Wattage
As a general guide, the following traditional incandescent wattages compare with the following CFL wattage –
| (lm=lumens) | CFL wattage | |
| 40w | 200-400 | 7, 8 and 9w |
| 400-500 | 8, 9 and 11w | |
| 60w | 500-600 | 8 and 11w |
| 600-700 | 11w | |
| 700-800 | 11 and 15 | |
| 800-900 | 15w | |
| 100w | 900-1000 | 15w |
| 1000-1100 | 15 and 20w | |
| 1100-1300 | 20w |
