Allview V4 Viper vs Doogee CR1 Pro
Allview V4 Viper
Doogee CR1 Pro
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Network
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2G networkGSM 850, 900, 1800, 1900N/A
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3G networkW-CDMA 900, 2100N/A
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 20(800), 38(2600)N/A
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HSDPA speed42.2 Mbps-
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HSUPA speed11.5 Mbps-
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LTE speedLTE Cat 4, 150 Mbps download, 50 Mbps upload-
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GPRSYesNo
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EDGEYesNo
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Availability
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Oficially announced2019-92021-11
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Status2019-92021-11
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Design
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Build-Plastic frame, plastic back
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SIMDual SIM (Nano-SIM, dual SIM stand-by)No
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Height145.8 mm45 mm
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Width70.9 mm45 mm
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Thickness8.5 mm11.5 mm
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Weight138 g47 g
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Waterproof-5ATM (50m)
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ColorsBlue, RedGray Black
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Display
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Display typeIPS capacitive touchscreenTFT LCD
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Physical size5.7 inches1.28 inches
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Resolution720 x 1520 pixels240 x 240 pixels
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Pixel density295 ppi265 ppi
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Display colors16777216-
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MultitouchYes-
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Hardware
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CPUQuad-core 2.0 GHz Cortex-A53
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ChipsetMediatek MT6761 Helio A22nRF52840
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GPUPowerVR GE8320-
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Memory RAM2 GB-
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Internal storage16 GB-
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max128 GB-
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OS
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OSAndroid 9.0 PieProprietary
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Main camera
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Camera typeDual-
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Main camera8 MP
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0.3 MP
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Primary camera video1080p@30fps-
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Primary camera flashLED flash-
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Selfie camera
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Selfie camera5 MP
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Sound
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3.5mm jackYesNo
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LoudspeakerYesNo
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Multimedia
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RadioFM RadioNo
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nNo
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WLAN WiFi HotspotYes-
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USBmicroUSB 2.0No
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Bluetoothv4.1v5.0
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Bluetooth A2DPYesA2DP
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bluetooth LEYesLE
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NFC-No
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GPSYes, with A-GPSYes
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GLONASSYes-
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Features
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SensorsAccelerometer, fingerprint, proximityAccelerometer, heart rate, SpO2
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Browser
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HTMLHTML5-
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Battery
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Battery typeLi-PoLi-Po
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Battery capacity2700 mAh300 mAh
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Battery removableNon-removableNon-removable
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Cost
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Price110 USD60 USD