Samsung Galaxy A31 vs alcatel 3 (2019)
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Samsung Galaxy A31
alcatel 3 (2019)
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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, 1900, 2100HSDPA 850, 900, 1900, 2100
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4G networkLTE frequency band 1(2100), 5(850), 7(2600), 8(900), 25(1900)LTE
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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, 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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Oficially announced2020-032019-2
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Status2020-042019-2
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Design
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BuildPlasticMetal, plastic
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SIMSingle SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)Hybrid Dual SIM (Nano-SIM, dual stand-by)
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Height159.3 mm151.1 mm
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Width73.1 mm69.7 mm
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Thickness8.6 mm8 mm
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Weight185 g145 g
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ColorsBlack, Blue, Red, WhiteBlack, Blue
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Display
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Display typeSuper AMOLED capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size6.4 inches5.94 inches
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Resolution1080 x 2400 pixels720 x 1560 pixels
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Pixel density411 ppi289 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 2.5D curved glass screenScratch resistant, 2.5D curved glass screen, Asahi Dragontrail Glass
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MultitouchYesYes
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Hardware
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CPUOcta-coreOcta-core
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CPUDual-core 2.2 GHz Cortex-A75Dual-core 2.0 GHz Cortex-A53
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CPU(second)Hexa-core 1.7 GHz Cortex-A55Hexa-core 1.45 GHz Cortex-A53
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Chipset-Qualcomm SDM439 Snapdragon 439
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GPU-Adreno 505
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Memory RAM4, 6 GB3 GB
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Internal storage64, 128 GB32 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max512 GB128 GB
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StorageeMMC 5.1-
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OS
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OSAndroid 10.0; One UI 2.0Android 8.1 Oreo
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Main camera
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Camera typeQuadDual
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Main camera48 MP, f/2.0 , 1/2.0" , 0.8 µm13 MP, f/2.0 , 1/3" , 1.12 µm
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8 MP, f/2.2 , 13 mm, 1/4.0" , 1.12 µm5 MP
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5 MP, f/2.4
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5 MP, f/2.4
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Primary camera resolution8000 x 6000 pixels4160 x 3120 pixels
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Primary camera video1080p@30fps720p@30fps
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Primary camera flashLED flashLED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-modeAutofocus, 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
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Selfie camera
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Selfie camera20 MP, f/2.28 MP, f/2.0 , 1/4" , 1.12 µm
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Selfie camera resolution-3264 x 2448 pixels
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Selfie camera video1080p@30fps720p@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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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11acWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual BandYes-
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USBType-C 1.0 reversible connectormicroUSB 2.0
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USB On-The-GoYes-
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Bluetoothv5.0v4.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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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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BeidouYes-
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, proximityAccelerometer, compass, fingerprint, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity5000 mAh3500 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes-
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Talk time 2G-28 h
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Talk time 3G-21 h
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Talk time 4G-18 h
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Standby time 2G-900 h
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Standby time 3G-950 h
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Standby time 4G-900 h
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Cost
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Price200 USD-
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Multimedia
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Radio-FM Radio
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