Karbonn A7 Star vs Samsung I405 Stratosphere
Karbonn A7 Star
Samsung I405 Stratosphere
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Network
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2G networkGSM 900, 1800, 1900CDMA 800, 1900
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3G network-CDMA2000 1xEV-DO
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4G network-LTE 700 MHz Class 13
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EV-DO speed-3.1 Mbps
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2014-122011-10
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Status2014-122011-10
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Design
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SIMDual SIMMini-SIM
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Height113 mm126 mm
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Width66 mm65 mm
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Thickness10.4 mm14 mm
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Weight164 g
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Keyboard-QWERTY
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ColorsWhite/BlackNoble Black
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Display
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Display typeCapacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size4.5 inches4.0 inches
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Resolution480 x 854 pixels480 x 800 pixels
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Pixel density218 ppi233 ppi
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Display colors-16777216
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Hardware
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CPUDual-core 1 GHz ARM Cortex-A91 GHz
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ChipsetMediatek MT6517-
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GPUPowerVR SGX531u-
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Internal storage164 MB4 GB
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Memory RAM-512 MB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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Memory card included-4 GB
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OS
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OSAndroid OS, v4.0 (Ice Cream Sandwich)Android OS, v2.3 (Gingerbread)
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Main camera
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Main camera5 MP5 MP
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Primary camera resolution2592 x 1944 pixels2592 x 1944 pixels
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Primary camera videovideo480p
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Primary camera Autofocus-autofocus
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Primary camera flashLED flashLED flash
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Selfie camera
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Secondary cameraYes-
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Selfie camera1.3 MP
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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-No
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Radio FMFM radio-
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Connectivity
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WLANWi-FiWi-Fi 802.11a, 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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WLAN WiFi Dual Band-Yes
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WLAN DLNA-Yes
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USBYesmicroUSB 2.0
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BluetoothYesv3.0
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Bluetooth A2DP-Yes
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GPSNoYes, with A-GPS
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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 Email-Push Mail
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Browser
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HTMLYesYes
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Adobe Flash-Yes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1400 mAh1800 mAh
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Talk time5 h8 h
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Standby time135 h212 h
