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Samsung Galaxy M31
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Samsung Galaxy M31 MORE PICTURES
 

Samsung Galaxy A21s

Samsung Galaxy M31
Our video review on Youtube
Network
Technology GSM / HSPA / LTE GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network 1, 2, 3, 5, 7, 8, 20, 28, 38, 40, 41 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66
Speed HSPA, LTE HSPA, LTE
Launch
Announced 2020, May 15 2020, February 25
Status Available. Released 2020, June 02 Available. Released 2020, March 05
Body
Dimensions 163.7 x 75.3 x 8.9 mm (6.44 x 2.96 x 0.35 in) 159.2 x 75.1 x 8.9 mm (6.27 x 2.96 x 0.35 in)
3D size compare
Weight 192 g (6.77 oz) 191 g (6.74 oz)
Build Glass front, plastic frame, plastic back Glass front (Gorilla Glass 3), plastic back, plastic frame
SIM Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
Display
Type PLS LCD Super AMOLED, 420 nits (peak)
Size 6.5 inches, 102.0 cm2 (~82.8% screen-to-body ratio) 6.4 inches, 100.5 cm2 (~84.1% screen-to-body ratio)
Resolution 720 x 1600 pixels, 20:9 ratio (~270 ppi density) 1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Protection Corning Gorilla Glass 3
Platform
OS Android 10, upgradable to Android 12, One UI 4.1 Android 10, upgradable to Android 12, One UI 4.1
Chipset Exynos 850 (8nm) Exynos 9611 (10nm)
CPU Octa-core (4x2.0 GHz Cortex-A55 & 4x2.0 GHz Cortex-A55) Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
GPU Mali-G52 Mali-G72 MP3
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 32GB 2GB RAM, 32GB 3GB RAM, 32GB 4GB RAM, 64GB 3GB RAM, 64GB 4GB RAM, 64GB 6GB RAM, 128GB 3GB RAM, 128GB 4GB RAM, 128GB 6GB RAM 64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM
 eMMC 5.1 UFS 2.1
Main Camera
Modules 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 123˚ (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)		 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)
Features LED flash, panorama, HDR LED flash, panorama, HDR
Video 1080p@30fps 4K@30fps, 1080p@30fps, gyro-EIS
Selfie Camera
Modules 13 MP, f/2.2, (wide), 1/3.1", 1.12µm 32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
Features HDR
Video 1080p@30fps 4K@30fps, 1080p@30fps
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Sound
Loudspeaker Yes Yes
3.5mm jack Yes Yes
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
Positioning GPS, GLONASS, GALILEO, BDS GPS, GLONASS, GALILEO, BDS
NFC Yes (market/region dependent) Yes (market/region dependent)
Infrared port No No
Radio FM radio, RDS, recording FM radio, RDS, recording
USB USB Type-C 2.0 USB Type-C 2.0
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Fingerprint (rear-mounted), accelerometer, gyro, compass
  Virtual proximity sensing
Battery
Type Li-Po 5000 mAh, non-removable Li-Po 6000 mAh, non-removable
Charging 15W wired 15W wired
Misc
Colors Black, White, Blue, Red Ocean Blue, Space Black, Red
SAR 0.52 W/kg (head)     0.69 W/kg (body)    
SAR EU 0.42 W/kg (head)     1.54 W/kg (body)     0.48 W/kg (head)     1.13 W/kg (body)    
Models SM-A217F, SM-A217F/DS, SM-A217F/DSN, SM-A217M, SM-A217M/DS, SM-A217N SM-M315F, SM-M315F/DS, SM-M315F/DSN
Price About 220 EUR About 310 EUR
Tests
Performance AnTuTu: 107157 (v8)
GeekBench: 1100 (v5.1)
GFXBench: 11fps (ES 3.1 onscreen)
Display Contrast ratio: 1287:1 (nominal)
Loudspeaker -30.0 LUFS (Average)
Battery (old) Endurance rating 119h

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