One watts is equal to how many lumens?
It depends on the type of bulb--80.5 with LED technology up to110 lumens, An normal bulb is 12 to 20
i think about 18 watt per lumen
One watt is equivalent to 88.55 Lumens. The lumen with symbol 'lm' is the SI unit of luminous flux, which is a measure of the perceived power of light. The lumens to watts ratio may however vary depending on the type of light bulb used.