Compare brightness of incandescent against 9 watt LED Left incandescent is 60 watt, about 800 lumens. Middle is older 75 watt standard filament, unknown lumens. Last incandescent is special 72 watt vertical filament marked 1100 lumens. Variac is used to change brightness of the three incandescents. Full brightness of 9 watt LED is claimed to be 800 lumens, but looks brighter than the 60 watt incandescent.