Allview A4 Duo vs Lenovo A7-50 A3500
Allview A4 Duo
Lenovo A7-50 A3500
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Network
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2G networkGSM 900, 1800GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100HSDPA
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HSDPA speedHSDPAHSDPA
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HSUPA speedHSUPAHSUPA
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2013-112014-4
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Status2013-112014-6
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Design
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SIMDual SIM (dual stand-by)Yes
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Height116.1 mm198 mm
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Width63.2 mm121.2 mm
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Thickness12 mm9.9 mm
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Weight110.6 g320 g
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ColorsBlackBlue
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Display
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Display typeTFT capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size3.5 inches7.0 inches
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Resolution320 x 480 pixels800 x 1280 pixels
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Pixel density165 ppi216 ppi
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Display colors-16777216
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Hardware
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CPUDual-core 1 GHz ARM Cortex-A7Quad-core 1.3 GHz ARM Cortex-A7
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Chipset-Mediatek MT8382
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GPUMali-400-
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Memory RAM512 MB1 GB
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Internal storage-8, 16 GB
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Memory cardmicroSD
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Memory card max-32 GB
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OS
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OSAndroid OS, v4.2 (Jelly Bean)Android OS, v4.2.2 (Jelly Bean)
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Main camera
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Main camera2 MP5 MP
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Primary camera resolution1600 x 1200 pixels2592 x 1944 pixels
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Primary camera videovideovideo
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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 jackYesYes
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LoudspeakerYesYes
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NotificationsVibration, MP3, WAV ringtonesVibration, MP3 ringtones
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Multimedia
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Radio FMFM radioFM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v4.0
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Bluetooth A2DPYes-
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Bluetooth EDRYes-
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GPSNoYes, with A-GPS
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush EmailPush Mail
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Browser
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HTMLYesYes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1200 mAh3450 mAh
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Battery removable-Non-removable
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Talk time8 h 20 min-
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Standby time200 h-
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