UMIDIGI S2 Pro vs vivo X23
UMIDIGI S2 Pro
vivo X23
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800 & TD-SCDMA
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3G networkHSDPA 850, 900, 1900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 18(800)LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
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EV-DO speed-3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE, Cat6, 301 Mbps download, 51 Mbps uploadLTE, Cat15, 798 Mbps download, 226 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced20172018-9
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Status20172018-9
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Design
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BuildAluminium alloyAluminium alloy, glass
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SIMDual SIM (Nano-SIM/Nano-SIM(microSD))Dual SIM (Nano-SIM, dual stand-by)
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Height158.1 mm157.7 mm
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Width74.6 mm74.1 mm
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Thickness8.8 mm7.5 mm
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Weight186 g160 g
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ColorsBlack, RedBlue, Purple, Orange, Red
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Display
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Display typeIPS capacitive touchscreenIPS capacitive touchscreen
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Physical size6 inches6.41 inches
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Resolution1080 x 2160 pixels1080 x 2340 pixels
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Pixel density402 ppi402 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 42.5D curved glass screen
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MultitouchYesYes
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Hardware
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CPUOcta-coreOcta-core
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CPUQuad-core 2.6 GHz Cortex-A53Dual-core 2.0 GHz Kryo 360
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CPU(second)quad-core 1.6 GHz Cortex-A53quad-core 1.7 GHz Kryo 360
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ChipsetMediaTek Helio P20(MT6757CD)Qualcomm SDM670 Snapdragon 670
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GPUMali-T880 MP2Qualcomm Adreno 615
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Memory RAM6 GB8 GB
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Internal storage128 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXCNo
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Memory card max256 GB-
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StorageeMMC 5.1-
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OS
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OSUMI OS(Android 7.0 Nougat)Funtouch 4.5 OS (Android 8.1 Oreo)
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Main camera
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Camera typeDualDual
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Main camera13 MP, 1.133 µm12 MP, 1.4 µm, f/1.8 , 1/2.55"
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5 MP13 MP, f/2.4
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Primary camera resolution4160 x 3120 pixels4032 x 3024 pixels
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Primary camera video2160@30fps2160p@30fps, 1080p@30fps
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Primary camera flashquad-LED flashLED flash
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Primary camera phase detection autofocus-phase detection autofocus
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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 camera16 MP12 MP, f/2.0
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Selfie camera resolution4608 x 3456 pixels4032 x 3024 pixels
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Selfie camera video-1080p@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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Multimedia
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Radio-FM Radio
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Radio FMFM 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 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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Wi-Fi displayYesYes
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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-GoYesYes
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Bluetoothv4.1v4.2
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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Bluetooth EDR-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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Beidou-Yes
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Features
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SensorsAccelerometer, compass, fingerprint, hall, light, proximityAccelerometer, compass, fingerprint, gyroscope, light, 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 capacity5100 mAh3400 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingMediaTek Pump Express Plus 2.0Yes
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Standby time 2G480 h-
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Standby time 3G480 h-
