Xiaomi Mi Pad 7.9 vs ZTE Optik
Xiaomi Mi Pad 7.9
ZTE Optik
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Network
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2G networkCDMA 800, 1900
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3G network-CDMA2000 1xEV-DO
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EV-DO speed-3.1 Mbps
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GPRS
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EDGE
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Availability
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Oficially announced2014-32012-2
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Status2014-62012-2
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Design
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SIMNoMini-SIM
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Height202 mm193 mm
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Width135.4 mm119.4 mm
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Thickness8.5 mm13.2 mm
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Weight360 g400 g
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ColorsBlue, Gray, Green, Pink, White, YellowBlack
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Display
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Display typeIPS LCD capacitive touchscreenTFT capacitive touchscreen
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Physical size7.9 inches7.0 inches
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Resolution1536 x 2048 pixels800 x 1280 pixels
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Pixel density324 ppi216 ppi
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Display colors16777216-
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Hardware
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CPUQuad-core 2.2 GHz ARM Cortex-A15Dual-core 1.2 GHz Scorpion
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ChipsetNvidia Tegra K1Qualcomm MSM8660 Snapdragon
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GPUULP GeForce Kepler (192 cores)-
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Memory RAM2 GB1 GB
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Internal storage16, 64 GB16 GB
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Memory cardmicroSDmicroSD
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Memory card max128 GB32 GB
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OS
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OSAndroid OSAndroid OS, v3.2 (Honeycomb)
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Main camera
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Camera typePhoto / Video-
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Main camera8 MP5 MP
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Primary camera resolution3264 x 2448 pixels2592 x 1944 pixels
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Primary camera video1080pvideo
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Primary camera Autofocus-autofocus
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Selfie camera
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Selfie camera5 MP2 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYes, with stereo speakersYes, with stereo speakers
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NotificationsVibration; MP3, WAV ringtonesN/A
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Multimedia
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RadioNoNo
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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
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYes-
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WLAN WiFi Dual BandYes-
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USBmicroUSB 2.0microUSB 2.0
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USB On-The-GoYes-
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Bluetoothv4.0v2.1
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Bluetooth A2DP-Yes
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Bluetooth EDR-Yes
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GPSNoYes, with A-GPS
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Features
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush MailPush Email
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Browser
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HTMLHTML5HTML5
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Adobe Flash-Yes
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity6700 mAh4000 mAh
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Battery removable-Non-removable
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Talk time11 h-
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Standby time--