Lenovo IdeaPad S2 vs Samsung R640 Character
Lenovo IdeaPad S2
Samsung R640 Character
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Network
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2G networkGSM 850, 900, 1800, 1900CDMA 800, 1900
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3G networkHSDPA 2100CDMA2000 1x
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HSDPA speedHSDPA-
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HSUPA speedHSUPA-
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Speed Yes-Yes
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2012-12011-7
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Status2012-92011-7
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Design
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SIMMini-SIMMini-SIM
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Height107 mm
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Width55 mm
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Thickness15 mm
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Weight580 g120 g
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Keyboard-QWERTY
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ColorsBlackElectric Blue
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Display
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Display typeLED-backlit IPS LCD capacitive touchscreenTFT touchscreen
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Physical size10.0 inches2.8 inches
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Resolution800 x 1280 pixels-
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Pixel density151 ppi-
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Display colors16777216262144
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Hardware
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CPUDual-core 1.5 GHz Krait
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ChipsetQualcomm MSM8960 Snapdragon-
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GPUAdreno 225-
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Memory RAM1 GB-
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Internal storage32, 64 GB-
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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OS
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OSAndroid OS, v4.0 (Ice Cream Sandwich)-
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Main camera
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Main camera5 MP1.3 MP
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Primary camera resolution2592 x 1944 pixels1280 x 1024 pixels
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Primary camera videovideono
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Primary camera Autofocusautofocus-
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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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LoudspeakerYes, with stereo speakersYes
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NotificationsN/AVibration; MP3 ringtones
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Multimedia
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RadioNoNo
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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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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv2.1v2.1
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Bluetooth A2DPYesYes
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Bluetooth EDRYesYes
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GPSYes, with A-GPSNo
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Features
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Messaging SMS-SMS
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Messaging EmailEmailEmail
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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 emulatorNo
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Browser
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HTMLYesYes
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Adobe FlashYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1350 mAh1000 mAh
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Battery removableNon-removable-
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Talk time9 h5 h
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Standby time-288 h
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