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UMIDIGI
UMIDIGI A3S
Compare UMIDIGI A3S and vivo Watch 2

UMIDIGI A3S vs vivo Watch 2

UMIDIGI A3S
UMIDIGI A3S
vivo Watch 2
vivo Watch 2
UMIDIGI A3S
vivo Watch 2
  • Network
  • 2G network
    GSM 850, 900, 1800, 1900
    N/A
  • 3G network
    W-CDMA 850, 900, 1700, 1900, 2100
    HSDPA 850, 900, 2100
  • 4G network
    LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(850), 19(850), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500)
    LTE frequency band 1, 3, 5, 8, 34, 38, 39, 40, 41
  • LTE speed
    LTE Cat 4, 150 Mbps download, 51 Mbps upload
    -
  • GPRS
    Yes
    -
  • EDGE
    Yes
    -
  • Availability
  • Oficially announced
    2019-11
    2021-12
  • Status
    2019-11
    2021-12
  • Design
  • Build
    Metal, glass
    Glass front, stainless steel frame 316L
  • SIM
    Dual SIM (Nano-SIM, dual SIM stand-by)
    eSIM
  • Height
    153.7 mm
    46.4 mm
  • Width
    72.9 mm
    46.4 mm
  • Thickness
    8.45 mm
    11 mm
  • Weight
    197 g
    47 g
  • Waterproof
    -
    IP68, 50 m
  • Dust proof
    -
    IP68
  • Colors
    Green, Grey
    Black, Brown, Silver
  • Display
  • Display type
    IPS capacitive touchscreen
    AMOLED
  • Physical size
    5.7 inches
    1.43 inches
  • Resolution
    720 x 1440 pixels
    466 x 466 pixels
  • Pixel density
    282 ppi
    326 ppi
  • Display colors
    16777216
    -
  • Protection
    2.5D curved glass screen, Scratch resistant
    -
  • Multitouch
    Yes
    -
  • Hardware
  • CPU
    Quad-core 2.0 GHz Cortex-A53
  • Chipset
    MediaTek Helio A22 (MT6761)
    -
  • GPU
    PowerVR GE8300
    -
  • Memory RAM
    2 GB
    -
  • Internal storage
    16 GB
    2 GB
  • Memory card
    microSD, microSDHC, microSDXC
    No
  • Memory card max
    128 GB
    -
  • OS
  • OS
    Android 10
    Proprietary OS
  • Main camera
  • Camera type
    Dual
    -
  • Main camera
    16 MP, f/2.0 , 0.26" , 1.132 µm
  • 5 MP
  • Primary camera resolution
    4608 x 3456 pixels
    -
  • Primary camera video
    1080p@30fps
    -
  • Primary camera flash
    dual LED flash
    -
  • Camera features
    Autofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus
    -
  • Selfie camera
  • Selfie camera
    13 MP, f/2.0
  • Selfie camera resolution
    4160 x 3120 pixels
    -
  • Selfie camera video
    1080p@30fps
    -
  • Sound
  • 3.5mm jack
    Yes
    No
  • Loudspeaker
    Yes
    Yes
  • Earpiece
    Yes
    -
  • Multimedia
  • Radio
    FM Radio
    No
  • Connectivity
  • WLAN
    Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
    No
  • WLAN WiFi Hotspot
    Yes
    -
  • WLAN WiFi Direct
    Yes
    -
  • Wi-Fi display
    Yes
    -
  • WLAN WiFi Dual Band
    Yes
    -
  • USB
    microUSB 2.0
    No
  • USB On-The-Go
    Yes
    -
  • Bluetooth
    v5.0
    v5.2
  • Bluetooth A2DP
    Yes
    Yes
  • bluetooth HID
    Yes
    -
  • bluetooth LE
    Yes
    Yes
  • NFC
    -
    Yes
  • GPS
    Yes, with A-GPS
    Yes
  • GLONASS
    Yes
    Yes
  • GALILEO
    Yes
    Yes
  • Beidou
    Yes
    -
  • BDS
    -
    Yes
  • Features
  • Sensors
    Accelerometer, compass, fingerprint, gyroscope, proximity, light
    Accelerometer, altimeter, barometer, compass, heart rate, gyroscope, SpO2
  • Browser
  • HTML
    HTML5
    -
  • Battery
  • Battery type
    Li-Po
    -
  • Battery capacity
    3950 mAh
    -
  • Battery removable
    Non-removable
    -
  • Wireless charging
    -
    Yes, 10W
  • Cost
  • Price
    70 USD
    200 USD

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