Both are in their second generation and both run on a 1-liter, 3-cylinder engine: the Hyundai i10 and the Toyota Aygo. With the Aygo, Toyota wants to stand out with a conspicuous design. Hyundai is offering more space in its smallest model, the i10. At 3.67 meters, it is the largest of the small cars. We took a look to see which we liked better.