UMIDIGI Bison 2 vs vivo Y51a
UMIDIGI Bison 2
vivo Y51a
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 2100
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 66LTE frequency band 1, 3, 5, 8, 40
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HSDPA speed21.1 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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EV-DO speed-EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE, 301 Mbps download, 151 Mbps uploadLTE-A, 603 Mbps download, 151 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2022-062021-01
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Status2022-062021-01
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Design
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BuildMetal, polycarbonate, TPUPlastic
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height172.07 mm163.9 mm
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Width83.82 mm75.3 mm
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Thickness12.9 mm8.4 mm
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Weight280 g188 g
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WaterproofIP68/IP69K-
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Dust proofIP68/IP69K-
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MIL-STD-810GYes-
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ColorsOrange, YellowCrystal Symphony, Titanium Sapphire
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Display
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Display typeIPS TFTIPS LCD
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Physical size6.5 inches6.58 inches
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Resolution1080 x 2400 pixels1080 x 2408 pixels
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Pixel density405 ppi401 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass-
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Hardware
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CPUOcta-coreOcta-core
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CPUDual-core 2.2 GHz Cortex-A75Quad-core 2.0 GHz Kryo 260 Gold
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CPU(second)Hexa-core 2.0 GHz Cortex-A55quad-core 1.8 GHz Kryo 260 Silver
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ChipsetMediaTek Helio P90 (MT6779)Qualcomm SM6115 Snapdragon 662
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GPUPowerVR GM9446Adreno 610
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Memory RAM6 GB8 GB
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Internal storage128 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max512 GB1 TB
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StorageUFS 2.1-
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OS
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OSAndroid 12Android 11, Funtouch 11
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Main camera
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Camera typeTripleTriple
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Main camera(standard) , 48 MP, f/1.8 , 1/2" , 0.8 µm(wide) , 48 MP, f/1.8 , 1/2.0" , 0.8 µm
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(ultrawide) , 16 MP, f/2.2 , 117˚(ultrawide) , 8 MP, f/2.2 , 120˚ , 1/4.0" , 1.12 µm
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88˚ , (macro) , 5 MP, f/2.4(macro) , 2 MP, f/2.4
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Primary camera resolution8000 x 6000 pixels8000 x 6000 pixels
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Primary camera video2160p@30fps4K@30fps, 1080p@30fps, gyro-EIS
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Primary camera flashdual-LED flashLED flash
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Camera featuresAutofocus, 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, phase detection autofocusAutofocus, 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, phase detection autofocus
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera24 MP, f/2.016 MP, f/2.0 , (wide) , 1/3.06" , 1.0 µm
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Selfie camera resolution-4640 x 3456 pixels
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Selfie camera featuresFace unlock-
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Selfie camera video1080p@30fps1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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EarpieceYesYes
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Multimedia
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RadioFM RadioFM Radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11acWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual BandYesYes
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USBType-C 2.0Type-C 2.0
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USB On-The-GoYesYes
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Bluetoothv4.2v5.0
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Bluetooth A2DPYesYes
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bluetooth HIDYes-
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bluetooth LE-Yes
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NFCYesNo
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYesYes
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BDS-Yes
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Features
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SensorsAltimeter, accelerometer, barometer, compass, fingerprint, geomagnetic, gyroscope, IR thermometer 2.0, magnetometer, pedometer, proximityAccelerometer, compass, fingerprint, gyroscope, proximity
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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 capacity6150 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesQuick Charge
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Tests and performance
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Antutu257629 (v9)178300 (v8)
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Geekbench(single-core)411 (v5.2)317 (v5.2)
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Geekbench(multi-core)1528 (v5.2)1384 (v5.2)
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Cost
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Price190 USD240 USD