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Apple Watch 40mm Series 4 Aluminum
Compare Apple Watch 40mm Series 4 Aluminum and Digma Citi 7591 3G

Apple Watch 40mm Series 4 Aluminum vs Digma Citi 7591 3G

Apple Watch 40mm Series 4 Aluminum
Apple Watch 40mm Series 4 Aluminum
Digma Citi 7591 3G
Digma Citi 7591 3G
Apple Watch 40mm Series 4 Aluminum
Digma Citi 7591 3G
  • Network
  • 2G network
    GSM 850, 900, 1800, 1900
    GSM 850, 900, 1800, 1900
  • 3G network
    HSDPA
    HSDPA 900, 2100
  • 4G network
    LTE
    -
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
    Yes
  • Availability
  • Oficially announced
    2018-9
    2019-8
  • Status
    2018-9
    2019-8
  • Design
  • Build
    Aluminum frame; all-ceramic/sapphire crystal back
    Plastic
  • SIM
    Electronic SIM card (Apple e-SIM)
    Dual SIM (Micro-SIM, dual stand-by)
  • Height
    40 mm
    108 mm
  • Width
    34 mm
    189 mm
  • Thickness
    10.7 mm
    11 mm
  • Weight
    30 g
    280 g
  • Waterproof
    50m
    -
  • Colors
    Gray, Gold, Silver
    Black
  • Display
  • Display type
    LTPO AMOLED
    IPS capacitive touchscreen
  • Physical size
    1.57 inches
    7 inches
  • Resolution
    394 x 324 pixels
    1280 x 800 pixels
  • Pixel density
    326 ppi
    216 ppi
  • Display colors
    16777216
    16777216
  • Protection
    Ion-X strengthened glass
    -
  • Multitouch
    Yes
    Yes
  • Display features
    3D Touch display, 1000 nits
    -
  • Hardware
  • CPU
    Dual-core
    Quad-core 1.3 GHz Cortex-A7
  • Chipset
    Apple S4
    Mediatek MT8321
  • GPU
    PowerVR
    Mali-400 MP2
  • Internal storage
    16 GB
    32 GB
  • Memory RAM
    -
    2 GB
  • Memory card
    -
    microSD, microSDHC, microSDXC
  • Memory card max
    -
    64 GB
  • OS
  • OS
    watchOS 5.0
    Android 9.0 Pie
  • Main camera
  • Camera type
    -
    Single
  • Primary camera
    No
    -
  • Main camera
    2 MP
  • Primary camera resolution
    -
    1600 x 1200 pixels
  • Primary camera video
    -
    720p@30fps
  • Primary camera flash
    -
    LED flash
  • Camera features
    -
    Continuous shooting, digital zoom, geotagging, panorama, HDR, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene mode
  • Sound
  • 3.5mm jack
    No
    Yes
  • Loudspeaker
    Yes
    Yes
  • Notifications
    Vibration; Ringtones
    -
  • Earpiece
    -
    Yes
  • Multimedia
  • Radio
    No
    FM Radio
  • Connectivity
  • WLAN
    Wi-Fi 802.11b, 802.11g, 802.11n
    Wi-Fi 802.11b, 802.11g, 802.11n
  • USB
    No
    microUSB 2.0
  • Bluetooth
    v5.0
    v4.0
  • Bluetooth A2DP
    Yes
    Yes
  • bluetooth LE
    Yes
    -
  • NFC
    Yes
    -
  • GPS
    Yes, with A-GPS
    Yes, with A-GPS
  • GLONASS
    Yes
    -
  • GALILEO
    Yes
    -
  • QZSS
    Yes
    -
  • Features
  • Sensors
    Accelerometer, barometer, gyro (second gen), heart rate
    Accelerometer
  • Browser
  • HTML
    No
    HTML5
  • Battery
  • Battery type
    Li-Ion
    Li-Po
  • Battery capacity
    -
    2800 mAh
  • Battery removable
    Non-removable
    Non-removable
  • Standby time
    18 h
    -
  • Selfie camera
  • Selfie camera
    0.3 MP
  • Selfie camera resolution
    -
    640 x 480 pixels
  • Selfie camera video
    -
    480p@30fps

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