Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Electrical
Battery Runtime Calculator
Estimate how many hours a battery will power a device based on its capacity, discharge depth, and system efficiency. Ideal for sizing backup power, solar storage, and portable electronics.
Fill in the required fields to see your result.
Electrical
Electricity Cost Calculator
Estimate the monthly electricity cost of any appliance by entering its wattage, daily usage hours, and your utility rate. Ideal for budgeting energy bills or comparing the running costs of devices.
Fill in the required fields to see your result.
Key differences
| Battery Runtime Calculator | Electricity Cost Calculator | |
|---|---|---|
| Category | Electrical | Electrical |
| Inputs required | 4 | 3 |
| Result | Runtime (hours) | Monthly Cost ($) |
| What it does | Estimate how many hours a battery will power a device based on its capacity, discharge depth, and system efficiency. Ideal for sizing backup power, solar storage, and portable electronics. | Estimate the monthly electricity cost of any appliance by entering its wattage, daily usage hours, and your utility rate. Ideal for budgeting energy bills or comparing the running costs of devices. |