Light-emitting diode (LED) light bulbs are the newest lighting technology to come on the scene, and they are the undisputed winners when it comes to energy efficiency. But using one parameter to measure a product’s benefits can be deceiving. How do LEDs really stack up to other types of bulbs? Let’s take a closer look at LED bulbs, and see how they compare to compact fluorescent (CFL), incandescent and halogen bulbs. Acquisition cost Bulb cost is the LED’s Achilles heel. They