Microwaves are more efficiently to run than electric ovens They are rated from 700 – around 1200 Watts, so choose the right size and wattage for your needs. Ovens range from around 3 kiloWatts upwards, depending on size and efficiency.
Stir or turn food regularly to reduce cooking time.
Always look at the Energy Rating label when you purchase a new microwave. The more stars, the more you could save on your electricity usage.