Samsung Galaxy M12 vs UMIDIGI A3S
Samsung Galaxy M12
UMIDIGI A3S
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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, 2100W-CDMA 850, 900, 1700, 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(2100), 2(1900), 3(1800), 4(1700), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(850), 19(850), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500)
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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LTE speedLTE, 301 Mbps download, 150 Mbps uploadLTE Cat 4, 150 Mbps download, 51 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-022019-11
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Status2021-022019-11
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Design
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BuildGlass front, plastic back, plastic frameMetal, glass
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual SIM stand-by)
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Height164 mm153.7 mm
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Width75.9 mm72.9 mm
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Thickness9.7 mm8.45 mm
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Weight221 g197 g
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ColorsBlue, Gray, GreenGreen, Grey
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Display
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Display typePLS IPSIPS capacitive touchscreen
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Physical size6.5 inches5.7 inches
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Resolution720 x 1600 pixels720 x 1440 pixels
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Pixel density270 ppi282 ppi
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Display colors1677721616777216
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Protection-2.5D curved glass screen, Scratch resistant
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Multitouch-Yes
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Hardware
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CPUOcta-core-
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CPUQuad-core 2.0 GHz Cortex-A55Quad-core 2.0 GHz Cortex-A53
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CPU(second)quad-core 2.0 GHz Cortex-A55
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ChipsetExynos 850MediaTek Helio A22 (MT6761)
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GPUMali-G52PowerVR GE8300
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Internal storage32, 64, 128 GB16 GB
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Memory RAM3, 4, 6 GB2 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max1 TB128 GB
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StorageeMMC 5.1-
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OS
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OSAndroid 11, One UI 3.0Android 10
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Main camera
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Camera typeQuadDual
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Main camera(wide) , 48 MP, f/2.0 , 80˚ , 1/2" , 0.8 µm16 MP, f/2.0 , 0.26" , 1.132 µm
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(ultrawide) , 5 MP, f/2.2 , 123˚ , 1/5.0" , 1.12 µm5 MP
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(macro) , 2 MP, f/2.4
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(depth) , 2 MP, f/2.4
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Primary camera resolution8000 x 6000 pixels4608 x 3456 pixels
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Primary camera video1080p@30fps1080p@30fps
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Primary camera flashLED flashdual LED 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, digital image stabilization, 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/2.213 MP, f/2.0
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Selfie camera resolution3264 x 2448 pixels4160 x 3120 pixels
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Selfie camera featuresFace unlock-
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Selfie camera video1080p@30fps1080p@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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RadioNoFM Radio
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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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Wi-Fi display-Yes
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WLAN WiFi Dual Band-Yes
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USBType-C 2.0microUSB 2.0
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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 HID-Yes
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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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Beidou-Yes
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BDSYes-
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Features
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SensorsAccelerometer, fingerprint, proximityAccelerometer, compass, fingerprint, gyroscope, proximity, light
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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 mAh3950 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes-
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Talk time 4G58 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 USD70 USD
