Samsung Galaxy M31
galaxy-m31-200x281.webp
6.38" display
AM-OLED · 1080x2340
Samsung Exynos 9 Octa 9611
2020 · 64GB · 6GB RAM
6000 mAh battery
Li-ion · 15W fast charge
64.4 MP + 8 MP + 4.9 MP + 4.9 MP camera
ƒ/1.8 · single LED flash · 32 MP front

Rear Camera

Quad
Camera 1: 64.4 MP, f/1.8, 0.8μm, BSI CMOS, 8x optical zoom, single LED
Camera 2: 8 MP, CMOS
Camera 3: 4.9 MP, CMOS
Camera 4: 4.9 MP, Mono CMOS
FeaturesPixel unification, HDR photo, HDR video, Red-eye reduction, Slow motion video, Burst mode, Touch focus, Macro mode, Panorama Photo, Face detection, Face tagging, Smile detection, Face retouch, Intelligent scene detection
Video3840x2160 pixel/30 fps

Front Camera

Single
32 MP, f/2, BSI CMOS
FeaturesFace retouch (video), HDR photo, HDR video, Burst mode, Panorama Photo, Face detection, Face tagging, Smile detection, Face retouch, Intelligent scene detection

storage

Card slotNo
Internal64GB, 128GB
UFS 2.1

body

Dimensions159.2 × 75.1 × 8.9 mm (6.27 × 2.96 × 0.35 in)
Weight191 g (6.74 oz)
Build2.96x6.27x0.35 inches
SIMNano-SIM (4FF) + Nano-SIM (4FF)

performance

OSGoogle Android 10 (Q), One UI 2.0
CPUSamsung Exynos 9 Octa 9611, 2019, 64 bit, octa-core, 10 nm, ARM Mali-G72 GPU
Memory6GB LPDDR4x SDRAM, 1600 MHz

audio

Microphonesstereo
Loudspeakersmono
Audio Output3.5mm

features

SensorsAccelerometer, Gyroscope, FP, L, P

battery

Type6000 mAh
Charging
15W wired, USB charging, USB fast charging, USB Host, USB OTG 1.3, USB PD

Comms

WLANa, b, g, n, ac
Bluetooth5
PositioningGlonass, Galileo, BeiDou, Simultaneous GPS, A-GPS, Geotagging, QuickGPS
RadioYes
USBUSB C reversible

display

TypeSuper AM-OLED, AM-OLED
Size6.38 inches, 262.8 cm², (~83.6% screen-to-body ratio)
Resolution1080x2340, (~404 ppi density)
ProtectionScratch resistant