A lot of information should be considered before choosing an oven. One of the important factors to consider is the maximum temperature you would be needing, depending on what you are planning to use it regularly. Another factor is the size of the oven, when you are regularly serving multiple people, it is better to choose an oven built with larger capacity. Lastly, you need to consider what is your purpose for buying an oven. Whether you are in it for home cook meals or trying to achieve results that is in the range of professional cooking levels, you need to consider the features an electric oven offers.