Apple Watch 42mm (1st gen) vs UMIDIGI S2 Pro
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Apple Watch 42mm (1st gen)
UMIDIGI S2 Pro
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Network
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2G networkN/AGSM 850, 900, 1800, 1900
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3G network-HSDPA 850, 900, 1900, 2100
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4G network-LTE frequency band 1(2100), 3(1800), 7(2600), 18(800)
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LTE speed-LTE, Cat6, 301 Mbps download, 51 Mbps upload
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GPRSNoYes
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EDGENoYes
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Availability
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Oficially announced2014-92017
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Status2015-42017
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Design
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BuildStainless Steel/Ceramic backAluminium alloy
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SIMNoDual SIM (Nano-SIM/Nano-SIM(microSD))
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Height42 mm158.1 mm
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Width35.9 mm74.6 mm
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Thickness10.5 mm8.8 mm
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Weight50 g186 g
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WaterproofIPX7 certified, 1 m and 30 minutes-
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ColorsBlack Link Bracelet, Blue/Stone/White/Storm Gray Leather Loop, Brown/Black/Blue/Marine Blue Buckle, Link Bracelet, Pearl Woven Nylon, Silver/Space Black Milanese Loop, Space Black Stainless Steel/Black, Stainless Steel/Red, WhiteBlack, Red
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Display
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Display typeAMOLED capacitive touchscreenIPS capacitive touchscreen
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Physical size1.65 inches6 inches
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Resolution390 x 312 pixels1080 x 2160 pixels
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Pixel density303 ppi402 ppi
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Display colors1677721616777216
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ProtectionSapphire crystal glassScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 4
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MultitouchYesYes
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Display features3D Touch display, 450 nits-
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Hardware
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CPU-Octa-core
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CPU520 MHz ARM Cortex-A72.6 GHz Cortex-A53 Quad-core
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CPU(second)quad-core 1.6 GHz Cortex-A53
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ChipsetApple S1MediaTek Helio P20(MT6757CD)
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GPUPowerVR SGX543Mali-T880 MP2
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Memory RAM512 MB6 GB
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Internal storage8 GB128 GB
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Memory cardmicroSD, microSDHC, microSDXC
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Memory card max-256 GB
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Storage-eMMC 5.1
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OS
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OSwatchOS 1.0UMI OS(Android 7.0 Nougat)
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Sound
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3.5mm jackNoNo
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LoudspeakerYesYes
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NotificationsVibration; Ringtones-
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Multimedia
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RadioNo-
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Radio FM-FM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5 GHz
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WLAN WiFi Hotspot-Yes
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WLAN WiFi Direct-Yes
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Wi-Fi display-Yes
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WLAN WiFi Dual Band-Yes
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USBType-C reversible connector
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USB On-The-Go-Yes
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Bluetoothv4.0v4.1
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Bluetooth A2DP-Yes
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bluetooth LEYes-
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NFCYes-
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GPSNoYes, with A-GPS
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GLONASS-Yes
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Features
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Messaging SMSSMS(threaded view)-
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Messaging EmailEmail-
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Messaging IMIM-
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Messaging Push MailPush Mail-
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JavaNo-
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SensorsAccelerometer, gyro, heart rateAccelerometer, compass, fingerprint, hall, light, proximity
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Browser
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HTML-HTML5
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BrowserNo-
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity250 mAh5100 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-MediaTek Pump Express Plus 2.0
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Standby time18 h-
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Standby time 2G-480 h
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Standby time 3G-480 h
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Main camera
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Camera type-Dual
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Main camera13 MP, 1.133 µm
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5 MP
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Primary camera resolution-4160 x 3120 pixels
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Primary camera video-2160@30fps
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Primary camera flash-quad-LED flash
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Camera features-Autofocus, 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 resolution-4608 x 3456 pixels
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