The Vivo Y12s runs Funtouch OS 11 is based on Android 10 and packs 32GB of inbuilt storage that can be expanded via microSD card with a dedicated slot. The Vivo Y12s is a dual-SIM (GSM and GSM) mobile that accepts Nano-SIM and Nano-SIM cards. The Vivo Y12s measures 164.41 x 76.32 x 8.41mm (height x width x thickness) and weighs 191.00 grams. It was launched in Glacier Blue and Phantom Black colours. Connectivity options on the Vivo Y12s include Wi-Fi, GPS, Bluetooth v5.00, USB OTG, Micro-USB, FM radio, 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, proximity sensor, and fingerprint sensor.