Investment Payback
Free investment payback calculator
Compares an investment against annual savings and recurring additional costs.
How to use the result
Enter actual operating values. The calculation considers only the entered costs and quantities.
Formulas
net present value = −investment + Σ cash flow_t / (1+i)^t + residual value / (1+i)^N Sources: Managerial cost and performance accounting; formulas are shown transparently.