Product
Samsung Galaxy M31
Samsung Galaxy M31
Samsung Galaxy M32
Samsung Galaxy M32
Battery
Charging 15W wired 25W wired (International) 15W wired (India)
Type Li-Po 6000 mAh Li-Ion 5000 mAh (Global)Li-Ion 6000 mAh (India only)
Body
Build Glass front (Gorilla Glass 3), plastic back, plastic frame Glass front (Gorilla Glass 5), plastic frame, plastic back
Dimensions 159.2 x 75.1 x 8.9 mm (6.27 x 2.96 x 0.35 in) 159.3 x 74 x 8.4 mm (Global) or 9.3 mm (India)
SIM Nano-SIM + Nano-SIM Nano-SIMNano-SIM + Nano-SIM
Weight 191 g (6.74 oz) 180 g (Global) / 196 g (India) (6.35 oz)
Comms
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
NFC Yes (market/region dependent) Yes (market/region dependent)
Positioning GPS, GLONASS, GALILEO, BDS GPS, GLONASS, BDS, GALILEO
Radio FM radio, RDS, recording No
USB USB Type-C 2.0 USB Type-C 2.0, OTG
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
Display
Protection Corning Gorilla Glass 3 Corning Gorilla Glass 5
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density) 1080 x 2400 pixels, 20:9 ratio (~411 ppi density)
Size 6.4 inches, 100.5 cm2 (~84.1% screen-to-body ratio) 6.4 inches, 98.9 cm2 (~83.9% screen-to-body ratio)
Type Super AMOLED, 420 nits (peak) Super AMOLED, 90Hz, 800 nits (HBM)
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, compass Fingerprint (side-mounted), accelerometer, gyro, compass
  Virtual proximity sensing Virtual proximity sensing
Launch
Announced 2020, February 25 2021, June 21
Status Available. Released 2020, March 05 Available. Released 2021, June 28
Main Camera
Features LED flash, panorama, HDR LED flash, panorama, HDR
Quad - 64 MP, f/1.8, 26mm (wide), 1/1.97", 0.7µm, 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)
Triple 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) -
Video 4K@30fps, 1080p@30fps, gyro-EIS 1080p@30fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM 64GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM
  UFS 2.1 eMMC 5.1
Misc
Colors Ocean Blue, Space Black, Red Black, Light Blue
Models SM-M315F, SM-M315F/DS, SM-M315F/DSN SM-M325FV, SM-M325FV/DS, SM-M325F/DS, SM-M325F
SAR 0.52 W/kg (head)     0.69 W/kg (body)     0.64 W/kg (head)    
SAR EU 0.48 W/kg (head)     1.13 W/kg (body)     0.56 W/kg (head)     1.57 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66 - International
Speed HSPA, LTE HSPA, LTE
Technology GSM / HSPA / LTE GSM / HSPA / LTE
  - 1, 3, 5, 8, 20, 38, 40, 41 - India
Platform
Chipset Exynos 9611 (10 nm) Mediatek MT6769V/CU Helio G80 (12 nm)
CPU Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Mali-G72 MP3 Mali-G52 MC2
OS Android 10, upgradable to Android 12, One UI 4.1 Android 11, upgradable to Android 13, One UI 5
Selfie camera
Features HDR -
Single 32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm 20 MP, f/2.2, (wide)
Video 4K@30fps, 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes