Calculate your monthly repayments, total interest, and full cost of a UK business loan. Compare capital & interest vs interest-only repayment structures.
This calculator computes monthly repayments, total interest, and total cost for a UK business loan. Enter the loan amount, interest rate, and term to see a full repayment schedule and understand the true cost of borrowing.
Note: This calculator uses a standard amortisation formula (equal monthly repayments). Actual loan costs may vary depending on arrangement fees, early repayment charges, and whether the rate is fixed or variable.
Indicative figures only. Actual rates vary by lender, credit profile, and security. UK business loan rates typically range from 4%–25% p.a. Always compare lenders before committing. Last updated: April 2026.
| Year | Principal Paid | Interest Paid | Annual Total | Balance |
|---|---|---|---|---|
| Yr 1 | £4,190.73 | £1,964.23 | £6,154.96 | £20,809.27 |
| Yr 2 | £4,561.15 | £1,593.81 | £6,154.96 | £16,248.12 |
| Yr 3 | £4,964.31 | £1,190.65 | £6,154.96 | £11,283.81 |
| Yr 4 | £5,403.11 | £751.85 | £6,154.96 | £5,880.70 |
| Yr 5 | £5,880.70 | £274.26 | £6,154.96 | £0.00 |
| Lender Type | Typical Rate | Max Term | Max Amount |
|---|---|---|---|
| High Street Bank | 4–12% | 25 yrs | £5m+ |
| Challenger Bank | 6–18% | 10 yrs | £500k |
| P2P / Fintech Lender | 7–25% | 5 yrs | £500k |
| Government Startup Loan | 6% | 5 yrs | £25k |
| Invoice Finance | 1–3%/mo | Revolving | Varies |