Karbonn Smart A12 Star vs Xiaomi Mi Pad 7.9
Karbonn Smart A12 Star
Xiaomi Mi Pad 7.9
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Network
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2G networkGSM 900, 1800
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3G networkHSDPA 2100-
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HSDPA speedHSDPA-
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2014-72014-3
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Status2014-72014-6
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Design
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SIMDual SIM (Micro-SIM, dual stand-by)No
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Height124.2 mm202 mm
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Width64.2 mm135.4 mm
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Thickness10.1 mm8.5 mm
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Weight130 g360 g
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ColorsBlackBlue, Gray, Green, Pink, White, Yellow
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size4.0 inches7.9 inches
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Resolution480 x 800 pixels1536 x 2048 pixels
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Pixel density233 ppi324 ppi
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Display colors1677721616777216
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Hardware
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CPUDual-core 1.2 GHzQuad-core 2.2 GHz ARM Cortex-A15
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Chipset-Nvidia Tegra K1
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GPU-ULP GeForce Kepler (192 cores)
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Memory RAM512 MB2 GB
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Internal storage4 GB16, 64 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB128 GB
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OS
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OSAndroid OS, v4.4.2 (KitKat)Android OS
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Main camera
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Camera type-Photo / Video
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Main camera5 MP8 MP
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Primary camera resolution2592 x 1944 pixels3264 x 2448 pixels
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Primary camera videovideo1080p
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Primary camera flashLED flash-
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Selfie camera
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Secondary cameraVGA camera-
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Selfie camera5 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes, with stereo speakers
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NotificationsVibration, MP3, WAV ringtonesVibration; MP3, WAV ringtones
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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 802.11b, 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 Band-Yes
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USBmicroUSB 2.0microUSB 2.0
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USB On-The-Go-Yes
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BluetoothYesv4.0
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GPSYes, with A-GPSNo
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Features
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Messaging SMSSMS(threaded view)-
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Messaging MMSMMS-
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush EmailPush Mail
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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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 capacity1400 mAh6700 mAh
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Talk time-11 h
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Standby time300 h-
