@@mos-dt7hs ?你這問題跟問100KG的棉花跟100KG的鐵哪個比較重一樣吧...? 所谓100瓦的日光燈与100瓦的加熱燈的比较通常是基於同样lumens,不是真的都是100瓦。 Incandescent 100W bulb = 1600 lumens LED power consumption for 1600 lumens is 12-14W fluorescent tubes produce about 50-100 lumens per watt (lm/w), so 1600 lumens requires 32-16W 電費is based on KWH