Break-Even Time Calculator — Formula
## How to Calculate Break-Even Time
Divide the upfront cost by the monthly savings to find when the investment pays for itself.
### Formula
**Break-Even Months = Upfront Cost / Monthly Savings**
After break-even, every month of continued savings is pure profit.
Divide the upfront cost by the monthly savings to find when the investment pays for itself.
### Formula
**Break-Even Months = Upfront Cost / Monthly Savings**
After break-even, every month of continued savings is pure profit.
Esempio Risolto
You spend $1,200 on energy-efficient appliances that save $80/month.
- Break-even months = ceil($1,200 / $80) = 15 months
- Break-even years = 15 / 12 = 1.3 years
- Net savings after 5 years = $80 x 60 - $1,200 = $3,600