What is the difference between LED and CFL light bulbs?

CFL and LED are both conserve a lot more electricity. LEDs are much newer than CFL in the light space. The main difference is LED is more expensive, but can be dimmed and do not contain mercury. ... LED now has the technology to replace incandescent light bulbs and they use 80-90% less energy. read more

The primary disadvantage to CFL lights is the mercury contained in the bulb. This is ordinarily not a problem, but if the bulb breaks clean up is a hassle. Mercury is a dangerous heavy metal, and proper cleanup and disposal of CFL bulbs is critical. read more

In short form, here are the answers: CFL is the curly light bulb and LED is the long light bulb. And, in the CFL vs LED battle for energy efficiency, the LED light benefits make it a winner, hands down. read more

Understanding the differences between incandescent, compact fluorescent (CFL), and light-emitting diode (LED) light bulbs will make choosing a bulb simple once more. There are two key terms pertaining to light bulbs: watts and lumens. A watt refers to the amount of energy required to power a bulb. read more