Karbonn A15 vs Samsung Epic 4G
Karbonn A15
Samsung Epic 4G
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Network
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2G networkGSM 900, 1800, 1900CDMA 800, 1900
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3G networkHSDPA 2100CDMA2000 1xEV-DO
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HSDPA speedHSDPA, 7.2 MbpsHSDPA
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EV-DO speed-3.1 Mbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Status2010-9
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Oficially announced2014-122010-6
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Design
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SIMDual SIM (Mini-SIM)Mini-SIM
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Height124 mm
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Width65 mm
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Thickness14 mm
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Weight155 g
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Keyboard-QWERTY
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ColorsBlackBlack
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Display
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Display typeTFT touchscreenSuper AMOLED capacitive touchscreen
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Physical size4.0 inches4.0 inches
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Resolution480 x 800 pixels480 x 800 pixels
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Pixel density233 ppi233 ppi
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Display colors-16777216
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Hardware
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CPU1 GHz1 GHz ARM Cortex-A8
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Chipset-Hummingbird
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GPU-PowerVR SGX540
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Memory ROM-512 MB
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Memory RAM512 MB512 MB
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Internal storage4 GB-
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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, v4.0.4 (Ice Cream Sandwich)Android OS, v2.1 (Eclair)
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Main camera
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Main camera3.15 MP5 MP
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Primary camera resolution2048 x 1536 pixels2592 x 1944 pixels
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Primary camera videovideo720p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flash-LED flash
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Selfie camera
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Secondary cameraNoVGA camera
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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 radioStereo FM radio with RDS
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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WLAN wimax-Yes
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USBmicroUSB 2.0microUSB 2.0
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BluetoothYesv2.1
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Bluetooth A2DP-Yes
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GPSYes, with A-GPSYes, 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 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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HTMLYesYes
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Adobe Flash-Adobe Flash Lite
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1420 mAh1500 mAh
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Talk time-5 h 30 min
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Standby time150 h300 h
