Lenovo A820 vs Samsung Metro 312
Lenovo A820
Samsung Metro 312
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Network
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2G networkGSM 900, 1800, 1900GSM 900, 1800
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3G networkHSDPA 900, 2100-
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HSDPA speedHSDPA-
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HSUPA speedHSUPA-
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GPRSYesYes
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EDGEYes
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Availability
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Oficially announced2014-122014-5
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Status2014-122014-6
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Design
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SIMDual SIM (Mini-SIM, dual stand-by)Dual SIM, (Mini-SIM, dual stand-by)
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Height135 mm112.7 mm
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Width68.2 mm46.4 mm
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Thickness9.9 mm13.1 mm
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Weight151 g74 g
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ColorsBlackWhite
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Display
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Display typeIPS LCD capacitive touchscreenTFT
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Physical size4.5 inches2.0 inches
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Resolution540 x 960 pixels128 x 160 pixels
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Pixel density245 ppi102 ppi
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Display colors1677721666560
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Hardware
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CPUQuad-core 1.2 GHz ARM Cortex-A7208 MHz
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ChipsetMediatek MT6589-
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GPUPowerVR SGX544-
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Memory RAM1 GB-
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Internal storage4 GB-
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Memory cardmicroSDmicroSD
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Memory card max32 GB16 GB
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OS
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OSAndroid OS, v4.1.2 (Jelly Bean)-
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Main camera
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Main camera8 MP0.3 MP
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Primary camera resolution3264 x 2448 pixels640 x 480 pixels
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Primary camera video720pQCIF@15fps
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Primary camera Autofocusautofocus-
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Selfie camera
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Secondary cameraNoNo
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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 radioStereo 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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USBmicroUSB 2.0microUSB 2.0
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BluetoothYesv3.0
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Bluetooth A2DP-Yes
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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 EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush MailPush Email
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JavaYes, via Java MIDP emulatorYes
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Java MIDP-MIDP 2.0
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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 capacity2000 mAh1000 mAh
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Talk time--
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Talk time 3G-12 h
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Standby time--