LG Viper 4G LTE LS840 vs Yezz Classic C20
LG Viper 4G LTE LS840
Yezz Classic C20
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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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4G networkLTE 1900-
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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 announced2012-12012-2
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Status2012-42012-4
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Design
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SIMMini-SIMDual SIM (Mini-SIM)
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Height117 mm105 mm
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Width62 mm45 mm
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Thickness11.7 mm14.4 mm
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Weight142 g55 g
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ColorsBlackBlack, Blue, Gray, Green, Red, White
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Display
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Display typeTFT capacitive touchscreenTFT
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Physical size4.0 inches1.8 inches
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Resolution480 x 800 pixels128 x 160 pixels
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Pixel density233 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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GPUAdreno 220-
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Memory RAM1 GB-
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Internal storage4 GB64 MB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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Memory card included4 GB-
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OS
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OSAndroid OS, v2.3 (Gingerbread)-
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Main camera
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Main camera5 MP
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Primary camera resolution2592 x 1944 pixels640 x 480 pixels
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Primary camera video1080pno
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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 cameraVGA cameraNo
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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NotificationsVibration, MP3 ringtonesRingtones
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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 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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WLAN DLNAYes-
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USBmicroUSB 2.0Yes
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Bluetoothv3.0v2.1
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Bluetooth A2DPYes-
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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 IMIMIM
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Messaging Push EmailPush Email-
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WAP-Yes
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JavaYes, via Java MIDP emulatorNo
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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 capacity1700 mAh550 mAh
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Talk time7 h4 h
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Standby time-150 h
