based on whether collateral is involved:

Feature	Secured Loan	Unsecured Loan
Collateral required?	Yes (car, house, savings)	No
Typical APR	3-8%	6-36%
Loan amounts	Higher (up to hundreds of thousands)	Lower (typically up to £25,000-£50,000)
Risk to borrower	Lender can repossess collateral if you default	No asset at risk, but default still damages credit
Approval difficulty	Easier (collateral reduces lender risk)	Harder (relies entirely on creditworthiness)
Common types	Mortgage, car loan, secured personal loan	Credit card, personal loan, student loan (most)

The key trade-off: secured loans get better rates because the lender has a fallback. But you are putting an asset on the line. Never secure a loan against your home for discretionary spending.

How Your Credit Score Affects the Rate You Get

Lenders price risk. A higher credit score means a lower rate. In the UK, the three main credit reference agencies (Experian, Equifax, TransUnion) each use different scoring ranges, but lenders typically segment applicants into tiers like these:

Credit Tier	Experian Score (0-999)	Typical Personal Loan APR	Monthly Payment on £10,000 / 5yr	Total Interest Paid
Excellent	961-999	3.0-5.0%	£180-£189	£770-£1,322
Good	881-960	5.0-10.0%	£189-£213	£1,322-£2,748
Fair	721-880	10.0-20.0%	£213-£265	£2,748-£5,896
Poor	561-720	20.0-35.0%	£265-£331	£5,896-£9,852
Very Poor	0-560	35%+ or declined	£331+	£9,852+

The difference between "Excellent" and "Fair" credit on a £10,000 loan over 5 years can be over £2,000 in extra interest. Before applying for a loan, check your credit report for free (Experian, ClearScore, and Credit Karma all offer free UK reports) and dispute any errors.

What Is Debt-to-Income Ratio and Why Do Lenders Care?

Your debt-to-income (DTI) ratio is your total monthly debt payments divided by your gross monthly income. Lenders use it to decide if you can handle additional borrowing.

Worked example: You earn £3,500/month gross. You pay £400 on a car loan and £200 minimum on credit cards. DTI = (400 + 200) / 3,500 = 17.1%.

General thresholds used by UK and US lenders:

DTI Range	Lender View	Likelihood of Approval
Under 20%	Comfortable - plenty of room	High
20-35%	Manageable - still acceptable	Good
36-43%	Stretched - may get higher rates	Moderate
44-50%	High risk - most lenders cautious	Low (unsecured), possible (secured)
Over 50%	Overextended	Very low

For US mortgages, the Consumer Financial Protection Bureau (CFPB) identifies 43% as the typical maximum DTI for a "qualified mortgage." In the UK, lenders do not publish exact DTI cutoffs but generally use similar thresholds internally. The DTI calculator works out your ratio so you know where you stand before applying.

Hidden Costs: Origination Fees and Other Charges

The interest rate is not the only cost of borrowing. Watch for these additional charges:

Fee Type	Typical Amount	Who Charges It	What to Know
Origination fee	1-8% of loan amount	Some personal loan lenders	Deducted upfront from loan proceeds. A £10,000 loan with 5% fee only puts £9,500 in your account.
Arrangement fee	£0-£150	UK personal loan lenders (rare)	Less common than with mortgages but some specialist lenders charge it.
Late payment fee	£12-£25 per occurrence	Most lenders	Also damages your credit score.
Early repayment charge	1-2 months interest	Some fixed-rate loans	UK Consumer Credit Act limits this to 1% of repaid amount (or 0.5% if under 1 year remaining).
Payment protection insurance (PPI)	Varies	Optionally added by lender	Often overpriced. The FCA banned single-premium PPI sales in the UK after widespread mis-selling.

Always compare the total cost of borrowing (interest + fees), not just the headline rate. The APR is supposed to capture this, but origination fees that reduce your net proceeds can make the effective cost higher than the stated APR suggests.

Soft vs Hard Credit Checks

When you apply for a loan, the lender checks your credit file. There are two types:

• Soft check (quotation search): Visible only to you on your credit report. Does not affect your credit score. Used for eligibility checks, pre-approval quotes, and comparison sites.
• Hard check (credit application): Visible to other lenders. Multiple hard checks in a short period can lower your score because it looks like you are desperately seeking credit. Only triggered when you formally apply.

Always use eligibility checkers (soft checks) first to see which loans you are likely to be approved for. Only formally apply (hard check) when you have found the best deal and are confident of approval.

When to Consolidate vs When to Refinance

These terms get confused, but they serve different purposes:

• Debt consolidation: Combining multiple debts (credit cards, store cards, small loans) into one single loan with one monthly payment. The goal is simplicity and often a lower overall interest rate. Best when you have several high-interest debts and can qualify for a lower-rate personal loan.
• Refinancing: Replacing one existing loan with a new loan on better terms (lower rate, shorter term, or lower payment). The goal is to save money on a specific debt. Best when interest rates have dropped since you took the original loan or your credit score has improved.

Before either option, add up your total current costs (monthly payments and total interest remaining) and compare against the new loan's total cost including any fees. The refinance calculator helps you run these numbers.

For home loans with down payment and stamp duty calculations, use the mortgage calculator. For paying down multiple debts efficiently, the debt payoff calculator compares avalanche and snowball strategies. To check if you can comfortably take on new debt, run your numbers through the DTI calculator first.

All calculations run in your browser. No financial data is sent anywhere.

Sources

• Bankrate - Current Personal Loan Rates
• Bank of England - Money and Credit Statistics
• Federal Reserve Bank of New York - Household Debt and Credit Report
• Federal Reserve - Consumer Credit G.19 Release
• CFPB - Debt-to-Income Ratio Guidance
• FCA - Credit and Borrowing Rules
• GOV.UK - Student Loan Repayment Rates