Karbonn A27 Retina vs Micromax X650
Karbonn A27 Retina
Micromax X650
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Network
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2G networkGSM 900, 1800, 1900GSM 900, 1800
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3G networkHSDPA 2100-
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HSDPA speedHSDPA, 7.2 Mbps-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2013-32012-1
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Status2013-3
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Design
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SIMDual SIM (Mini-SIM)Dual SIM (Mini-SIM)
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Height133.6 mm110.3 mm
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Width66 mm55.3 mm
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Thickness9.1 mm12.6 mm
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Weight126.5 g
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ColorsBlackGray, White
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Display
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Display typeIPS LCD capacitive touchscreenTFT touchscreen
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Physical size4.3 inches3.2 inches
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Resolution540 x 960 pixels240 x 400 pixels
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Pixel density256 ppi146 ppi
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Hardware
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CPUDual-core 1.2 GHz
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Memory RAM512 MB-
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Internal storage4 GB-
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Memory cardmicroSDmicroSD
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Memory card max32 GB8 GB
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OS
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OSAndroid OS, v4.1 (Jelly Bean)-
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Main camera
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Main camera8 MP3.15 MP
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Primary camera resolution3264 x 2448 pixels2048 x 1536 pixels
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Primary camera videovideovideo
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Primary camera Autofocusautofocus-
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Primary camera flashLED flashLED flash
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Selfie camera
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Secondary camera-No
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Selfie camera2 MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes, with stereo speakers
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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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WLAN WiFi DirectYes-
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USBYesYes
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BluetoothYesv3.0
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Bluetooth A2DP-Yes
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GPSYes, with A-GPSNo
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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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Messaging Push EmailPush Email-
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WAP-WAP 2.0/xHTML
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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 capacity1800 mAh1080 mAh
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Talk time4 h5 h
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Standby time180 h-
