Karbonn A7 Star vs ZTE Open II
Karbonn A7 Star
ZTE Open II
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Network
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2G networkGSM 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G network-HSDPA
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HSDPA speed-HSDPA
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HSUPA speed-HSUPA
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2014-122014-2
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Status2014-122014-6
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Design
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SIMDual SIMYes
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Height113 mm118 mm
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Width66 mm61 mm
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Thickness10.4 mm10.5 mm
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Weight
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ColorsWhite/BlackBlack
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Display
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Display typeCapacitive touchscreenTFT capacitive touchscreen
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Physical size4.5 inches3.5 inches
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Resolution480 x 854 pixels320 x 480 pixels
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Pixel density218 ppi165 ppi
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Hardware
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CPUDual-core 1 GHz ARM Cortex-A9Dual-core 1.2 GHz
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ChipsetMediatek MT6517Qualcomm MSM8210 Snapdragon 200
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GPUPowerVR SGX531uAdreno 302
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Internal storage164 MB2 GB
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Memory RAM-256 MB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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OS
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OSAndroid OS, v4.0 (Ice Cream Sandwich)Firefox OS 1.3
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Main camera
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Main camera5 MP2 MP
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Primary camera resolution2592 x 1944 pixels1600 x 1200 pixels
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Primary camera videovideovideo
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Primary camera flashLED flash-
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Selfie camera
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Secondary cameraYesNo
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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 FMFM radioFM radio
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Connectivity
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WLANWi-FiWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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USBYesmicroUSB 2.0
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BluetoothYesYes
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GPSNoNo
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMS-
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Messaging EmailEmailEmail
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Messaging IMIMIM
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JavaYes, via Java MIDP emulatorNo
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Browser
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HTMLYesYes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1400 mAh1150 mAh
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Talk time5 h-
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Standby time135 h-
