All these cars are good enough and have their own forte. If you want a smooth driving experience with class-leading interior quality, you may go for Hyundai Santro. S-Presso would be a good pick if you want better fuel efficiency and a tall stance with a unique stylish dashboard. If you often tackle bad road conditions and want your car to stand out of the crowd, you may go for Renault KWID. If safety is your priority and want better power performance, you may go for Tata Tiago. In terms of features, all these cars offer similar proportions. You may compare these cars according to their variants too. Check out authorised dealership details.