Karbonn A4 vs Samsung R680 Repp
Karbonn A4
Samsung R680 Repp
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Network
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2G networkGSM 850, 1900CDMA 800, 1900
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3G networkHSDPA 900, 2100CDMA2000 1xEV-DO
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HSDPA speedHSDPA-
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HSUPA speedHSUPA-
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EV-DO speed-2.4 Mbps
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2013-32011-11
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Status2013-32011-11
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Design
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SIMDual SIM (Mini-SIM)Mini-SIM
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Height124.8 mm110 mm
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Width66 mm57 mm
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Thickness9.5 mm12.2 mm
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Weight75 g105 g
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ColorsWhite/BlackWine Red
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Display
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Display typeTFT capacitive touchscreenTFT capacitive touchscreen
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Physical size4.0 inches3.2 inches
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Resolution320 x 480 pixels320 x 480 pixels
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Pixel density144 ppi180 ppi
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Display colors262144-
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Hardware
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CPU800 MHz
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Internal storage256, 512 MB2 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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Memory card included-2 GB
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OS
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OSAndroid OS, v2.3.6 (Gingerbread)Android OS, v2.3 (Gingerbread)
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Main camera
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Main camera3.15 MP3.15 MP
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Primary camera resolution2048 x 1536 pixels2048 x 1536 pixels
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Primary camera videovideovideo
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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, 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 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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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
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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 mAh1500 mAh
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Talk time4 h 20 min8 h
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Standby time250 h300 h
