Comparison: traditional light bulbs vs. LED

The fundamental parameter for comparing the actual amount of light emitted by different light bulbs is Luminous Flux (Lumens). For the same amount of light emitted, different technologies require different power levels (Watts).

Table

Luminous Flux (lumens)

400 – 500 lm

700 – 800 lm

900 – 1100 lm

1300 – 1500 lm

1900 – 2500 lm

Incandescence

25W

40W

60W

75W

100W

150W

Halogen

18W

28W

42 W

53 W

70W

105 – 120 W

Fluorescent

5 – 7 W

8 – 11 W

13 – 15 W

18 – 20 W

23 – 27 W

30 – 36 W

LED

1 – 2 W

2 – 3 W

4 – 5 W

6 – 7 W

8 – 10 W

10 – 20 W

Consumption compared to LED

7 to 10 times

5 to 7 times

3 to 4 times