Samsung Galaxy A31
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Top specifications
SIM type
Nano
Internal device memory
64GB/128GB
Max external memory (microSD)
512GB
Device warranty
24 months
Battery
Removable battery
No
Talk time (mins)
1980
Fast charge
Yes - 15W
Power saving
Power saving mode
Wireless charging
No
Battery capacity
Yes
Body
Height (mm)
159.3
Width (mm)
73.1
Depth (mm)
8.6
Weight (g)
185
Water resistant
No
Dust resistant
No
SIM type
Nano
Connectivity
Personal hotspot
Yes
Wi-Fi Direct
Yes
Wi-Fi (WLAN)
Yes
USB cable
Yes
USB type
Type-C
Near Field Communication (NFC)
Yes
Bluetooth
Version 5.0
Smartwatch compatible
Yes
Samsung DeX
No
Processor
CPU speed
MediaTek Helio P65
Octa-core (up to 2GHz)
Octa-core (up to 2GHz)
Display
Resolution
1080 x 2400
Multi-touch
Yes
Touch screen
Yes
Colours
16M
Size (inches)
6.4
Display type
Super AMOLED
Aspect ratio
20:9
Messaging
Text messages
Yes
IM
Yes
Email
Yes
Multimedia messages
Yes
Network
VoLTE (4G calling in UK)
Yes
Band
Quad
2G
Yes
3G
Yes
4G
Yes
5G
No
Works in the US
Yes
Platform
Operating system
Android
Android version
Android 10
Sensors
Proximity sensor
Yes
Digital compass
Yes
Accelerometer
Yes
Ambient light sensor
Yes
Memory
RAM
4GB/6GB
Device memory
64GB/128GB
Card slot
microSD
Card max size
512GB
Camera
HD video recording
Yes
Slow motion
Yes
Secondary camera
Front-facing
Primary camera
Quad rear-facing
No. of cameras
5
Front camera
HD video recording
Yes
Resolution (max MP)
20
No. of cameras
1
Camera type
Front camera
Aperture
f/2.2
Rear camera
Resolution (max MP)
Main camera: 48
Ultra Wide camera: 8
Depth camera: 5
Macro camera: 5
Ultra Wide camera: 8
Depth camera: 5
Macro camera: 5
No. of cameras
4
Camera type
Main camera
Ultra Wide camera
Depth camera
Macro camera
Ultra Wide camera
Depth camera
Macro camera
Aperture
Main camera: f/2.0
Ultra Wide camera: f/2.2
Depth camera: f/2.4
Macro camera: f/2.4
Ultra Wide camera: f/2.2
Depth camera: f/2.4
Macro camera: f/2.4
Flash
LED
Field of vision (FOV)
Ultra Wide camera: 123°
HD video recording
1080p @ 30fps
Optical Image Stabilization (OIS)
No
Zoom
8x digital
Features
Always On
Yes
Music player
Yes
Voice recording
Yes
Video player
Yes
Loudspeaker
Yes
A-GPS
Yes
Video calling
Yes
Web browser
Yes
Document viewer
Yes
3.5mm headphone jack
Yes
OTG compatible
Yes
Security
Fingerprint sensor
Yes
Facial recognition
Yes
Flash
Flash type
LED
Virtual assistant
Bixby
No
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