What is the benefit of using a smaller engine in the Kia Picanto?

I'm thinking about purchasing a Kia Picanto, but I'm unsure about the smaller engine size. Can you explain the benefits of having a smaller engine?

Having a smaller engine in the Kia Picanto allows for better fuel efficiency, helping you save money on gas in the long run.

A smaller engine also means lower emissions, making the Kia Picanto a more environmentally friendly choice.

Smaller engines in the Kia Picanto are also easier and cheaper to maintain, making it a more practical option for everyday use.