Vivo S9 5G smartphone was launched on 4th March 2021. The phone comes with a 6.40-inch touchscreen display with a resolution of 1080x2400 pixels and an aspect ratio of 20:9. Vivo S9 5G is powered by an octa-core MediaTek Dimensity 1100 processor. It comes with 8GB of RAM. The Vivo S9 5G runs Android 11 and is powered by a 4000mAh battery. The Vivo S9 5G supports proprietary fast charging.

As far as the cameras are concerned, the Vivo S9 5G on the rear packs a 64-megapixel primary camera with an f/1.79 aperture; a second 8-megapixel camera with an f/2.2 aperture, and a third 2-megapixel camera with an f/2.4 aperture. The rear camera setup has autofocus. On the front, the Vivo S9 5G packs a 44-megapixel primary camera with an f/2.0 aperture and a second 8-megapixel camera with an f/2.28 aperture.

The Vivo S9 5G runs OriginOS 1 is based on Android 11 and packs 128GB of inbuilt storage. The Vivo S9 5G is a dual-SIM (GSM and GSM) smartphone that accepts Nano-SIM and Nano-SIM cards. The Vivo S9 5G measures 158.39 x 73.87 x 7.35mm (height x width x thickness) and weighs 173.00 grams. It was launched in Midnight Blue, White, and and Aurora Blue colours.

Connectivity options on the Vivo S9 5G include Wi-Fi, GPS, NFC, USB Type-C, 3G, and 4G (with support for Band 40 used by some LTE networks in India). Sensors on the phone include accelerometer, ambient light sensor, compass/ magnetometer, gyroscope, proximity sensor, and in-display fingerprint sensor.