Ulefone Armor 20WT vs vivo Y21
Ulefone Armor 20WT
vivo Y21
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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, 25, 26, 28, 34, 38, 39, 40, 41, 66LTE frequency band 1, 3, 5, 8, 38, 40, 41
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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EV-DO speedEV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload-
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LTE speedLTELTE, 150 Mbps download, 75 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2023-032021-08
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Status2023-032021-08
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Design
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BuildPolycarbonate, TPU, metal-
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height164.8 mm164.3 mm
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Width79.2 mm76.1 mm
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Thickness18.15 mm8 mm
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Weight381 g182 g
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WaterproofIP68/IP69K-
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Dust proofIP68/IP69K-
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MIL-STD-810HYes-
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ColorsBlackDiamond Glow, Midnight Blue
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Display
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Display typeIPS TFTIPS LCD
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Physical size5.65 inches6.51 inches
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Resolution1080 x 2160 pixels720 x 1600 pixels
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Pixel density427 ppi270 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 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-A76Quad-core 2.35 GHz Cortex-A53
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CPU(second)Hexa-core 2.0 GHz Cortex-A55quad-core 1.8 GHz Cortex-A53
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ChipsetMediatek Helio G99 (MT6789)Mediatek MT6765 Helio P35
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GPUMali-G57 MC2PowerVR GE8320
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Memory RAM12 GB4 GB
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Internal storage256 GB64, 128 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max2 TB1 TB
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StorageUFS 2.1-
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OS
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OSAndroid 12Android 11, Funtouch 11.1
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Main camera
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Camera typeSingleDual
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Main camera50 MP, f/1.8 , 1.0 µm13 MP, f/2.2 , (wide)
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(macro) , 2 MP, f/2.4
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Primary camera resolution8190 x 6120 pixels-
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Primary camera video1080p@30fps1080p@30fps
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Primary camera flashdual-LED flashLED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, 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 camera16 MP, f/2.2 , 1/3.09" , 1.0 µm8 MP, f/2.0 , (wide)
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Selfie camera resolution4608 x 3456 pixels-
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Selfie camera featuresFace unlock, HDR, face detection-
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Selfie camera video1080p@30fps1080p@30fps
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Sound
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3.5mm jackNoYes
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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 Direct-Yes
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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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Bluetoothv5.2v5.0
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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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GALILEOYesYes
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BDSYesYes
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Features
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SensorsAccelerometer, compass, coulomb counter, fingerprint, geomagnetic, gravity, gyroscope, light, magnetometer, pedometer, proximity, thermometerAccelerometer, 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 capacity10850 mAh5000 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes, 33WQuick Charge
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Tests and performance
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Antutu370000 (v9)24118 (v9)
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Geekbench(single-core)712 (v5.2)172 (v5.4)
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Geekbench(multi-core)1908 (v5.2)943 (v5.4)
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SAR value
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SAR EU(head)0.49 W/kg-
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SAR EU(body)1.04 W/kg-
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Cost
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Price330 USD210 USD
