ZTE Blade A31 vs vivo Y55
ZTE Blade A31
vivo Y55
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 2100HSDPA 850, 900, 2100
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4G networkLTE frequency band 1, 2, 3, 5, 7, 8, 20, 28, 38LTE 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, 150 Mbps uploadLTE-A, Cat4, 151 Mbps download, 51 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-072022-07
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Status2021-072022-07
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Design
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BuildPlasticGlass front, plastic frame, plastic back
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height140 mm160.8 mm
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Width71 mm73.8 mm
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Thickness8.9 mm8.4 mm
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Weight166 g182 g
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ColorsBlue, GrayIce Dawn, Midnight Galaxy
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Display
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Display typeIPS LCDAMOLED
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Physical size5.45 inches6.44 inches
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Resolution720 x 1440 pixels1080 x 2400 pixels
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Pixel density295 ppi409 ppi
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Display colors1677721616777216
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 1.6 GHz Cortex-A55Quad-core 2.4 GHz Kryo 265 Gold
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CPU(second)quad-core 1.2 GHz Cortex-A55quad-core 1.9 GHz Kryo 265 Silver
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ChipsetUnisoc SC9863AQualcomm SM6225 Snapdragon 680 4G
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GPUIMG8322Adreno 610
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Memory RAM2 GB8 GB
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Internal storage32 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max128 GB1 TB
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OS
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OSAndroid 11 Go EditionAndroid 12, Funtouch 12
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Main camera
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Camera typeSingleTriple
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Main camera8 MP50 MP, (wide) , f/1.8 , 1/2.76" , 0.64 µm
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(macro) , 2 MP, f/2.4
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(depth) , 2 MP, f/2.4
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Primary camera resolution3264 x 2448 pixels8190 x 6144 pixels
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Primary camera video720p@30fps1080p@30fps, gyro-EIS
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Primary camera flashLED flashLED flash
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Camera featuresHDRAutofocus, 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, RAW
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera2 MP, f/2.816 MP, f/2.0 , (wide)
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Selfie camera interpolated resolution5 MP-
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Selfie camera resolution1920 x 1080 pixels4608 x 3456 pixels
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Selfie camera video480p@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 802.11b, 802.11g, 802.11nWi-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 Direct-Yes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0Type-C 2.0
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USB On-The-Go-Yes
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Bluetoothv4.2v5.0
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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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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GALILEO-Yes
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BDS-Yes
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Features
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SensorsAccelerometerAccelerometer, 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-IonLi-Po
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Battery capacity3000 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes, 44W (50% in 27 min)
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Tests and performance
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Antutu101300 (v8)-
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Geekbench(single-core)149 (v5.2)-
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Geekbench(multi-core)817 (v5.2)-
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Cost
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Price100 USD250 USD
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