Baseline: 60w incandescent @ 800 lumens<br /><br />Fluorescent: 15w - 20w<br /><br />LED: 3.5w<br /><br />Recently an LED was announced by a Siemens subsidiary that is />1,000 lumens, about equal to a 75w incandescent. A 100w incandescent is 1700 lumens. <br /><br />LED "bulbs" are heading to your home sooner than you'd think and their limited soectrum issue is being resolved. Long life, very low power but it'll take time for prices to come down. <div class="Discussion_UserSignature"> </div>