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Physical features
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Samsung Galaxy A31
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Model
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Other model names
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Galaxy A31 SM-A315GZKKZTO (64GB+ 4GB RAM)
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Brand
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Samsung
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Release date
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April, 2020
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Depth
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8.6 millimeters (0.34 inches)
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Size (width x height)
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73.1 x 159.3 millimeters (2.88 x 6.27 in)
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Weight
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185 grams (6.48 ounces)
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Qwerty physical keyboard
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Not supported
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Antenna
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Internal antenna
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Build, materials
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Plastic body, glass front
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Protection against water and others
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Not supported
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System (OS)
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Samsung Galaxy A31
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Operating system
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Android
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Firmware update
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feature not registered
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Hardware
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Samsung Galaxy A31
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Chipset
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64bit - MediaTek MT6768 Helio P65 (12nm)
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CPU processor
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Octa-Core, 2 processors:
2Ghz Dual-Core ARM Cortex-A75
1.7Ghz Hexa-Core ARM Cortex-A55
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GPU graphical controller
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ARM Mali-G52 MC2 820Mhz
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RAM memory
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4GB LPDDR4X
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Internal storage
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128GB (104GB user free)
eMMC 5.1
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External storage
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Until 1TB microSD, microSDXC
(dedicated slot)
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Display
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Samsung Galaxy A31
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Display type
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Super AMOLED
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Screen size
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6.4" inches
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Screen-to-body ratio
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~84.9% (screen-to-body ratio)
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Touchscreen
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Capacitive Multitouch
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Display resolution
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1080x2400 pixels
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Pixel density (dot pitch)
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411 PPI
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Colors
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16 million
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Scratch-resistant glass
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Not supported
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Mobile networks
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Samsung Galaxy A31
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Dual-SIM
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Dual SIM Standby - Call active on one sim card
(dedicated slot)
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SIM card
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2 slots Dual-SIM
nano-SIM (4FF)
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Maximum download/upload
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150/50 Mbps
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Network technology
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2G, 3G, 4G
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Frequency, bands
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Collapse details
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GSM Mhz band
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Quad-Band 850/900/1800/1900
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Primary 2G network
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GSM 850/900/1800/1900
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Primary 3G network
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UMTS 850/900/1700/1900/2100
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Primary 4G network
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LTE Cat4 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 66)
TD-LTE (Bands 38, 40, 41)
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Primary 5G network
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Not supported
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Primary data network
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GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
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Secondary 2G network
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GSM 850/900/1800/1900
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Secondary 3G network
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Not supported
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Secondary 4G network
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Not supported
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Secondary data network
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GPRS, EDGE
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Calling
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Samsung Galaxy A31
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Messaging
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SMS (T9), MMS, E-mail, Push mail
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Speakerphone
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Supported
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Video calling
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Supported
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Call control
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Voice dialing, Voice recorder, Voice commands
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Camera
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Samsung Galaxy A31
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Back camera (main camera)
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(quad camera)
48 megapixels
8MP ultrawide (f/2.2 13mm 1/4.0" 1.12µm)
5MP macro (f/2.4)
5MP depth sensor (f/2.4)
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Main camera resolution
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8000x6000 pixels
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Video recording (primary)
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Full HD (1920x1080) 30 fps
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Flash
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LED flash
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Focal aperture
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f/2.0 (aperture)
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Focal length
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26mm lens
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Sensor size
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1/2" inches
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Pixel size
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0.8µm pixel
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Autofocus
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PDAF: phase detection autofocus
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Touch focus
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Supported
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Image stabilization
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EIS: Digital stabilization
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Zoom
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Only digital zoom
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Face/smile detection
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Face detection, Smile detection
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BSI sensor
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Not supported
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HDR
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HDR photo on both cameras
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2ª camera
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Samsung Galaxy A31
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Front camera (secondary)
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20 megapixels
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Front camera resolution
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5184x3840 pixels
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Video recording (secondary)
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Full HD (1920x1080)
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Front flash
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Not supported
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Focal aperture
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f/2.2 (aperture)
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Focal length
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feature not registered
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Sensor size
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feature not registered
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Pixel size
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feature not registered
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Multimedia
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Samsung Galaxy A31
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Radio
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FM
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TV
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Not supported
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Video formats
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MP4, H.265, H.264, H.263, XviD, MKV
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Audio formats
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MP3, WAV, WMA, eAAC+, FLAC
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Connectivity
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Samsung Galaxy A31
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USB
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USB 2.0 Type-C, USB OTG On-The-Go
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TV output
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Not supported
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Audio output
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3.5mm jack
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Bluetooth
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5.0 version A2DP/LE
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WiFi
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802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz)
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DLNA
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Not supported
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NFC
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Not supported
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GPS
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A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
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Infrared port
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Not supported
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Other functions
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Samsung Galaxy A31
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Active noise cancellation
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Supported
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Vibrating alert
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Supported
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Ringtones
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Polyphonic and customized
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Web browser
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HTML, XHTML, HTML5
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Java / Flash player
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Not supported
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Sensors
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Accelerometer
Compass
Ambient Light
Gyroscope
Face unlock
Fingerprint (under display)
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Other features
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- Colors: Prism Black, Prism Blue, Prism Red, Prism White
- One UI 2.0
- 20:9 display
- WiFi direct, hotspot
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Power supply
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Samsung Galaxy A31
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Battery
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LiPo - Li-Ion polymer (Non removable)
Fast battery charging
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Battery capacity
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5000 mAh
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