Comparison of Vivo S17 vs Vivo Y73 in Pakistan. The Vivo S17 vs Vivo Y73 comparison provides a compelling look at two smartphones from the popular Vivo series. These devices are well-known for their attractive appearance, powerful camera capabilities, and user-friendly features. In this comparison, we will look at their characteristics, highlighting major differences and similarities to help you choose between the Vivo S17 and Vivo Y73.