LED Savings Calculator

LED bulbs use 75% less energy than incandescent and last 25× longer.

What this calculator does

Switching 20 bulbs from 60W incandescent to 9W LED saves ~$150/year at $0.13/kWh.

Frequently asked questions

How much do LED bulbs save?

Each LED saves $5–10/year compared to incandescent. A household of 20 bulbs saves $100–200/year.