HARTI TOOLS
Calculate. Compare. Decide.

TECHNOLOGY

PC Electricity Cost Calculator

Estimate how much electricity your computer uses and costs.

YOUR COMPUTER

W
Average power consumption in watts.
hours
Average running time each day.
days
Number of days used each month.
USD/kWh
Your electricity price per kilowatt-hour.

HOW IT WORKS

Estimate your computer's electricity cost

The calculator converts watts to kilowatts, applies your daily usage, then applies your electricity price.

Energy usedPower (W) ÷ 1,000 × hours used
Electricity costEnergy (kWh) × electricity price

MORE TOOLS

Useful tools for real-world decisions.

More HARTI tools will be added gradually.