Ulefone Gemini Pro vs Xiaomi Mi 4i
Ulefone Gemini Pro
Xiaomi Mi 4i
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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 850, 1900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 20(800); LTE-TDD 1900, 2300, 2500, 2600-
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HSPA speed-HSPA
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LTE speedLTE, Cat6 301 Mbps download, 51 Mbps uploadLTE
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced20172015-4
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Status20172015-4
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Design
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BuildMetal-
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SIMDual SIM (Nano-SIM/Nano-SIM(microSD))Dual SIM (Micro-SIM, dual stand-by)
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Height155 mm138.1 mm
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Width76.9 mm69.6 mm
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Thickness8.45 mm7.8 mm
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Weight181 g130 g
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ColorsBlack, RedBlack, Blue, Dark Gray, Pink, White, Yellow
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Display
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Display typeIPS capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.5 inches5.0 inches
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Resolution1080 x 1920 pixels1080 x 1920 pixels
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Pixel density401 ppi441 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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MultitouchYes-
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Hardware
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CPUDeca-core-
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CPUDual-core 2.6 GHz Cortex-A72Quad-core 1.7 GHz Cortex-A53 ARM
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CPU(second)quad-core 2.0 GHz Cortex-A53quad-core 1.1 GHz Cortex-A53 ARM
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CPU(third)Quad-core 1.6 GHz Cortex-A53
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ChipsetMediaTek Helio X27(MT6797X)Qualcomm MSM8939 Snapdragon 615
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GPUMali-T880 MP4Adreno 405
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Memory RAM4 GB2 GB
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Internal storage64 GB16 GB
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Memory cardmicroSD, microSDHC, microSDXC
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Memory card max128 GB-
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OS
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OSAndroid OS, v7.1.1 NougatAndroid OS, v5.0.2 (Lollipop)
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Main camera
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Camera typeDual-
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Camera type-Photo / Video
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Main camera8 MP, f/2.0 , 3.5 mm, 1.133 µm13 MP
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13 MP
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Primary camera resolution4160 x 3120 pixels4128 x 3096 pixels
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Primary camera video2160p@30fps1080p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flashquad-LED flashdual-LED (dual tone) 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-modeGeo-tagging, HDR, face/smile detection, panorama, touch focus
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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 pixels-
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Selfie camera video720p@30fps-
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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Notifications-Vibration; MP3, WAV ringtones
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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 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual BandYesYes
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USBType-C reversible connectormicroUSB 2.0
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USB On-The-GoYes-
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USB host-Yes
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Bluetoothv4.1v4.1
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Bluetooth A2DPYesYes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GPS Navigator-Beidou
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BeidouYes-
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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Messaging Email-Email
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Messaging IM-IM
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Messaging Push Email-Push Mail
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Java-No
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SensorsAccelerometer, compass, fingerprint, gyroscope, light, proximityAccelerometer, compass, gyro, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity3680 mAh3120 mAh
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Battery removableRemovable-
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Fast battery chargingMediaTek Pump Express Plus 2.0-
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Talk time 3G-35 h
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Standby time--
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Standby time 2G450 h-
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Standby time 3G450 h-
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