Samsung
Updated May 2026
Samsung Galaxy M31
Exynos 9611 (10nm)
Chipset
64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF
8 MP,
Camera
Li-Poly (Lithium Polymer)
Battery
Android 10, upgradable to Android 12, One UI 4.1
OS
Official Price
PKR 44,999
All Variants
Body
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
Glass front (Gorilla Glass 3), plastic back, plastic frame
SIM Support
Dual SIM (Nano-SIM, dual stand-by)
Network
Technology
GSM / HSPA / LTE
2G Network
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66
5G Network
N/A
Speed
HSPA 42.2/5.76 Mbps, LTE-A
Platform
Operating System
Android 10, upgradable to Android 12, One UI 4.1
Chipset
Exynos 9611 (10nm)
CPU
Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
GPU
Mali-G72 MP3
Display
Type
Super AMOLED, 420 nits (peak)
Size
6.4 inches, 100.5 cm2 (~84.1% screen-to-body ratio)
Resolution
1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Protection
Corning Gorilla Glass 3
Memory
Card slot
microSDXC (dedicated slot)
Internal
64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM
More
UFS 2.1
Main Camera
64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF
8 MP, f/2.2, 123˚ (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.4, (macro)
5 MP, f/2.2, (depth)
8 MP, f/2.2, 123˚ (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.4, (macro)
5 MP, f/2.2, (depth)
Features
HDR
Video
4K@30fps, 1080p@30fps
Comms
WLAN
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth
5.0, A2DP, LE
GPS
Yes, with A-GPS, GLONASS, GALILEO, BDS
NFC
Yes (market/region dependent)
Radio
FM radio, RDS, recording
USB
USB Type-C 2.0
Sensors
Fingerprint (rear-mounted), accelerometer, gyro, compass
Virtual proximity sensing
Virtual proximity sensing
Battery
Battery Type
Li-Poly (Lithium Polymer)
Capacity
6000 mAh
Charging
Fast battery charging 15W
Launch
Announced
2020, February 25
Status
Available. Released 2020, March 05
Selfie Camera
Single
32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
Sound
Loudspeaker
Yes
3.5mm jack
Yes
Misc
Colors
Ocean Blue, Space Black, Red
Model
SM-M315F, SM-M315F/DS, SM-M315F/DSN
SAR
0.52 W/kg (head) 0.69 W/kg (body)
SAR EU
0.48 W/kg (head) 1.13 W/kg (body)