What Are Incandescent Equivalents?

The incandescent equivalent is a way to compare and measure various light sources to conventional incandescent light bulbs. As displayed in the example below, find the incandescent equivalent of a compact fluorescent lamp (CFL) to a conventional incandescent light bulb by grouping together similar light output in lumens.

Incandescent BulbsCompact Fluorescent Lamp (CFL)Light Output in Lumens (lm)
25W
5-7W
220 lm
40W
7-8W
420 lm
60W
11-12W
720 lm
75W
13-18W
930 lm
100W
18-23W
1300 lm