UMIDIGI A3X vs ZTE nubia Alpha
UMIDIGI A3X
ZTE nubia Alpha
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 1900
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3G networkW-CDMA 850, 900, 1700, 1900, 2100HSDPA 900, 2100
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4G networkLTE frequency band 1(2100), 2(1900), 3(1800), 4(1700), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(850), 19(850), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500)-
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LTE speedLTE Cat 4, 150 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 announced2019-112019-2
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Status2019-112019-4
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Design
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BuildMetal, glass-
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SIMDual SIM (Nano-SIM, dual SIM stand-by)eSIM
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Height147.2 mm-
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Width70.2 mm-
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Thickness8.7 mm-
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Weight184 g-
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Waterproof-IP68, 1m for 30 mins
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Dust proof-IP68
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ColorsGreen, GreyBlack, Gold
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Display
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Display typeIPS capacitive touchscreenAMOLED capacitive touchscreen
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Physical size5.7 inches4.0 inches
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Resolution720 x 1512 pixels192 x 960 pixels
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Pixel density294 ppi245 ppi
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Display colors1677721616777216
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Protection2.5D curved glass screen, Scratch resistantYes
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MultitouchYes-
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Hardware
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CPUQuad-core 2.0 GHz Cortex-A53Quad-core 1.1 GHz Cortex-A7
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ChipsetMediatek Helio A22Qualcomm MSM8909W Snapdragon Wear 2100
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GPUPowerVR GE8300-
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Memory RAM3 GB1 GB
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Internal storage16 GB8 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 10Android Wear 2.1
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Main camera
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Camera typeDual-
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Main camera16 MP, f/2.0 , 0.26" , 1.132 µm
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16 MP
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5 MP
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Primary camera resolution4608 x 3456 pixels-
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Primary camera video1080p@30fps-
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Primary camera flashdual LED 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, phase detection-
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Selfie camera
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Selfie camera13 MP, f/2.0
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Selfie camera resolution4160 x 3120 pixels-
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Selfie camera video1080p@30fps-
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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EarpieceYes-
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Multimedia
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RadioFM RadioNo
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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 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes-
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WLAN WiFi DirectYes-
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Wi-Fi displayYes-
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WLAN WiFi Dual BandYes-
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USBmicroUSB 2.0No
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USB On-The-GoYes-
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Bluetoothv5.0v5.0
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Bluetooth A2DPYesYes
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bluetooth HIDYes-
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bluetooth LEYesYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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GALILEOYes-
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BeidouYes-
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, proximity, lightAccelerometer, compass, gyro, heart rate
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Browser
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HTMLHTML5-
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity3300 mAh500 mAh
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Battery removableNon-removableNon-removable
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Standby time-48 h
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Cost
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Price80 USD-