Allview V4 Viper vs Apple iPad Pro 12.9 (2021)
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Allview V4 Viper
Apple iPad Pro 12.9 (2021)
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800, 1900
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3G networkW-CDMA 900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 20(800), 38(2600)LTE frequency band 1, 2, 3, 4, 5, 7, 8, 11, 12, 13, 14, 17, 18, 19, 20, 21, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 42, 46, 48, 66, 71
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5G network-5G band 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 71, 77, 78, 79, 260, 261 SA/NSA/Sub6/mmWave - Wi-Fi + Cellular; 1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 71, 77, 78, 79 SA/NSA/Sub6 - global, China
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed11.5 Mbps5.76 Mbps
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EV-DO speed-3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE Cat 4, 150 Mbps download, 50 Mbps uploadLTE-A
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2019-92021-04
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Status2019-92021-05
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Design
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Build-Glass front, aluminum back, aluminum frame
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SIMDual SIM (Nano-SIM, dual SIM stand-by)Nano-SIM, eSIM
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Height145.8 mm280.6 mm
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Width70.9 mm214.9 mm
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Thickness8.5 mm6.4 mm
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Weight138 g682 (Wi-Fi)/685 (LTE) g
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Stylus-Yes (bluetooth integration; magnetic)
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ColorsBlue, RedSilver, Gray
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Display
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Display typeIPS capacitive touchscreenLiquid Retina XDR mini-LED LCD
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Physical size5.7 inches12.9 inches
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Resolution720 x 1520 pixels2048 x 2732 pixels
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Pixel density295 ppi265 ppi
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Display colors1677721616777216
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Protection-Scratch resistant, oleophobic coating, liquid retina display
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MultitouchYes-
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Display features-Wide color gamut display, True-tone display, 120Hz, HDR10, Dolby Vision, 1000 nits (typ), 1600 nits (peak)
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Hardware
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CPUQuad-core 2.0 GHz Cortex-A53Octa-core
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ChipsetMediatek MT6761 Helio A22Apple M1
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GPUPowerVR GE8320Apple GPU (8-core graphics)
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Memory RAM2 GB8, 16 GB
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Internal storage16 GB128, 256, 512, 1024, 2048 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 PieiPadOS 14.5.1
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Main camera
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Camera typeDualTriple
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Main camera8 MP12 MP, (wide) , f/1.8 , 1/3 inches, 1.22 µm
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0.3 MP10 MP, (ultrawide) , f/2.4 , 125˚ , 2x optical zoom
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TOF-3D LiDAR scanner
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Primary camera resolution-4032 x 3024 pixels
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Primary camera video1080p@30fps4K@24/25/30/60fps, 1080p@25/30/60/120/240fps; gyro-EIS
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Primary camera flashLED flashQuad-LED dual-tone flash
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Camera features-Autofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro mode, RAW
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Selfie camera
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Selfie camera type-Single
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Selfie camera5 MP12 MP, f/2.4 , 122˚
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Selfie camera resolution-4032 x 3024 pixels
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Selfie camera features-Digital image stabilization, exposure compensation, Face unlock, HDR
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Selfie camera video-1080p@25/30/60fps, gyro-EIS
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes, with stereo speakers (4 speakers)
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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, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5 GHz, 802.11ac, 802.11ax
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WLAN WiFi HotspotYesWi-Fi hotspot
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WLAN WiFi Dual Band-Dual-band
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USBmicroUSB 2.0Type-C 4
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USB connector-magnetic connector
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Bluetoothv4.1v5.0
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Bluetooth A2DPYesA2DP
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bluetooth LEYesLE
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Bluetooth EDR-EDR
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NFC-No
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEO-Yes
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QZSS-Yes
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Features
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SensorsAccelerometer, fingerprint, proximityAccelerometer, barometer, Face ID, gyroscope
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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 mAh-
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
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Cost
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Price110 USD1440 USD
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Tests and performance
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Geekbench(single-core)-1727 (v5.2)
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Geekbench(multi-core)-7270 (v5.2)
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