Allview Impera i vs Nokia Lumia 820
Allview Impera i
Nokia Lumia 820
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100HSDPA 850, 900, 1900, 2100
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4G network-LTE 800, 900, 1800, 2100, 2600
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HSDPA speedHSDPA, 42 MbpsHSDPA, 42 Mbps
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HSUPA speedHSUPA, 5.76 MbpsHSUPA, 5.76 Mbps
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LTE speed-LTE, Cat3, 100 Mbps download, 50 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2014-62012-9
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Status2014-82012-11
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Design
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SIMDual SIM (dual stand-by)Micro-SIM
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Height135.8 mm123.8 mm
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Width67.2 mm68.5 mm
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Thickness7.2 mm9.9 mm
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Weight98.9 g160 g
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ColorsBlackBlack, Blue, Gray, Red, Violet, White, Yellow
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Display
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Display typeIPS LCD capacitive touchscreenAMOLED capacitive touchscreen
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Physical size4.7 inches4.3 inches
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Resolution720 x 1280 pixels480 x 800 pixels
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Pixel density312 ppi217 ppi
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Display colors1677721616777216
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Hardware
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CPUQuad-core 1.2 GHz ARM Cortex-A7Dual-core 1.5 GHz Krait
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ChipsetQualcomm MSM8212 Snapdragon 200Qualcomm MSM8960 Snapdragon
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GPUAdreno 302Adreno 225
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Memory RAM1 GB1 GB
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Internal storage8 GB8 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB64 GB
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OS
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OSMicrosoft Windows Phone 8.1Microsoft Windows Phone 8
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Main camera
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Camera type-Photo / Video
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Main camera8 MP8 MP
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Primary camera resolution3264 x 2448 pixels3264 x 2448 pixels
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Primary camera videovideo1080p@30fps
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Primary camera optics-Carl Zeiss optics
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flashLED flash
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Selfie camera
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Secondary camera-VGA camera
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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, WAV 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 802.11a, 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v3.1
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Bluetooth A2DPYesYes
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Bluetooth EDRYesYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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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 Email
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JavaNoNo
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity1750 mAh1650 mAh
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Talk time7 h 20 min-
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Talk time 2G-14 h
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Talk time 3G-8 h
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Standby time200 h-
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Standby time 2G-330 h
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Standby time 3G-330 h
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