Energy Star Savings Calculator
Calculate annual energy and cost savings from choosing Energy Star certified appliances over standard models.
kWh
kWh
USD/kWh
years
Annual Savings
22.50 USD
Lifetime Savings270 USD
Energy Reduction30.0 %
CO2 Saved per Year0.063 metric tons
Annual Savings vs Electricity Rate
How to Calculate Energy Star Savings
Energy Star certified products meet strict energy efficiency guidelines set by the EPA.
Formula
Annual Savings = (Standard kWh - Energy Star kWh) * Rate
Lifetime Savings = Annual Savings * Lifespan
Typical Energy Star Savings
Example Calculation
An Energy Star refrigerator using 350 kWh/year vs standard at 500 kWh/year over 12 years at $0.15/kWh.
- 01Energy saved: 500 - 350 = 150 kWh/year
- 02Annual savings: 150 * $0.15 = $22.50
- 03Lifetime savings: $22.50 * 12 = $270
- 04Energy reduction: 150 / 500 * 100 = 30%