Samsung Galaxy A31 Full Specifications:

Colors                     Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White

Connectivity:        

Network                  2G, 3G, 4G

SIM                        Dual Nano SIM

WLAN                    ✅ dual-band, Wi-Fi direct, Wi-Fi hotspot

Bluetooth               ✅ v5.0, A2DP, LE

GPS                       ✅ A-GPS, GLONASS, Galileo, BDS

Radio                     ✅ FM

USB                       v2.0

OTG                      ✅

USB Type-C           ✅

Body:

Style                       Minimal Notch

Material                  Glass front, plastic body

Water Resistance    No

Dimensions             159.3 x 73.1 x 8.6 millimeters

Weight                    185 grams

Display:      

Size                        6.4 inches

Resolution              Full HD+ 1080 x 2400 pixels (411 ppi)

Technology             Super AMOLED Touchscreen

Protection               No

Features                 Multitouch

Back Camera:       

Resolution               Quad 48+8+5+5 Megapixel

Features                  PDAF, ultrawide, macro, depth, LED flash, HDR & more

Video Recording      Ultra HD (2160p)

Front Camera:      

Resolution               20 Megapixel

Features                  F/2.2

Video Recording      Full HD (1080p)

Battery:      

Type and Capacity   Lithium-polymer 5000 mAh (non-removable)

Fast Charging         ✅ 15W Fast Charging

Performance:        

Operating System   Android 10 (One UI 2)

Chipset                   MediaTek Helio P65 (12 nm)

RAM                       4 / 6 GB

Processor               Octa core, up to 2.0 GHz

GPU                       Mali-G52

Storage:      

ROM                      64 / 128 GB

MicroSD Slot          ✅ up to 512 GB

Sound:

3.5mm Jack            ✅

Features                 Loudspeaker

Security:     

Fingerprint              ✅ In-display (optical)

Face Unlock           ✅

Others:       

Sensors                  Fingerprint, Accelerometer, Gyro, Proximity, E-Compass

Manufactured by     Samsung