Yezz Classic C21 vs ZTE Optik
Yezz Classic C21
ZTE Optik
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Network
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2G networkGSM 850, 900, 1800, 1900CDMA 800, 1900
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3G network-CDMA2000 1xEV-DO
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EV-DO speed-3.1 Mbps
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GPRSYes
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EDGE
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Availability
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Oficially announced2014-32012-2
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Status2014-42012-2
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Design
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SIMDual SIM (Mini-SIM)Mini-SIM
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Height106 mm193 mm
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Width45 mm119.4 mm
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Thickness14.5 mm13.2 mm
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Weight73 g400 g
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ColorsBlack, Blue, Gray, Green, Purple, Red, WhiteBlack
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Display
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Display typeTFTTFT capacitive touchscreen
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Physical size1.8 inches7.0 inches
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Resolution128 x 160 pixels800 x 1280 pixels
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Pixel density114 ppi216 ppi
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Display colors66560-
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Hardware
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CPUDual-core 1.2 GHz Scorpion
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Chipset-Qualcomm MSM8660 Snapdragon
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Internal storage64 MB16 GB
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Memory RAM-1 GB
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Memory cardmicroSDmicroSD
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Memory card max8 GB32 GB
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Main camera
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Main camera5 MP
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Primary camera resolution640 x 480 pixels2592 x 1944 pixels
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Primary camera videonovideo
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Primary camera Autofocus-autofocus
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Selfie camera
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Secondary cameraNo-
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Selfie camera2 MP
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes, with stereo speakers
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NotificationsVibration; ringtonesN/A
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Multimedia
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Radio-No
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Radio FMStereo FM radio-
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Connectivity
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WLANWi-Fi 802.11b, 802.11g
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WLAN WiFi Hotspot-Yes
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USBYesmicroUSB 2.0
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Bluetoothv2.1v2.1
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Bluetooth A2DP-Yes
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Bluetooth EDR-Yes
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GPSNoYes, with A-GPS
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Features
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Messaging SMSSMS-
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Messaging MMSMMS-
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Messaging Email-Email
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Messaging IMIMIM
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Messaging Push Email-Push Email
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WAPYes-
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JavaNoYes, via Java MIDP emulator
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity600 mAh4000 mAh
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Battery removable-Non-removable
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Talk time4 h-
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Standby time150 h-
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OS
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OS-Android OS, v3.2 (Honeycomb)
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Browser
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HTML-HTML5
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Adobe Flash-Yes
