Samsung Galaxy J7 Duo vs ZTE Blade Z Max
Samsung Galaxy J7 Duo
ZTE Blade Z Max
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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, 1700(AWS), 1900
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4G networkLTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500)LTE frequency band 2(1900), 4(1700/2100), 5(850), 12(700), 66(1700/2100)
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HSDPA speed-42.2 Mbps
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HSUPA speed-5.76 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 announced2018-42017-8
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Status2018-42017
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Design
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BuildMetal-
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SIMSingle SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by)Yes
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Height153.5 mm166.1 mm
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Width77.2 mm84.6 mm
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Thickness8.2 mm8.4 mm
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Weight174 g175 g
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ColorsBlack, Gold, Rose Gold, WhiteBlack
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Display
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Display typeSuper AMOLED capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.5 inches6.0 inches
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Resolution720 x 1280 pixels1080 x 1920 pixels
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Pixel density267 ppi367 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screenAsahi Dragontrail Glass
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MultitouchYesYes
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Hardware
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CPUOcta-core-
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CPUDual-core 2.2 GHz Cortex-A73Octa-core 1.4 GHz Cortex-A53 ARM
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CPU(second)Hexa-core 1.6 GHz Cortex-A53
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ChipsetExynos 7885 OctaQualcomm MSM8940 Snapdragon 435
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GPUMali-G71Adreno 505
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Memory RAM4 GB2 GB
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Internal storage32 GB32 GB
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Memory cardmicroSDmicroSD
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Memory card max256 GB128 GB
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OS
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OSAndroid 8.0 (Oreo)Android 7.1.1 (Nougat)
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Main camera
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Camera typeDualDual
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Main camera13 MP, f/1.916 MP
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5 MP, f/1.92 MP
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Primary camera resolution4160 x 3120 pixels-
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Primary camera video1080p@30fps1080p@30fps
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Primary camera Autofocusautofocusphase detection autofocus
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Primary camera flashLED flashLED flash
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focusGeo-tagging, HDR, face detection, panorama, touch focus
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Selfie camera
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FlashLED flash-
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Selfie camera8 MP, f/1.98 MP
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Selfie camera resolution3264 x 2448 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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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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EarpieceYes-
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Multimedia
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Radio-No
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Radio FMFM radio-
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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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USBYesType-C reversible connector
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Bluetoothv4.2v4.2
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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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GLONASSYes-
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BDSYes-
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SUPL-Yes
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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 EmailPush EmailPush Email
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Java-No
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SensorsFingerprint (front-mounted), accelerometer, 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 capacity3000 mAh4080 mAh
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Battery removableRemovableNon-removable
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Fast battery charging-Quick Charge 2.0
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Talk time 3G-31 h
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Standby time 3G-528 h
