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Money
Estimate electricity cost from wattage, usage time, and price per kWh.
Updated: May 15, 2026
Input
Estimate electricity cost from wattage, usage time, and price per kWh.
This is a rough estimate. Plan fees, fuel adjustments, and renewable surcharges are not included.
Result
¥6
Estimated cost
0.2 kWh
Energy
0.17 h
Hours
Use this as a guide and adjust for your real conditions.
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The tool calculates a rough estimate from the values you enter. Pay, tax, and insurance outputs are only estimates.
Inputs are calculated in your browser and are not sent to a server. When you use sharing, the reproducible URL includes the current conditions.
Use results as everyday estimates. For exact decisions, confirm with official or specialized sources.
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