Instead of a bulb in our kitchen, we have an array of halogen downlighters. This is a nuisance, because they are always blowing and having to be replaced. So this month I went on to yourwelcome.co.uk and bought a selection of energy-saving bulbs. I plumped for a classic compact fluorescent ("energy saving") bulb, a faster-activating cold cathode version, and, with some trepidation, an LED-based lamp.
Today I plugged them all in, and compared them:
( Results )So, somewhat to my own suprise, I end up recommending spending the extra money and getting the LED lights. Don't be tempted to cut costs, though — most of the cheaper LED lights are no good for anything except mood lighting.
(Another option would be to mix LED and CFL lights — they complement each other quite nicely.)