Vivo S1 smartphone was launched in July 2019. The phone comes with a 6.38-inch touchscreen display with a resolution of 1080x2340 pixels.

Vivo S1 is powered by an octa-core MediaTek P65 processor. It comes with 4GB of RAM.

The Vivo S1 runs Android Pie and is powered by a 4,500mAh battery.

As far as the cameras are concerned, the Vivo S1 on the rear packs a 16-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 32-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. The Vivo S1 is a dual-SIM smartphone that accepts Nano-SIM and Nano-SIM cards.

Connectivity options on the Vivo S1 include Wi-Fi, GPS, Bluetooth v5.00, and USB OTG. Sensors on the phone include accelerometer, ambient light sensor, compass/ magnetometer, gyroscope, proximity sensor, and fingerprint sensor.

The Vivo S1 measures 159.53 x 75.23 x 8.13mm (height x width x thickness) and weighs 179.00 grams. It was launched in Skyline Blue and Cosmic Green colours.