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Apple Watch 40mm Series 4
Compare Apple Watch 40mm Series 4 and Plum Ram 9

Apple Watch 40mm Series 4 vs Plum Ram 9

Apple Watch 40mm Series 4
Apple Watch 40mm Series 4
Plum Ram 9
Plum Ram 9
Apple Watch 40mm Series 4
Plum Ram 9
  • Network
  • 2G network
    GSM 850, 900, 1800, 1900
    GSM 850, 900, 1800, 1900
  • 3G network
    HSDPA
    HSDPA 850, 900, 1900, 2100
  • 4G network
    LTE
    LTE frequency band 1, 3, 5, 7, 8, 20, 28, 38, 40
  • HSDPA speed
    -
    21.1 Mbps
  • HSUPA speed
    -
    5.76 Mbps
  • LTE speed
    -
    LTE
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
    Yes
  • Availability
  • Oficially announced
    2018-9
    2020-02
  • Status
    2018-9
    2020-04
  • Design
  • Build
    Stainless Steel frame; all-ceramic/sapphire crystal back
    -
  • SIM
    Electronic SIM card (Apple e-SIM)
    Dual SIM (Nano-SIM, dual stand-by)
  • Height
    40 mm
    133.4 mm
  • Width
    34 mm
    64.4 mm
  • Thickness
    10.7 mm
    15.8 mm
  • Weight
    40 g
    109 g
  • Waterproof
    50m
    IP68 (1.5m and 30 mins)
  • Dust proof
    -
    IP68
  • Flashlight
    -
    Yes
  • Colors
    Black, Gold, Silver
    Black, Black/Orange
  • Display
  • Display type
    LTPO AMOLED
    TFT
  • Physical size
    1.57 inches
    2.4 inches
  • Resolution
    394 x 324 pixels
    240 x 320 pixels
  • Pixel density
    326 ppi
    167 ppi
  • Display colors
    16777216
    262144
  • Protection
    Sapphire crystal glass
    -
  • Multitouch
    Yes
    -
  • Display features
    3D Touch display, 1000 nits
    -
  • Hardware
  • CPU
    Dual-core
    Dual-core
  • Chipset
    Apple S4
    Mediatek MT6572M
  • GPU
    PowerVR
    -
  • Internal storage
    16 GB
    4 GB
  • Memory RAM
    -
    512 MB
  • Memory card
    -
    microSD, microSDHC, microSDXC
  • OS
  • OS
    watchOS 5.0
    KaiOS
  • Main camera
  • Camera type
    -
    Single
  • Primary camera
    No
    -
  • Main camera
    5 MP
  • Primary camera video
    -
    480p
  • Primary camera flash
    -
    LED flash
  • Sound
  • 3.5mm jack
    No
    Yes
  • Loudspeaker
    Yes
    Yes
  • Notifications
    Vibration; Ringtones
    -
  • 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
    -
  • bluetooth LE
    Yes
    -
  • NFC
    Yes
    No
  • GPS
    Yes, with A-GPS
    Yes, with A-GPS
  • GLONASS
    Yes
    -
  • GALILEO
    Yes
    -
  • QZSS
    Yes
    -
  • Features
  • Sensors
    Accelerometer, barometer, gyro (second gen), heart rate
    -
  • Browser
  • HTML
    No
    -
  • Battery
  • Battery type
    Li-Ion
    Li-Ion
  • Battery capacity
    270 mAh
    1700 mAh
  • Battery removable
    Non-removable
    Removable
  • Standby time
    18 h
    -
  • Selfie camera
  • Selfie camera type
    -
    Single
  • Selfie camera
    1.3 MP

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