How much electricity does a laptop use compared to other electrical appliances?, 9.0 out of 10 based on 1 rating

Hey there. I’ve got a Dell Studio 1555. I’ve heard that a kettle uses the same amount of electricity when used once as keeping a computer on for 12 hours. Is this even true?! How much does your average computer or laptop use compared to other common electrical devices, e.g. light bulb? Thank You!