Samsung Galaxy A03
The Samsung Galaxy A03 is a series of budget Android smartphones manufactured by Samsung Electronics that includes the A03, A03s and A03 Core. They have a 6.5-inch FHD+ Infinity-V display, a 5000 mAh Li-Po battery, and ship with Android 11 (can be upgraded to Android 13 and in future android 14). The A03 has a dual-camera setup with a 48 MP main camera. Specifications

Hardware 
The Samsung Galaxy A03 is equipped with a 6.5 inch PLS TFT capacitive touchscreen with a resolution of 2408x1080 FHD+ Display(~406 ppi). The phone itself measures 164.2 x 75.9 x 9.1 mm (6.46 x 2.99 x 0.36 inches) and weighs 196 grams (6.91 oz). The A03 is constructed with a glass front and a plastic back and frame. Camera 
The Samsung Galaxy A03 has a dual-camera setup arranged vertically on the left side of the rear of the phone along with the flash. The main camera is a 48 MP wide lens and the second is a 2 MP depth sensor. The main camera can record video up at 1080p @ 30fps. A single 5MP front-facing camera is present in a notch. Processor 
The Unsioc T616 is an SoC designed by Chinese semiconductor company Unisoc, featuring an octa-core CPU (2x Cortex-A75 cores clocked at 2 GHz and 6x Cortex-A55 cores clocked at 1.8 GHz) and a Mali-G57 MP5 GPU. Memory 
The Samsung Galaxy A03s has varying storage configurations from 32GB to 128GB of internal storage and 3GB to 8GB of RAM. Both storage and RAM play an important role in the device's performance and usability. eMMC 5.1 technology is used for its internal storage, providing faster read and write speeds than previous versions. Additionally, the device includes a microSDXC slot, allowing users to expand their storage capacity up to 1TB. Battery 
The Galaxy A03 has a Li-Po 5000 mAh non-removable battery. With a power-efficient processor and optimized software, the Galaxy A03 can provide up to 15 hours of internet browsing, up to 34 hours of talk time, and up to 19 hours of video playback on a single charge. Software 
The Samsung Galaxy A03 originally came with One UI Core 3.1 over Android 11 but it can be updated to One UI Core 5.1 over Android 13. References 

Samsung Galaxy
Mobile phones introduced in 2021
Android (operating system) devices
Samsung smartphones
Mobile phones with multiple rear cameras