Allview V4 Viper Pro vs Plum Optimax 2
Allview V4 Viper Pro
Plum Optimax 2
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Network
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2G networkGSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100-
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 20(800), 38(2600)-
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HSDPA speed21.1 Mbps-
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HSUPA speed5.76 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 announced2020-12018-3
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Status2020-12018-4
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Design
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SIMHybrid Dual SIM (Nano-SIM, dual stand-by)No
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Height171 mm192 mm
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Width82 mm109.7 mm
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Thickness8.8 mm11.5 mm
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Weight191.6 g270 g
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ColorsGreyBlack, Gold, Pink, Rose Gold, Silver
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Display
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Display typeIPS LCD capacitive touchscreenTN TFT capacitive touchscreen
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Physical size6.8 inches7.0 inches
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Resolution640 x 1352 pixels600 x 1024 pixels
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Pixel density220 ppi170 ppi
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Display colors1677721616777216
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MultitouchYesYes, max 5 fingers
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Hardware
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CPUQuad-core 1.3 GHz Cortex-A53Quad-core 1.2 GHz Cortex-A7 ARM
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ChipsetMediatek MT6739-
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GPUPowerVR GE8100Mali-400
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Memory RAM2 GB1 GB
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Internal storage32 GB8 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD
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Memory card max-32 GB
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StorageeMMC 5.1-
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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 camera13 MP5 MP
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0.3 MP
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Primary camera video1080p@30fps720p@30fps
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Primary camera flashLED flash-
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Camera features-Yes
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Selfie camera
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Selfie camera8 MP2 MP
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Selfie camera video1080p@30fps-
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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Notifications-Vibration; MP3, WAV ringtones
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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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WLAN WiFi Direct-Yes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v2.1
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Bluetooth A2DPYes-
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GPSYes, with A-GPSNo
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GLONASSYes-
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Features
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Messaging Email-Email
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Messaging IM-IM
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Messaging Push Email-Push Email
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SensorsAccelerometer, fingerprint, proximityAccelerometer
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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 capacity3500 mAh2400 mAh
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Battery removableNon-removable-
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Talk time-12 h
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Standby time-170 h
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Cost
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Price190 USD-
