How to decide how much to borrow

2 min read

Too little = shortOne trap

Too much = overpayThe other

Need + buffer + affordThe method

Both directions cost you

Sizing borrowing is a balance. Borrow too little and you fall short mid-project, forcing a second, often pricier top-up. Borrow too much and you pay interest on money you do not use. The right figure covers the genuine need plus a sensible buffer, without padding. Getting it right saves both the cost of coming up short and the cost of over-borrowing.

The method

Step	Do this
1. Cost the need	Add up the real, full cost — including the extras people forget
2. Add a modest buffer	A margin for overruns, not a padding
3. Test affordability	Can cash flow service the repayments on that sum?
4. Adjust to fit	Size to the lower of the need-plus-buffer and what's affordable

Cost the need in full (the extras — installation, working capital, VAT — are where people under-budget), add a modest buffer, then check the repayments are affordable with our affordability guide and the affordability calculator. Borrow the lower of what you need and what you can service.

Match the amount to the term too

The amount interacts with the term: a larger sum over a short term means heavy monthly payments; the same sum over a longer term eases the monthly cost but adds total interest. Size the amount and term together so the repayments fit your cash flow. See short vs long-term loan.

The Credicorp view

Credicorp sizes a facility to your company's genuine need and affordability, not the maximum you might qualify for — so you borrow what helps, not what strains, with no personal guarantee. See our business loans or register to apply. Educational content, not financial advice.

Frequently asked questions

How much should I borrow for my business?

Cost the genuine need in full — including the extras people forget, like installation, working capital and VAT — add a modest buffer for overruns, then check the repayments are affordable from cash flow. Borrow the lower of what you need plus a buffer and what you can comfortably service.

Is it worse to borrow too much or too little?

Both cost you. Too little forces a second, often pricier top-up mid-project; too much means paying interest on money you do not use. The right figure covers the real need plus a sensible buffer without padding, sized to what your cash flow can service.

How does the loan term affect how much I borrow?

The amount and term interact. A larger sum over a short term means heavy monthly payments; the same sum over a longer term eases the monthly cost but adds total interest. Size the amount and term together so the repayments fit your cash flow, rather than fixing one and ignoring the other.