Allview V4 Viper vs Asus Zenfone 3s Max ZC521TL
Allview V4 Viper
Asus Zenfone 3s Max ZC521TL
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkW-CDMA 900, 2100HSDPA 850, 900, 1900, 2100 - Global; HSDPA 850, 900, 2100 - India
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 20(800), 38(2600)LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 18(800), 19(800), 26(850), 28(700), 38(2600), 41(2500) - Taiwan; LTE frequency band 1(2100), 3(1800), 5(850), 8(900), 40(2300) - India
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed11.5 Mbps5.76 Mbps
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LTE speedLTE Cat 4, 150 Mbps download, 50 Mbps uploadLTE, Cat4, 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 announced2019-92017-1
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Status2019-92017-2
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Design
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SIMDual SIM (Nano-SIM, dual SIM stand-by)Dual SIM (Micro-SIM/Nano-SIM, dual stand-by)
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Height145.8 mm149.5 mm
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Width70.9 mm73.7 mm
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Thickness8.5 mm8.85 mm
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Weight138 g175 g
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ColorsBlue, RedBlack, Gold
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Display
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Display typeIPS capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.7 inches5.2 inches
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Resolution720 x 1520 pixels720 x 1280 pixels
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Pixel density295 ppi282 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-A53Octa-core 1.5 GHz Cortex-A53 ARM
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ChipsetMediatek MT6761 Helio A22Mediatek MT6750
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GPUPowerVR GE8320Mali-T860MP2
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Memory RAM2 GB3 GB
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Internal storage16 GB32 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD(uses second SIM slot)
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Memory card max128 GB256 GB
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OS
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OSAndroid 9.0 PieAndroid OS, v7.0 (Nougat)
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Main camera
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Camera typeDual-
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Main camera8 MP13 MP, f/2.0
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0.3 MP
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Primary camera video1080p@30fps1080p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flashLED flashdual-LED (dual tone) flash
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Camera features-Geo-tagging, HDR, face detection, panorama, touch focus
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Selfie camera
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Selfie camera5 MP8 MP
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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 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
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WLAN WiFi HotspotYesYes
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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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USB On-The-Go-Yes
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Bluetoothv4.1v4.0
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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Bluetooth EDR-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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BDS-Yes
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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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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Java-No
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SensorsAccelerometer, fingerprint, proximityFingerprint (front-mounted), accelerometer, compass, gyro, proximity
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Power bank function-Yes
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Po
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Battery capacity2700 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Talk time 3G-28 h
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Standby time 3G-816 h
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Cost
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Price110 USD-
