The Toyota AYGO is designed with efficiency in mind, which is demonstrated by its impressive fuel economy of 69 mpg. This high level of efficiency helps to reduce running costs, as does the low insurance group, making it an economical choice for many drivers. Furthermore, the vehicle produces low CO2 emissions, which is a beneficial feature for those looking to manage their environmental impact while keeping tax costs down. Superb Little First Car. 6 Services. 2 Keys ULEZ FREE !!!!!!!!!