Alcatel OT-255 vs Karbonn Smart Tab2
Alcatel OT-255
Karbonn Smart Tab2
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Network
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2G networkGSM 900, 1800
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GPRSYes
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EDGE
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Availability
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Oficially announced2010-22014-12
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Status2010-62014-12
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Design
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SIMMini-SIMNo
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Height100.5 mm
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Width58 mm
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Thickness12 mm
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Weight76 g
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KeyboardQWERTY-
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ColorsApple Green, Black, OrangeBlack/White
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Display
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Display typeTFTTFT capacitive touchscreen
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Physical size1.8 inches7.0 inches
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Resolution128 x 160 pixels480 x 800 pixels
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Pixel density114 ppi133 ppi
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Display colors66560-
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Hardware
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CPU1.2 GHz
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Internal storage1.8 MB1 GB
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Memory RAM-512 MB
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Memory cardmicroSD
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Memory card max-32 GB
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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NotificationsVibration; MP3 ringtonesN/A
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Multimedia
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Radio-No
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Radio FMFM radio with RDS-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi Direct-Yes
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USBYesYes
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Bluetoothv4.0
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GPSNoNo
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Features
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Messaging SMSSMS-
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Messaging MMSMMS-
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Messaging EmailEmailEmail
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Messaging IM-IM
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Messaging Push Email-Push Email
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WAPWAP 2.0/xHTML-
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JavaNoYes, via Java MIDP emulator
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Browser
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HTMLYesYes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity650 mAh3700 mAh
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Battery removable-Non-removable
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Talk time9 h7 h
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Standby time380 h-
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OS
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OS-Android OS, v4.1 (Jelly Bean)
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Main camera
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Main camera2 MP
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Primary camera resolution-1600 x 1200 pixels
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Primary camera video-video
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Selfie camera
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Secondary camera-No
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