Samsung Galaxy J2 (2017) vs ZTE Star 1
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Samsung Galaxy J2 (2017)
ZTE Star 1
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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 900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 8(900), 20(800), 40(2300)LTE
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HSDPA speed42.2 MbpsHSDPA
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HSUPA speed5.76 MbpsHSUPA
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps uploadLTE
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2017-102014-4
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Status2017-102014-4
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Design
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SIMDual SIM (Micro-SIM, dual stand-by)Yes
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Height136.5 mm139 mm
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Width69 mm69 mm
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Thickness8.4 mm6.6 mm
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Weight130 g130 g
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ColorsBlack, GoldBlack, Pink, White
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Display
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Display typeSuper AMOLED capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size4.7 inches5.0 inches
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Resolution540 x 960 pixels1080 x 1920 pixels
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Pixel density234 ppi441 ppi
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Display colors1677721616777216
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MultitouchYes-
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Hardware
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CPUQuad-core 1.3 GHz ARM Cortex-A7Quad-core 1.6 GHz ARM Cortex-A7
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ChipsetExynos 3475 QuadQualcomm MSM8928 Snapdragon 400
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GPUMali-T720Adreno 305
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Memory RAM1 GB2 GB
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Internal storage8 GB16 GB
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Memory cardmicroSDmicroSD
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Memory card max256 GB64 GB
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OS
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OSAndroid 7.0 (Nougat)Android OS, v4.4.2 (KitKat)
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Main camera
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Main camera5 MP, f/2.28 MP
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Primary camera resolution-3264 x 2448 pixels
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Primary camera video720p@30fpsvideo
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flashLED flash
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Camera featuresGeo-tagging, face detection, touch focus-
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Selfie camera
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Selfie camera2 MP, f/2.25 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3 ringtones
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Multimedia
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Radio-
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Radio FMFM radio with RDS-
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Radio recordingrecording-
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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
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYes-
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0microUSB 2.0
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USB On-The-GoYesYes
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Bluetoothv4.1v4.0
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Bluetooth A2DPYesYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push Email-Push Email
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Messaging Push MailPush Mail-
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JavaNoYes, via Java MIDP emulator
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SensorsAccelerometer, proximity-
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity2000 mAh2300 mAh
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Battery removableRemovableNon-removable
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Talk time-20 h
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Talk time 3G12 h-
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Standby time-460 h
