Size and weight are big decision factors when you are trying to find the ideal phone for your needs. In this section, we are going to illustrate the Vivo x100s Pro and Vivo iQOO Neo 9S Pro side-by-side from the front. Vivo x100s Pro has external dimensions of 164.1 x 75.3 x 8.9 mm (6.5 x 3.0 x 0.4 inches) and weighs 224 g (7.9 oz). Vivo iQOO Neo 9S Pro has external dimensions of 163.5 x 75.7 x 8.3 mm (6.4 x 3.0 x 0.3 inches) and weighs 190 g (6.7 oz).
Below you can see the front-view size comparison of the Vivo x100s Pro and the Vivo iQOO Neo 9S Pro.
Vivo iQOO Neo 9S Pro is 0.60 mm shorter and 0.60 mm thinner than Vivo x100s Pro but it is also 0.40 mm wider.