Allview V4 Viper vs Digma Linx A450 3G
Allview V4 Viper
Digma Linx A450 3G
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800
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3G networkW-CDMA 900, 2100HSDPA 1900
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 20(800), 38(2600)-
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HSDPA speed42.2 Mbps21 Mbps
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HSUPA speed11.5 Mbps5.76 Mbps
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LTE speedLTE Cat 4, 150 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 announced2019-92017
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Status2019-92017
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Design
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SIMDual SIM (Nano-SIM, dual SIM stand-by)Dual SIM (Micro-SIM, dual stand-by)
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Height145.8 mm133 mm
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Width70.9 mm67.5 mm
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Thickness8.5 mm11 mm
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Weight138 g135 g
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ColorsBlue, RedBlack, White
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Display
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Display typeIPS capacitive touchscreenTFT
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Physical size5.7 inches4.5 inches
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Resolution720 x 1520 pixels540 x 960 pixels
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Pixel density295 ppi245 ppi
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Display colors1677721616777216
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MultitouchYesYes
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Hardware
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CPUQuad-core 2.0 GHz Cortex-A53Quad-core 1.2 GHz Cortex-A7 ARM
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ChipsetMediatek MT6761 Helio A22Spreadtrum SC7731C
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GPUPowerVR GE8320Mali-400 MP2
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Memory RAM2 GB512 MB
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Internal storage16 GB4 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC
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Memory card max128 GB32 GB
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OS
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OSAndroid 9.0 PieAndroid 6.0 Marshmallow
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Main camera
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Camera typeDual-
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Main camera8 MP2 MP
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0.3 MP
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Primary camera resolution-1600 x 1200 pixels
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Primary camera video1080p@30fps480p@30fps
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Primary camera flashLED flashLED
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Camera features-Autofocus, continuous shooting, geotagging, panorama, HDR, touch focus, face detection, exposure compensation, self-timer, scene mode
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Selfie camera
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Selfie camera5 MP0.3 MP
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Selfie camera video-480p@30fps MP
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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Multimedia
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RadioFM Radio-
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Radio FM-FM 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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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.1v4.0
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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Features
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SensorsAccelerometer, fingerprint, proximityAccelerometr, light, proximity
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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 capacity2700 mAh1800 mAh
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Battery removableNon-removableRemovable
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Talk time 2G-8 h
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Talk time 3G-8 h
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Standby time 2G-150 h
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Standby time 3G-150 h
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Cost
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Price110 USD-
