Nokia Lumia 830 vs ZTE Nubia Z7 mini
Nokia Lumia 830
ZTE Nubia Z7 mini
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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 network-LTE 1800, 2100, 2600
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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 announced2014-92014-7
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Status2014-92014-7
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Design
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SIMNano-SIMDual SIM (Micro-SIM, dual stand-by)
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Height139.4 mm140.9 mm
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Width70.7 mm69.3 mm
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Thickness8.5 mm8.2 mm
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Weight150 g143 g
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ColorsOrange, black, gold, green, whiteBlack, Green, Red, White, Yellow
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Display
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Display typeIPS LCD capacitive touchscreenCapacitive touchscreen
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Physical size5.0 inches5.0 inches
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Resolution720 x 1280 pixels1080 x 1920 pixels
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Pixel density294 ppi445 ppi
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Display colors1677721616777216
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Hardware
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CPUQuad-core 1.2 GHz ARM Cortex-A7Quad-core 2.0 GHz Krait 400
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ChipsetQualcomm Snapdragon 400Qualcomm MSM8974AA Snapdragon 801
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GPUAdreno 305Adreno 330
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Memory RAM1 GB2 GB
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Internal storage16 GB16 GB
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Memory cardmicroSDmicroSD
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Memory card max128 GB64 GB
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OS
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OSMicrosoft Windows Phone 8.1Android OS, v4.4.2 (KitKat)
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Main camera
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Camera typePhoto / Video-
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Main camera10 MP13 MP
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Primary camera resolution3520 x 2640 pixels4128 x 3096 pixels
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Primary camera video1080p@30fps1080p@30fps
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Primary camera opticsCarl Zeiss optics-
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flashLED flash
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Primary camera video optical stabilizationoptical stabilization-
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Primary camera optical image stabilizationoptical image stabilization-
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Primary camera video stereo sound recordstereo sound record-
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Camera features1/3.4'' sensor size, PureView technology, face detection, geo-tagging, panorama-
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Selfie camera
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Selfie camera0.9 MP5 MP
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Selfie camera video720p1080p@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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Multimedia
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Radio FMFM radioFM radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual BandYesYes
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WLAN DLNAYesYes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v4.0
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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Bluetooth EDRYes-
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Bluetooth AptXYes-
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Infrared-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GPS NavigatorBeidou-
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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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JavaNoYes, via Java MIDP emulator
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SensorsAccelerometer, 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 capacity2200 mAh2300 mAh
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Talk time 2G12 h 54 min-
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Talk time 3G14 h 48 min30 h
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Standby time528 h-
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Standby time 3G-580 h
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