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Plum Ram 4
Compare Plum Ram 4 and UMIDIGI A3 Pro

Plum Ram 4 vs UMIDIGI A3 Pro

Plum Ram 4
Plum Ram 4
UMIDIGI A3 Pro
UMIDIGI A3 Pro
Plum Ram 4
UMIDIGI A3 Pro
  • Network
  • 2G network
    GSM 850, 900, 1800, 1900
    GSM 850, 900, 1800, 1900
  • 3G network
    -
    HSDPA 850, 900, 1700, 1900, 2100
  • 4G network
    -
    LTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 18(800), 39(1900); LTE-TDD 2300, 2500, 2600 MHz
  • LTE speed
    -
    LTE, Cat4, 150 Mbps download, 51 Mbps upload
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
  • Availability
  • Oficially announced
    2016-4
    2018-10
  • Status
    2016-4
    2018-10
  • Design
  • Build
    -
    Metal, plastic
  • SIM
    Dual SIM
    Dual SIM (Nano-SIM, dual stand-by)
  • Height
    133 mm
    147.2 mm
  • Width
    61 mm
    70.2 mm
  • Thickness
    19.3 mm
    8.5 mm
  • Weight
    107.3 g
    187 g
  • Colors
    Black, Orange
    Gray, Gold
  • Display
  • Display type
    TFT
    IPS capacitive touchscreen
  • Physical size
    2.4 inches
    5.7 inches
  • Resolution
    240 x 320 pixels
    720 x 1512 pixels
  • Pixel density
    167 ppi
    294 ppi
  • Display colors
    262144
    16777216
  • Protection
    -
    2.5D curved glass screen
  • Multitouch
    -
    Yes
  • Hardware
  • CPU
    Quad-core 1.5 GHz Cortex-A53
  • Chipset
    Mediatek MT6261D
    Mediatek MT6739
  • GPU
    -
    PowerVR GE8100
  • Internal storage
    32 MB
    32 GB
  • Memory RAM
    32 MB
    3 GB
  • Memory card
    microSD
    microSD, microSDHC, microSDXC
  • Memory card max
    32 GB
    64 GB
  • Storage
    -
    eMMC 5.1
  • Main camera
  • Camera type
    -
    Dual
  • Main camera
    1.3 MP
    12 MP, f/2.0 , 1.25 µm
  • 5 MP
  • Primary camera resolution
    -
    4032 x 3024 pixels
  • Primary camera video
    video
    1080p@30fps
  • Primary camera flash
    -
    dual-LED flash
  • Primary camera phase detection autofocus
    -
    phase detection autofocus
  • Camera features
    -
    Autofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode
  • Selfie camera
  • Secondary camera
    No
    -
  • Selfie camera
    8 MP, f/2.0 , 1.127 µm
  • Selfie camera resolution
    -
    3264 x 2448 pixels
  • Selfie camera video
    -
    720p@30fps
  • Sound
  • 3.5mm jack
    Yes
    Yes
  • Loudspeaker
    Yes
    Yes
  • Notifications
    Vibration, MP3, WAV ringtones
    -
  • Earpiece
    -
    Yes
  • Multimedia
  • Radio FM
    FM radio
    FM radio
  • Radio antenna
    built-in antenna
    -
  • Connectivity
  • WLAN
    Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz
  • WLAN WiFi Hotspot
    -
    Yes
  • WLAN WiFi Direct
    -
    Yes
  • Wi-Fi display
    -
    Yes
  • WLAN WiFi Dual Band
    -
    Yes
  • USB
    microUSB 2.0
    microUSB 2.0
  • Bluetooth
    v4.0
    v4.0
  • Bluetooth A2DP
    -
    Yes
  • GPS
    No
    Yes, with A-GPS
  • GLONASS
    -
    Yes
  • Beidou
    -
    Yes
  • Features
  • Messaging SMS
    SMS
    -
  • Messaging MMS
    MMS
    -
  • WAP
    WAP 2.0/xHTML
    -
  • Java
    No
    -
  • Sensors
    -
    Accelerometer, compass, fingerprint, gyroscope, light, proximity
  • Battery
  • Battery type
    Li-Ion
    Li-Po
  • Battery capacity
    2700 mAh
    3300 mAh
  • Battery removable
    Removable
    Non-removable
  • Talk time
    24 h
    -
  • Standby time
    900 h
    -
  • OS
  • OS
    -
    Android 8.1 Oreo
  • Browser
  • HTML
    -
    HTML5

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