By law manufacturers must disclose the energy efficiency of their appliances, rated A to G. These are usually displayed prominently in showrooms. The better the rating, the more energy efficient the appliance is - good for both the environment and your pocket.

If you enjoy washing by hand, no! However modern machines use less water, detergent and power than ever before and wash hotter using really powerful cleaners giving a hygienic wash result. You can save around 500 hours a year so it is worth thinking about. If you have a small kitchen or live alone, choose a slimline model.