- Introduction
- How to Make the Switch
- Comparing Bulbs (chart)
- Download
the article as a
| COMPARING BULBS | ||||
| Incandescent | CFL | Lumens | Cost Savings ($.10/kWh) | |
| 40W | 11-14W | >490 | $39-$44 | |
| 60W | 15-19W | >900 | $62-$68 | |
| 75W | 20-25W | >1,200 | $76-$83 | |
| 100W | 26-29W | >1,750 | $107-$112 | |
| 150W | 38-42W | >2,600 | $163-$169 | |
CFLs use about a quarter of the wattage to produce the same light. So to replace a traditional 60-watt bulb, buy a 15-watt CFL.
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