Samsung Galaxy S II Skyrocket HD I757 vs Samsung R570 Messenger III
Samsung Galaxy S II Skyrocket HD I757
Samsung R570 Messenger III
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Network
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2G networkGSM 850, 900, 1800, 1900CDMA 800, 1900
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3G networkHSDPA 850, 1900, 2100CDMA2000 1xEV-DO
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4G networkLTE 700 MHz Class 17, 1700, 2100-
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HSDPA speedHSDPA, 21 Mbps-
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HSUPA speedHSUPA, 5.76 Mbps-
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EV-DO speed-153.2 kbps
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LTE speedLTE-
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2012-12010-11
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Status2010-11
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Design
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SIMMicro-SIMMini-SIM
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Height116.6 mm
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Width53.5 mm
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Thickness14.9 mm
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Weight105 g
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Keyboard-QWERTY
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ColorsBlackBlack
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Display
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Display typeSuper AMOLED capacitive touchscreenTFT
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Physical size4.65 inches2.4 inches
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Resolution720 x 1280 pixels240 x 320 pixels
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Pixel density316 ppi167 ppi
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Display colors16777216262144
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Hardware
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CPUDual-core 1.5 GHz
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Internal storage16 GB-
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Memory RAM1 GB-
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Memory cardmicroSDmicroSD
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Memory card max32 GB16 GB
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OS
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OSAndroid OS, v2.3.5 (Gingerbread)-
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Main camera
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Main camera8 MP1.3 MP
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Primary camera resolution3264 x 2448 pixels1280 x 1024 pixels
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Primary camera video1080p@30fpsvideo
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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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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
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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WLAN WiFi Dual BandYes-
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WLAN DLNAYes-
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv3.0v2.1
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Bluetooth A2DPYesYes
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Bluetooth EDRYes-
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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 EmailEmailEmail
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Messaging IMIM-
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Messaging Push EmailPush Mail-
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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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HTMLHTML5-
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Adobe FlashYes-
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Battery
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Battery type-Li-Ion
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Battery capacity-1140 mAh
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Talk time-5 h
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Standby time-250 h
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Multimedia
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Radio-No
