Samsung Galaxy M12 vs Samsung Galaxy M31s
Samsung Galaxy M12
Samsung Galaxy M31s
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTE, 301 Mbps download, 150 Mbps uploadLTE, Cat10, 452 Mbps download, 102 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Status2021-022020-08
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Oficially announced2021-022020-07
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Design
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BuildGlass front, plastic back, plastic framePlastic
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SIMDual SIM (Nano-SIM, dual stand-by)Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
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Height164 mm159.3 mm
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Width75.9 mm74.4 mm
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Thickness9.7 mm9.3 mm
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Weight221 g203 g
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ColorsBlue, Gray, GreenBlack, Blue
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Display
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Display typePLS IPSSuper AMOLED capacitive touchscreen
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Physical size6.5 inches6.5 inches
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Resolution720 x 1600 pixels1080 x 2400 pixels
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Pixel density270 ppi405 ppi
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Display colors1677721616777216
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Protection-2.5D curved glass screen, Corning Gorilla Glass 3
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.0 GHz Cortex-A55Quad-core 2.3 GHz Cortex-A73
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CPU(second)quad-core 2.0 GHz Cortex-A55quad-core 1.7 GHz Cortex-A53
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ChipsetExynos 850Exynos 9611
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GPUMali-G52Mali-G72 MP3
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Memory RAM3, 4, 6 GB6, 8 GB
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Internal storage32, 64, 128 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max1 TB512 GB
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StorageeMMC 5.1UFS 2.1
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OS
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OSAndroid 11, One UI 3.0Android 10.0; One UI 2.0
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Main camera
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Camera typeQuadTriple
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Main camera(wide) , 48 MP, f/2.0 , 80˚ , 1/2" , 0.8 µm64 MP, f/1.8 , 1/1.72" , 0.8 µm, 26 mm
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(ultrawide) , 5 MP, f/2.2 , 123˚ , 1/5.0" , 1.12 µm8 MP, f/2.2
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(macro) , 2 MP, f/2.45 MP, f/2.4
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(depth) , 2 MP, f/2.45 MP, f/2.4
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Primary camera resolution8000 x 6000 pixels9280 x 6944 pixels
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Primary camera video1080p@30fps4K@30fps, 1080p@30fps, gyro-EIS
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, digital zoom, geotagging, HDR, touch focus, face detection, self-timer, scene-mode, phase detection autofocusAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus
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Selfie camera
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Selfie camera typeSingle-
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Selfie camera8 MP, f/2.232 MP, f/2.2 , 26 mm, 1/2.8" , 0.8 µm
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Selfie camera resolution3264 x 2448 pixels6528 x 4896 pixels
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Selfie camera featuresFace unlock-
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Selfie camera video1080p@30fps4K@30fps, 1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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EarpieceYesYes
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Multimedia
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RadioNo-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual Band-Yes
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USBType-C 2.0Type-C 1.0 reversible connector
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USB On-The-Go-Yes
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Bluetoothv5.0v5.0
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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NFCNo-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYesYes
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BDSYesYes
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Features
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SensorsAccelerometer, fingerprint, proximityAccelerometer, compass, fingerprint, gyroscope, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Po
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Battery capacity6000 mAh6000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesYes
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Wireless reverse charging-Yes
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Talk time 4G58 h51 h
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Tests and performance
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Antutu142177 (v8)-
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Geekbench(single-core)178 (v5.2)-
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Geekbench(multi-core)1025 (v5.2)-
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SAR value
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SAR EU(head)0.54 W/kg-
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SAR EU(body)1.39 W/kg-
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Cost
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Price140 USD270 USD