Karbonn A3 vs Micromax X256
Karbonn A3
Micromax X256
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Network
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2G networkGSM 850, 1900GSM 900, 1800
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2013-32014-12
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Status2013-3
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Design
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SIMDual SIM (Mini-SIM)Dual SIM (Mini-SIM, dual stand-by)
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Height113 mm118.5 mm
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Width61 mm52.5 mm
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Thickness13.5 mm15.2 mm
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Weight90 g
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ColorsWhite/BlackBlack, Gray
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Display
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Display typeTFT capacitive touchscreenTFT
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Physical size4.0 inches2.6 inches
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Resolution320 x 480 pixels240 x 320 pixels
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Pixel density144 ppi154 ppi
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Display colors16777216262144
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Hardware
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CPU1 GHz
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Memory ROM512 MB-
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Memory RAM256 MB-
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Memory cardmicroSDmicroSD
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Memory card max32 GB4 GB
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OS
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OSAndroid OS, v2.3.6 (Gingerbread)-
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Main camera
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Main camera3.15 MP
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Primary camera resolution2048 x 1536 pixels640 x 480 pixels
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Primary camera videovideovideo
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Selfie camera
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Secondary cameraVGA cameraNo
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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NotificationsVibration, MP3, WAV ringtonesVibration, Polyphonic, 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-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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USBYesYes
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BluetoothYesv2.1
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Bluetooth A2DP-Yes
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GPSNoNo
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Features
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Messaging SMSSMS(threaded view)SMS
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Messaging MMSMMSMMS
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Messaging EmailEmail-
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Messaging IMIM-
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WAP-Yes
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JavaYes, via Java MIDP emulatorYes
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Browser
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HTMLYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1400 mAh1200 mAh
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Talk time4 h 20 min-
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Standby time250 h-
