Ulefone Gemini Pro vs Vertex Impress Bear
Ulefone Gemini Pro
Vertex Impress Bear
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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, 1900, 2100HSDPA 900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 20(800); LTE-TDD 1900, 2300, 2500, 2600LTE frequency band 3(1800), 7(2600), 18(800)
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LTE speedLTE, Cat6 301 Mbps download, 51 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 announced20172018-6
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Status20172018-6
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Design
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BuildMetalPlastic
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SIMDual SIM (Nano-SIM/Nano-SIM(microSD))Dual SIM (Micro-SIM, dual stand-by)
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Height155 mm143 mm
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Width76.9 mm72 mm
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Thickness8.45 mm10.3 mm
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Weight181 g147 g
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ColorsBlack, RedBlack, Blue, Gold
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Display
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Display typeIPS capacitive touchscreenIPS
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Physical size5.5 inches5 inches
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Resolution1080 x 1920 pixels720 x 1280 pixels
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Pixel density401 ppi294 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 3, LTPS(Low temperature PolySilicon)-
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MultitouchYesYes
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Hardware
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CPUDeca-core-
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CPUDual-core 2.6 GHz Cortex-A72Quad-core 1.3 GHz Cortex-A7
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CPU(second)quad-core 2.0 GHz Cortex-A53
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CPU(third)Quad-core 1.6 GHz Cortex-A53
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ChipsetMediaTek Helio X27(MT6797X)Spreadtrum SC9832
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GPUMali-T880 MP4Mali-400 MP2
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Memory RAM4 GB1 GB
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Internal storage64 GB8 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD, microSDHC
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Memory card max128 GB32 GB
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OS
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OSAndroid OS, v7.1.1 NougatAndroid 7.0 Nougat
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Main camera
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Camera typeDual-
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Main camera8 MP, f/2.0 , 3.5 mm, 1.133 µm8 MP
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13 MP
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Primary camera resolution4160 x 3120 pixels3264 x 2448 pixels
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Primary camera video2160p@30fps720p@30fps
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Primary camera flashquad-LED flashLED flash
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Camera featuresAutofocus, continuous shooting, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-modeAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene mode
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Selfie camera
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Selfie camera8 MP, 1.127 µm5 MP
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Selfie camera resolution3264 x 2448 pixels2560 x 1920 pixels
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Selfie camera video720p@30fps480p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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Earpiece-Yes
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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 GHz, 802.11acWi-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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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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Bluetoothv4.1v4.0
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Bluetooth A2DPYesYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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BeidouYes-
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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 capacity3680 mAh2200 mAh
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Battery removableRemovableRemovable
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Fast battery chargingMediaTek Pump Express Plus 2.0-
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Talk time 2G-8 h
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Talk time 3G-8 h
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Standby time 2G450 h240 h
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Standby time 3G450 h240 h
