UMIDIGI S2 Pro vs Xiaomi Mi Watch (China)
UMIDIGI S2 Pro
Xiaomi Mi Watch (China)
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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, 900, 1900
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4G networkLTE frequency band 1(2100), 3(1800), 7(2600), 18(800)LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800), 19(800), 20(800), 26(850), 39(1900), 40(2300), 41(2500)
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LTE speedLTE, Cat6, 301 Mbps download, 51 Mbps upload-
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GPRSYes-
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EDGEYes-
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Availability
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Oficially announced20172019-11
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Status20172019-11
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Design
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BuildAluminium alloy-
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SIMDual SIM (Nano-SIM/Nano-SIM(microSD))eSIM
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Height158.1 mm44.7 mm
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Width74.6 mm36.9 mm
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Thickness8.8 mm12.3 mm
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Weight186 g44 / 56 g
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ColorsBlack, RedBlack, Silver
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Display
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Display typeIPS capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size6 inches1.78 inches
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Resolution1080 x 2160 pixels368 x 448 pixels
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Pixel density402 ppi326 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 4-
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MultitouchYes-
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Hardware
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CPUOcta-core-
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CPUQuad-core 2.6 GHz Cortex-A53Quad-core 1.2 GHz Cortex-A7
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CPU(second)quad-core 1.6 GHz Cortex-A53
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ChipsetMediaTek Helio P20(MT6757CD)Qualcomm Snapdragon Wear 3100
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GPUMali-T880 MP2Adreno 304
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Memory RAM6 GB1 GB
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Internal storage128 GB8 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)Proprietary wearable platform
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Main camera
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Camera typeDual-
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Main camera13 MP, 1.133 µm
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5 MP
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Primary camera resolution4160 x 3120 pixels-
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Primary camera video2160@30fps-
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Primary camera flashquad-LED 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-mode-
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Selfie camera
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Selfie camera16 MP
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Selfie camera resolution4608 x 3456 pixels-
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Sound
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3.5mm jackNoNo
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LoudspeakerYesYes
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Multimedia
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Radio-No
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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 802.11b, 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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USBType-C reversible connectorNo
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USB On-The-GoYes-
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Bluetoothv4.1v4.2
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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NFC-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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BDS-Yes
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Features
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SensorsAccelerometer, compass, fingerprint, hall, light, proximityAccelerometer, barometer, 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 capacity5100 mAh570 / 590 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingMediaTek Pump Express Plus 2.0-
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Wireless charging-Yes
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Standby time 2G480 h-
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Standby time 3G480 h-
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Cost
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Price-170 USD