Asus Zenwatch 3 WI503Q vs vivo X20 Plus UD
Asus Zenwatch 3 WI503Q
vivo X20 Plus UD
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Network
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2G networkN/AGSM 900, 1800; CDMA 800 & TD-SCDMA
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3G network-HSDPA 850, 900, 1900, 2100
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4G network-LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)
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GPRSNoYes
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EDGENoYes
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Availability
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Oficially announced2016-82018-1
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Status-2018-1
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Design
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BuildStainless SteelFront glass, aluminum body
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SIMNoHybrid Dual SIM (Nano-SIM, dual stand-by)
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Height-155.3 mm
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Width-80.1 mm
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Thickness10 mm7.5 mm
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Weight-181.5 g
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Waterproof1m and 30 minutes-
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ColorsGunmetal, Rose gold, SilverGold, Matte Black, Rose gold
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Display
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Display typeAMOLED capacitive touchscreenSuper AMOLED capacitive touchscreen
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Physical size1.39 inches6.43 inches
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Resolution400 x 400 pixels1080 x 2160 pixels
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Pixel density287 ppi376 ppi
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Display colors1677721616777216
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MultitouchYesYes
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Hardware
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CPU-Octa-core
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CPUQuad-coreQuad-core 2.2 GHz Kryo 260
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CPU(second)quad-core 1.8 GHz Kryo 260
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ChipsetQualcomm Snapdragon Wear 2100Qualcomm MSM8956 Plus Snapdragon 660
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GPU-Adreno 512
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Memory RAM512 MB4 GB
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Internal storage4 GB128 GB
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Memory cardNomicroSD(uses second SIM slot)
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Memory card max-256 GB
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OS
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OSAndroid Wear OS 2.0Android 7.1.1 (Nougat)
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Sound
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3.5mm jackNoYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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Earpiece-Yes
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Multimedia
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RadioNoNo
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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, 802.11ac
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WLAN WiFi Hotspot-Yes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual Band-Yes
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USB-microUSB 2.0
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USB On-The-Go-Yes
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Bluetoothv4.2v5.0
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Bluetooth A2DP-Yes
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bluetooth LEYesYes
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GPSNoYes, with A-GPS
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Features
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Messaging SMSSMSSMS(threaded view)
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Messaging MMS-MMS
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Messaging EmailEmailEmail
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Messaging IMIM-
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Messaging Push Email-Push Email
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JavaNo-
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SensorsAccelerometerFingerprint (under display), accelerometer, compass, 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-Ion
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Battery capacity341 mAh3900 mAh
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Battery removableNon-removableNon-removable
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Fast battery charging-Yes
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Talk time48 h-
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Main camera
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Main camera12 MP, f/1.8
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Primary camera resolution-4032 x 3024 pixels
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Primary camera video-1080p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flash-LED flash
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Camera features-Geo-tagging, HDR, face detection, panorama, touch focus
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Selfie camera
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Selfie camera12 MP, f/2.0
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Selfie camera resolution-4032 x 3024 pixels
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Selfie camera video-1080p@30fps