Xiaomi Redmi A3 4GB/128GB mobile was launched on March 2024. The phone comes with a 90 Hz refresh rate 6.52-inch touchscreen display offering a resolution of 720 x 1600 pixels. The display Xiaomi Corning Gorilla Glass Victus for protection. Xiaomi Redmi A3 4GB/128GB is powered by an Octa-Core Mediatek Helio G36 (12 nm) processor that features 8 cores clocked at 4×2.2 GHz Cortex-A53  and 4×1.7 GHz Cortex-A53. The Xiaomi Redmi A3 4GB/128GB comes with 4GB of RAM runs Android 12 or 13 (Go edition), MIUI. The Xiaomi Redmi A3 4GB/128GB is powered by a 5000mAh battery and supports proprietary 10W wired fast charging.

As far as the cameras are concerned, the Xiaomi Redmi A3 4GB/128GB on the rear packs an 8-megapixel (f/2.0) primary wide camera and a 0.08 MP auxiliary lens camera. It has a single front camera setup for selfies, featuring a 5-megapixel sensor.

The Xiaomi Redmi A3 4GB/128GB runs PowerVR GE8320 is based on Android 13 and packs 128GB of inbuilt storage. The Xiaomi Redmi A3 4GB/128GB is a dual-SIM mobile. The Xiaomi Redmi A3 4GB/128GB measures 164.9 x 76.8 x 9.1 mm (height x width x thickness) and weighs 192 g (6.77 oz). It was launched in Aqua Blue, Classic Black and Sea Green colours. It features an IP68 rating for dust and water protection.

Connectivity options on the Xiaomi Redmi A3 4GB/128GB include Wi-Fi 802.11 a/b/g/n/ac/ax, Bluetooth v5.30, NFC, Infrared, and USB OTG with active 4G on both SIM cards. Sensors on the phone include accelerometer, ambient light sensor, barometer, gyroscope, proximity sensor, and compass/ magnetometer.