Vivo S1 smartphone was launched in March 2019. The phone comes with a 6.53-inch touchscreen display with a resolution of 1080x2340 pixels and an aspect ratio of 19.5:9.

Vivo S1 is powered by an octa-core MediaTek P70 processor. It comes with 6GB of RAM.

The Vivo S1 runs Android Pie and is powered by a 3,940mAh battery.

As far as the cameras are concerned, the Vivo S1 on the rear packs a 12-megapixel primary camera with an f/1.78 aperture; a second 8-megapixel camera with an f/2.2 aperture and a third 5-megapixel camera with an f/2.4 aperture. It sports a 24.8-megapixel camera on the front for selfies, with an f/2.0 aperture.

The Vivo S1 runs FunTouch OS 9 based on Android Pie and packs 128GB of inbuilt storage that can be expanded via microSD card (up to 256GB). The Vivo S1 is a dual-SIM smartphone.

Connectivity options on the Vivo S1 include Wi-Fi, GPS, and USB OTG. Sensors on the phone include accelerometer, ambient light sensor, compass/ magnetometer, gyroscope, proximity sensor, and fingerprint sensor.

The Vivo S1 measures 161.97 x 75.93 x 8.54mm (height x width x thickness) and weighs 189.50 grams. It was launched in Blue and Peach Pink colours.