ZTE Optik vs ZTE V821
ZTE Optik
ZTE V821
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Network
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2G networkCDMA 800, 1900GSM 850, 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 announced2012-22011-6
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Status2012-22011-6
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Design
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SIMMini-SIMDual SIM (Mini-SIM)
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Height193 mm116 mm
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Width119.4 mm56.5 mm
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Thickness13.2 mm11.8 mm
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Weight400 g120 g
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Keyboard-QWERTY
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ColorsBlackBlack
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Display
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Display typeTFT capacitive touchscreenTFT resistive touchscreen
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Physical size7.0 inches-
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Resolution800 x 1280 pixels320 x 240 pixels
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Pixel density216 ppi-
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Display colors-66560
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Hardware
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CPUDual-core 1.2 GHz Scorpion416 MHz
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ChipsetQualcomm MSM8660 SnapdragonMediatek MT6516
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Memory RAM1 GB-
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Internal storage16 GB256 MB
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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, v3.2 (Honeycomb)Android OS, v2.2 (Froyo)
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Main camera
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Main camera5 MP2 MP
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Primary camera resolution2592 x 1944 pixels1600 x 1200 pixels
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Primary camera videovideovideo
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Primary camera Autofocusautofocusautofocus
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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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LoudspeakerYes, with stereo speakersYes
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NotificationsN/AVibration; 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, 802.11gWi-Fi 802.11b, 802.11g
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WLAN WiFi HotspotYesYes
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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 EDRYes-
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GPSYes, with A-GPSYes, with A-GPS
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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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 emulatorYes, via Java MIDP emulator
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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 capacity4000 mAh-
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Battery removableNon-removable-
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Talk time--
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Standby time--
