Allview A4 Duo vs Samsung P6800 Galaxy Tab 7.7
Allview A4 Duo
Samsung P6800 Galaxy Tab 7.7
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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 850, 900, 1900, 2100
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HSDPA speedHSDPAHSDPA, 21 Mbps
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HSUPA speedHSUPAHSUPA, 5.76 Mbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2013-112011-9
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Status2013-112011-12
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Design
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SIMDual SIM (dual stand-by)Mini-SIM
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Height116.1 mm196.7 mm
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Width63.2 mm133 mm
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Thickness12 mm7.9 mm
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Weight110.6 g340 g
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ColorsBlackBlack
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Display
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Display typeTFT capacitive touchscreenSuper AMOLED Plus capacitive touchscreen
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Physical size3.5 inches7.7 inches
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Resolution320 x 480 pixels800 x 1280 pixels
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Pixel density165 ppi196 ppi
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Display colors-16777216
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Hardware
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CPUDual-core 1 GHz ARM Cortex-A7Dual-core 1.4 GHz ARM Cortex-A9
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Chipset-Exynos
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GPUMali-400Mali-400
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Memory RAM512 MB1 GB
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Internal storage-16, 32, 64 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, v3.2 (Honeycomb)
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Main camera
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Camera type-Photo / Video
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Main camera2 MP3.15 MP
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Primary camera resolution1600 x 1200 pixels2048 x 1536 pixels
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Primary camera videovideo720p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flash-LED flash
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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, with stereo speakers
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NotificationsVibration, MP3, WAV ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio-No
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Radio FMFM 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 HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.02.0
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USB host-Yes
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Bluetoothv4.0v3.0
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Bluetooth A2DPYesYes
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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 Email
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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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Adobe Flash-Yes
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity1200 mAh5100 mAh
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Battery removable-Non-removable
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Talk time8 h 20 min-
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Talk time 2G-34 h 10 min
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Talk time 3G-20 h
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Standby time200 h-
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Standby time 2G-1200 h
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Standby time 3G-1100 h
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