UMIDIGI Z2 vs Vertex Impress Razor
UMIDIGI Z2
Vertex Impress Razor
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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, 1900, 2100HSDPA 900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 18(800), 39(1900); LTE-TDD 1900, 2300, 2500, 2600 MHzLTE frequency band 1(2100), 3(1800), 7(2600), 18(800)
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EV-DO speed3.1 Mbps download, 1.8 Mbps upload-
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LTE speedLTE, Cat7, 301 Mbps download, 102 Mbps uploadLTE, Cat4, 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 announced2018-52017
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Status2018-52017
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Design
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BuildAluminium alloy, glass-
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SIMDual SIM (Nano-SIM/Nano-SIM(microSD))Dual SIM (Nano-SIM/Nano-SIM(microSD), dual stand-by)
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Height153.4 mm139 mm
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Width74.4 mm71 mm
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Thickness8.3 mm9.1 mm
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Weight165 g156 g
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ColorsBlack, BlueBlack, Blue, Red
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Display
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Display typeIPS capacitive touchscreenIPS capacitive touchscreen
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Physical size6.2 inches5 inches
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Resolution1080 x 2284 pixels720 x 1280 pixels
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Pixel density407 ppi294 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 2.5D curved glass screen2.5D curved glass screen
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MultitouchYesYes
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Hardware
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CPUOcta-core-
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CPUQuad-core 2.0 GHz Cortex-A53Quad-core 1.25 GHz Cortex-A53
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CPU(second)quad-core 1.5 GHz Cortex-A53
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ChipsetMediaTek Helio P23 (MT6763V)Mediatek MT6737M
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GPUMali-G71 MP2Mali-T720 MP2
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Memory RAM6 GB2 GB
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Internal storage64 GB16 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC, microSDXC
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Memory card max256 GB128 GB
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StorageeMMC 5.1-
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OS
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OSAndroid 8.1 OreoAndroid 7.0 Nougat
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Main camera
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Camera typeDual-
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Main camera16 MP, f/2.0 , 1.0 µm8 MP
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8 MP
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Primary camera resolution4608 x 3456 pixels3264 x 2448 pixels
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Primary camera video2160p@30fps720p@30fps
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Primary camera flashdual-LED flashdual-LED flash
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Primary camera phase detection autofocusphase detection autofocus-
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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-modeAutofocus, continuous shooting, geotagging, panorama, HDR, touch focus, face detection, exposure compensation, self-timer, scene mode
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Selfie camera
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Selfie camera typeDual-
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Selfie camera16 MP, f/2.05 MP
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8 MP
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Selfie camera resolution4608 x 3456 pixels-
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Selfie camera video1080p@30fps480p@30fps
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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Earpiece-Yes
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Headphone adapterYes-
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Multimedia
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Radio FMFM radioFM radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5 GHzWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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Wi-Fi displayYes-
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WLAN WiFi Dual BandYes-
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USBType-C reversible connectormicroUSB 2.0
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USB On-The-GoYes-
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Bluetoothv4.0v4.0
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Bluetooth A2DPYesYes
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bluetooth HIDYes-
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NFCYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, light, proximityAccelerometer, light, 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 capacity4050 mAh2200 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYes-
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Wireless chargingYes-
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Talk time 2G-7 h
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Talk time 3G-7 h
