Samsung Galaxy S II Epic 4G Touch vs T-Mobile Vairy Touch II
Samsung Galaxy S II Epic 4G Touch
T-Mobile Vairy Touch II
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Network
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2G networkCDMA 800, 1900GSM 900, 1800, 1900
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3G networkCDMA2000 1xEV-DO-
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EV-DO speed3.1 Mbps-
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2011-82010
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Status2011-92010-2
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Design
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SIMMini-SIMMini-SIM
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Height130 mm102 mm
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Width70 mm50 mm
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Thickness10 mm12.5 mm
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Weight130 g83 g
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ColorsBlack, WhiteBlack
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Display
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Display typeSuper AMOLED Plus capacitive touchscreenTFT resistive touchscreen
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Physical size4.52 inches2.8 inches
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Resolution480 x 800 pixels240 x 400 pixels
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Pixel density206 ppi167 ppi
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Display colors1677721666560
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Hardware
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CPUDual-core 1.2 GHz
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ChipsetExynos-
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GPUMali-400-
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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, v2.3.4 (Gingerbread)-
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Main camera
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Main camera8 MP2 MP
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Primary camera resolution3264 x 2448 pixels1600 x 1200 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 jackYesNo
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3 ringtones
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Multimedia
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RadioNo-
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Radio FM-Stereo FM radio
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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 wimaxYes-
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WLAN DLNAYes-
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USBmicroUSB 2.0Yes
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USB On-The-GoYes-
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Bluetoothv3.0v2.0
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Bluetooth A2DPYesYes
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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 Mail-
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WAP-WAP 2.0/xHTML
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JavaYes, via Java MIDP emulatorYes
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Java MIDP-MIDP 2.0
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Browser
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HTMLYes-
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Adobe FlashYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1800 mAh800 mAh
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Talk time8 h 45 min4 h 50 min
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Standby time252 h300 h
