How to Calculate the Equivalent Wattage of CFL, LED, and Halogen Bulbs

Posted on August 28, 2012 · Posted in LED Light Bulbs

Learn how to calculate the equivalent replacement CFL, LED or Halogen bulb for a incandescent light bulb with this easy to understand conversion chart below by ENERGY STAR. It lists common incandescent light bulb wattages beside it’s equivalent LED light bulb in watts.

Light Output Equivalency Chart

Since a 60W bulb from one manufacturer may produce more or less lumens than another, the number of watts an equivalent LED will have will vary; hence the range.

Philips EnduraLED 12.5W LED Bulb

The Philips EnduraLED 12.5W A19 LED Bulb is designed to replace a 60W incandescent light bulb. And although a typical 60W ENERGY STAR LED replacement bulb is between 13 – 15W, other specifications take precedence. To earn an ENERGY STAR label, a 60W LED equivalent must have a minimum light output of 800 lumen, a color temperature of 2700K (for soft-white light), Color Rendering of 80, and a minimum 3 year warranty, among other specifications. The Philips EnduraLED 12.5W A19 produces 806 lumens, has a colour of 2700K, has a CRI of 80, a warranty of 6 years and meets or exceeds other specifications.

Where to Buy ENERGY STAR LED Bulbs

You can buy ENERGY STAR led bulbs from online LED Bulbs retailers like, where you will find the largest selection of LED light bulbs anywhere in Canada and one of the largest selections in the US.