The smartphone is pack with 4 GB RAM and 64 GB internal storage. The memory can be increased with the help of microSDXC (dedicated slot). It is fueled with a non-removable Li-Po 5000 mAh battery + a Fast battery charging 15W.
The device features a 6.5 inches PLS IPS display that has a 720 x 1600 pixels resolution. The smartphone comes in various colors such as Black, Blue, and Green. The smartphone is integrated with a Dual SIM (Nano-SIM, dual stand-by).
The rear camera of the smartphone consists of a quad-camera, which includes 48 MP (wide) + 5 MP (ultrawide) + 2 MP (macro) + 2 MP (depth) while on the front there is a 8 MP (wide) camera.
Samsung Galaxy M12 runs on Android 11, One UI Core 3.1 operating system. It features GPS with A-GPS, GLONASS, GALILEO, BDS, and USB Type-C 2.0. The sensors include Fingerprint (side-mounted), accelerometer, and proximity.