Specifications
Brand
Samsung
Model
Galaxy M31
Model number
SM-M315F
Announcement
February 25, 2020
Launch
March 5, 2020
Availability
Yes
Prices
₹15,999, $249, £229
OS at launch
Android 10 (One UI 2.0)
UI
One UI 2.0
Dimensions
159.2 x 75.1 x 8.9 mm (6.27 x 2.96 x 0.35 in)
Weight
191 g / 6.74 oz
Build / Materials
Front - Corning Gorilla Glass 3, Frame - Plastic, Back - Plastic
Colors
Ocean Blue, Space Black, Iceberg Blue
Water resistance
No
Dust resistance
No
Keys / Buttons
Right: Power Key, Volume Keys; Rear: Fingerprint Sensor
Size
6.4 inches
Screen to body ratio
~84.1%
Technology
Super AMOLED
Resolution
1080 x 2340 px
Aspect ratio
19.5:9
Pixel density
~403 ppi
Refresh rate
60Hz
Peak brightness
420 nits (typ)
HDR support
No
Protection
Corning Gorilla Glass 3
AOD
Yes
Other features
420 nits (peak), Gorilla Glass 3
Chipset
Samsung Exynos 9611
CPU
Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
GPU
Mali-G72 MP3
Fabrication
10 nm
RAM
6GB / 8GB
RAM type
LPDDR4X
Storage
64GB / 128GB
Storage type
UFS 2.1
Expansion
Yes (Dedicated)
Cooling system
No
Other features
64MP Camera, 6000mAh Battery, Rear-mounted Fingerprint
Rear / Back Camera
Number of camera
4
Lens types
Wide, Ultra wide, Macro, Depth
Megapixels
Wide - 64MP, Ultra Wide - 8MP, Macro - 5MP, Depth - 5MP
Sensor size
Main 1/1.72", UW 1/4.0", Macro 1/5.0"
Aperture
f/1.8 (Wide), f/2.2 (Ultra Wide), f/2.4 (Macro), f/2.2 (Depth)
OIS
No
Flash
Yes, LED Flash
Auto focus type
Yes, PDAF
Camera features
64MP Mode, Night Mode, Super Steady, Live Focus
Video Recording
Maximum resolution
4K
Frame rates
4K @ 30fps; 1080p @ 30fps
Slowmotion
Yes
Cinematic mode
No
Front Camera
Megapixels
32MP
Aperture
f/2.0
Features
Live Focus, HDR, 4K Video Recording
Video recording
4K @ 30fps
Capacity
6000 mAh
Type
Li-Po
Charging speed
15W Wired
Wireless charging
No
Wireless charging speed
No
Reverse wireless charging
No
Reverse wireless charging speed
Aperture
f/2.0
Video recording
4K @ 30fps
4G
Yes
5G
No
Dual SIM
Yes
eSIM
No
Wi-Fi version
Wi-Fi 5
Bluetooth version
V 5.0
GPS
Yes, with A-GPS, GLONASS, GALILEO, BDS
NFC
Yes (market/region dependent)
IR blaster
No
USB type
USB Type-C 2.0
OTG support
Yes
VoLTE
Yes
VoWiFi
Yes
Fingerprint
Yes (Rear-mounted)
Accelerometer
Yes
Gyroscope
Yes
Proximity
Yes
Ambient light
Yes
Compass
Yes
Barometer
No
Other sensors
-
Loud speaker
Yes
Loud speaker type
Mono
Dolby atmos
Yes (Headphones only)
FM radio
Yes
3.5 mm jack
Yes
Vibration motor
Coin Motor
Updates
Yes
Update policy
Industry Standard
Gaming mode
Yes (Game Booster)
AI features
Yes (Bixby, Scene Optimizer)
Customization
Yes
Security features
Fingerprint (Rear-mounted), Face Unlock, Knox
SAR value head
0.38 W/kg
SAR value body
1.18 W/kg
Pros
Super AMOLED display, 6000 mAh battery, 64MP camera sensor
Cons
Dated Exynos 9611 chipset, Slow charging for large battery, Average video stabilization
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