Samsung Galaxy M31 (128GB)

Model Code
SM-M315F

Attribute
Value

Processor
CPU Speed
2.3GHz,1.7GHz

CPU Type
Octa-Core

Display
Resolution (Main Display)
2340 x 1080 (FHD+)

Technology (Main Display)
Super AMOLED

Color Depth (Main Display)
16M

Resolution (Sub Display)
N/A

Technology (Sub Display)
N/A

Color Depth (Sub Display)
N/A

Size (Main_Display)
162.1mm (6.4″ full rectangle) / 157.6mm (6.2″ rounded corners)

S Pen Support
N/A

Camera
Rear Camera – Resolution (Multiple)
64.0 MP + 8.0 MP + 5.0 MP + 5.0 MP

Rear Camera – F Number (Multiple)
F1.8 , F2.2 , F2.2 , F2.4

Rear Camera – Auto Focus
Yes

Rear Camera – OIS
No

Rear Camera Zoom
Digital Zoom up to 8x

Front Camera – Resolution
32.0 MP

Front Camera – F Number
F2.0

Front Camera – Auto Focus
No

Front Camera – OIS
No

Rear Camera – Flash
Yes

Front Camera – Flash
No

Video Recording Resolution
UHD 4K (3840 x 2160)@30fps

Slow Motion
240fps @HD

Memory
ROM Size (GB)
128GB

RAM_Size (GB)
6GB

External Memory Support
MicroSD (Up to 512GB)

Network/Bearer
SIM size
Nano-SIM (4FF)

Infra
2G GSM,3G WCDMA,4G LTE FDD,4G LTE TDD

2G GSM
GSM850,GSM900,DCS1800,PCS1900

2G CDMA
N/A

3G UMTS
B1(2100),B2(1900),B4(AWS),B5(850),B8(900)

3G CDMA
N/A

3G TD-SCDMA
N/A

4G FDD LTE
B1(2100),B2(1900),B3(1800),B4(AWS),B5(850),B7(2600),B8(900),B12(700),B13(700),B17(700),B20(800),B26(850),B28(700),B66(AWS-3)

4G TDD LTE
B38(2600),B40(2300),B41(2500)

Connectivity
ANT+
No

USB Interface
USB Type-C

USB Version
USB 2.0

Location Technology
GPS,Glonass,Beidou,Galileo

Earjack
3.5mm Stereo

MHL
No

Wi-Fi
802.11 a/b/g/n/ac 2.4+5GHz

Wi-Fi Direct
Yes

Bluetooth Version
Bluetooth v5.0 (LE up to 2 Mbps)

NFC
No

PC Sync.
Smart Switch (PC version)

OS
Android

General Information
Form Factor
Touch Bar

Sensors
Accelerometer,Fingerprint Sensor,Gyro Sensor,Geomagnetic Sensor,Light Sensor,Virtual Proximity Sensing

Physical specification
Dimension (HxWxD, mm)
159.2 x 75.1 x 8.9

Weight (g)
191

Battery
Internet Usage Time(3G) (Hours)
– –

Internet Usage Time(LTE) (Hours)
Up to 21

Internet Usage Time(Wi-Fi) (Hours)
Up to 21

Video Playback Time (Hours)
Up to 26

Battery Capacity (mAh, Typical)
6000

Removable
No

Audio Playback Time (Hours)
Up to 119

Audio Playback Time (Hours, Always On Display Off)
– –

Talk Time (2G GSM) (Hours)
– –

Talk Time (3G WCDMA) (Hours)
– –

Talk Time (2G CDMA) (Hours)
– –

Talk Time (4G LTE) (Hours)
Up to 48

Audio and Video
Stereo Support
No

Video Playing Format
MP4,M4V,3GP,3G2,WMV,ASF,AVI,FLV,MKV,WEBM

Video Playing Resolution
UHD 4K (3840 x 2160)@60fps

Audio Playing Format
MP3,M4A,3GA,AAC,OGG,OGA,WAV,WMA,AMR,AWB,FLAC,MID,MIDI,XMF,MXMF,IMY,RTTTL,RTX,OTA

Services and Applications
Gear Support
Galaxy Buds,Galaxy Fit,Galaxy Fit e,Galaxy Watch,Galaxy Watch Active,Galaxy Watch Active2,Gear Fit,Gear Fit2,Gear Fit2 Pro,Gear Sport,Gear1,Gear2,Gear2 Neo,Gear S,Gear S2,Gear S3,Gear IconX,Gear IconX (2018)

Samsung DeX Support
No

Mobile TV
No

SIM
Number of SIM
Dual-SIM

SIM Slot Type
SIM 1 + SIM 2 + MicroSD