Samsung Galaxy J4 Core vs alcatel A7
Samsung Galaxy J4 Core
alcatel A7
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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, 1900, 2100
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4G networkLTE frequency band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 18(800)LTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 20(800), 28(700)
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps11.5 Mbps
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps upload-
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LTE-A speed-LTE-A, (2CA) Cat6, 300 Mbps download, 50 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2018-112017-9
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Status2018-112017-9
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Design
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BuildPlastic-
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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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Height160.6 mm152.7 mm
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Width76.1 mm76.5 mm
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Thickness7.9 mm9 mm
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Weight177 g164 g
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ColorsBlack, Blue, GoldMetal Black
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Display
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Display typeIPS LCD capacitive touchscreenLTPS IPS LCD capacitive touchscreen
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Physical size6 inches5.5 inches
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Resolution720 x 1480 pixels1080 x 1920 pixels
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Pixel density274 ppi401 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen-
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MultitouchYesYes
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Hardware
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CPU-Octa-core
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CPUQuad-core 1.4 GHz Cortex-A53Quad-core 1.5 GHz
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CPU(second)quad-core 1 GHz
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ChipsetQualcomm MSM8917 Snapdragon 425Mediatek MT6750T
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GPUAdreno 308-
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Memory RAM1 GB3 GB
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Internal storage16 GB32 GB
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Memory card-microSD
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Memory card max-128 GB
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OS
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OSAndroid 8.1 Oreo Go EditionAndroid 7.0 (Nougat)
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Main camera
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Main camera8 MP, f/2.216 MP, f/2.0
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Primary camera resolution3264 x 2448 pixels-
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Primary camera video1080p@30fps1080p@30fps
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Primary camera Autofocus-phase detection autofocus
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Primary camera flashLED flashdual-LED (dual tone) 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-mode1/3" sensor size, HDR, face detection, geo-tagging, panorama, touch focus
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Selfie camera
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Flash-LED flash
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Selfie camera5 MP, f/2.28 MP
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Selfie camera resolution2560 x 1920 pixels-
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Selfie camera video720p@30fps-
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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Notifications-Vibration; MP3, WAV ringtones
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EarpieceYes-
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Multimedia
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Radio FMStereo FM radio, recording-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-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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USBmicroUSB 2.0microUSB 2.0
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USB On-The-GoYes-
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Bluetoothv4.2v4.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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NFC-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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BeidouYes-
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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Messaging Email-Email
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Messaging IM-IM
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Messaging Push Mail-Push Mail
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Java-No
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SensorsAccelerometer, light, proximityFingerprint (rear-mounted), accelerometer, compass, gyro, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity3300 mAh4000 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
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Talk time 2G-18 h
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Talk time 3G-17 h
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Standby time 2G-667 h
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Standby time 3G-634 h