Samsung Galaxy Tab 2 7.0 I705 vs ZTE R221
Samsung Galaxy Tab 2 7.0 I705
ZTE R221
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Network
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2G networkCDMA 800, 1900GSM 900, 1800
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3G networkCDMA2000 1xEV-DO-
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4G networkLTE 700 MHz Class 13-
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EV-DO speed3.1 Mbps-
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LTE speedLTE-
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GPRSYes
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EDGE
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Availability
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Oficially announced2012-82014-12
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Status2012-82014-12
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Design
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SIMMini-SIMDual SIM (Mini-SIM)
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Height193.8 mm108 mm
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Width122.4 mm47 mm
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Thickness10.4 mm14 mm
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Weight345.7 g80 g
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ColorsBlackBlack
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Display
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Display typePLS LCD capacitive touchscreenTFT
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Physical size7.0 inches1.8 inches
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Resolution600 x 1024 pixels128 x 160 pixels
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Pixel density170 ppi114 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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ChipsetQualcomm MSM8960 Snapdragon-
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GPUAdreno 225-
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Memory RAM1 GB-
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Internal storage8 GB5 MB
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Memory cardmicroSDmicroSD
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Memory card max32 GB2 GB
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OS
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OSAndroid OS, v4.0.3 (Ice Cream Sandwich)-
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Main camera
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Main camera3.15 MP
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Primary camera resolution2048 x 1536 pixels640 x 480 pixels
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Primary camera video720p@30fpsno
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Selfie camera
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Secondary cameraVGA cameraNo
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Sound
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3.5mm jackYesNo
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LoudspeakerYes, with stereo speakersYes
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NotificationsVibration; MP3, WAV ringtonesVibration, Polyphonic, MP3 ringtones
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Multimedia
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RadioNo-
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Radio FM-FM radio
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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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WLAN WiFi DirectYes-
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WLAN WiFi UpnpYes-
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USBmicroUSB 2.0
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USB On-The-GoYes-
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Bluetoothv4.0
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Bluetooth A2DPYes-
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InfraredYes-
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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 MMSMMS-
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Messaging EmailEmail-
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Messaging IMIM-
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Messaging Push EmailPush Email-
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JavaYes, via Java MIDP emulatorNo
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Browser
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HTMLHTML5-
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Browser-No
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Adobe FlashYes-
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity4000 mAh1000 mAh
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Battery removableNon-removable-
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Talk time-9 h
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Standby time-280 h
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Standby time 3G432 h-
