Samsung Galaxy S II Skyrocket i727 vs Samsung S7220 Ultra b
Samsung Galaxy S II Skyrocket i727
Samsung S7220 Ultra b
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 1900, 2100HSDPA 900, 2100
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4G networkLTE 700 MHz Class 17, 1700, 2100-
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HSDPA speedHSDPA, 21 MbpsHSDPA, 7.2 Mbps
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HSUPA speedHSUPA, 5.76 Mbps-
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LTE speedLTE-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2011-102009-2
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Status2011-112009-4
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Design
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SIMMini-SIMMini-SIM
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Height129.8 mm114 mm
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Width68.8 mm46.3 mm
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Thickness9.5 mm11.8 mm
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Weight130.5 g90 g
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ColorsBlack, WhiteBlack, Pink
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Display
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Display typeSuper AMOLED Plus capacitive touchscreenAMOLED
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Physical size4.5 inches2.2 inches
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Resolution480 x 800 pixels320 x 240 pixels
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Pixel density207 ppi182 ppi
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Display colors16777216262144
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Hardware
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CPUDual-core 1.5 GHz Scorpion
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ChipsetQualcomm MSM8260 Snapdragon-
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GPUAdreno 220-
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Internal storage16 GB110 MB
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Memory RAM1 GB-
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Memory cardmicroSDmicroSD
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Memory card max32 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 MP5 MP
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Primary camera resolution3264 x 2448 pixels2592 x 1944 pixels
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Primary camera video1080p@30fpsvideo
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flashLED flash
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Selfie camera
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Secondary camera-Yes
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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; Downloadable polyphonic, MP3, WAV ringtones
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Multimedia
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RadioNo-
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Radio FM-Stereo FM radio with RDS
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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 A2DP-Yes
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GPSYes, with A-GPSYes, with A-GPS
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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 emulatorYes
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Java MIDP-MIDP 2.0
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Browser
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HTMLHTML5Yes
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Adobe FlashYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1850 mAh960 mAh
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Talk time7 h-
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Talk time 2G-5 h 30 min
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Talk time 3G-4 h
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Standby time256 h400 h