Energy Cost Calculator

Calculate electricity cost from energy (kWh) and your tariff rate.

kWh
p/kWh
Result
—

Formulas

  • Cost (pence) = kWh × rate (p/kWh)
  • Cost (£) = Cost (pence) / 100

Related Calculators

£/kWh

Electricity Bill

Estimate electricity cost from power usage and tariff rate

Open calculator
⚡kWh

Energy Consumption

Calculate total energy use over time for multiple appliances

Open calculator
kW→kWh

kW to kWh

Convert power (kW) and time to energy (kWh)

Open calculator