Karbonn A27 Retina vs Samsung Gear S
Karbonn A27 Retina
Samsung Gear S
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Network
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2G networkGSM 900, 1800, 1900GSM 900, 1800
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3G networkHSDPA 2100HSDPA 900, 2100
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HSDPA speedHSDPA, 7.2 MbpsHSDPA
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2013-32014-8
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Status2013-32014-10
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Design
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SIMDual SIM (Mini-SIM)Yes
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Height133.6 mm39.8 mm
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Width66 mm58.3 mm
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Thickness9.1 mm12.5 mm
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Weight126.5 g
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ColorsBlackBlack, White
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Display
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Display typeIPS LCD capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size4.3 inches2.0 inches
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Resolution540 x 960 pixels360 x 480 pixels
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Pixel density256 ppi300 ppi
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Display colors-16777216
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Hardware
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CPUDual-core 1.2 GHzDual-core 1.0 GHz
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Memory RAM512 MB512 MB
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Internal storage4 GB4 GB
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Memory cardmicroSD
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Memory card max32 GB-
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OS
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OSAndroid OS, v4.1 (Jelly Bean)Tizen-based wearable platform
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Main camera
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Main camera8 MP
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Primary camera resolution3264 x 2448 pixels-
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Primary camera videovideo-
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Selfie camera
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Selfie camera2 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-Fi 802.11b, 802.11g, 802.11nWi-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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USBYesmicroUSB 2.0
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BluetoothYesv4.1
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Infrared-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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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 emulator-
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1800 mAh300 mAh
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Talk time4 h-
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Standby time180 h-
