The Samsung Galaxy A31 specifications include 6.4-inch Full HD+ Super AMOLED Infinity-U display with 1,080 x 2,400 pixels resolution. The handset is powered by the Helio P65 SoC coupled with 4GB of RAM and 64GB internal storage. The other options for RAM and storage include 6GB + 128GB storage. The handset supports expandable storage via a microSD card (up to 512GB). Software-wise, the Galaxy A31 boots Android 10-based One UI 2 out of the box.
The quad rear cameras of the Samsung Galaxy A31 features 48MP primary rear camera accompanied by a 5MP macro photography unit, 8MP ultra-wide sensor, and a 5MP depth sensor. The front camera of the phone features a 20MP sensor for selfies and video calling. There is an in-display fingerprint scanner for security. Connectivity features include 4G LTE, dual-band Wi-Fi, Bluetooth 5.0, GPS and USB Type-C port for charging and data sync. The phone houses a 5,000mAh battery and supports 15W fast charging.