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Cat S31
Compare Cat S31 and Plum Optimax 13

Cat S31 vs Plum Optimax 13

Cat S31
Cat S31
Plum Optimax 13
Plum Optimax 13
Cat S31
Plum Optimax 13
  • Network
  • 2G network
    GSM 850, 900, 1800, 1900
    GSM 850, 900, 1800, 1900
  • 3G network
    HSDPA 850, 900, 1900, 2100 - EU; HSDPA 850, 900, 1700(AWS), 1900, 2100 - USA
    HSDPA 850, 1900, 2100
  • 4G network
    LTE frequency band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800) - EU; LTE frequency band 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 12(700), 17(700) - USA
    -
  • HSDPA speed
    -
    21.1 Mbps
  • HSUPA speed
    -
    5.76 Mbps
  • LTE speed
    LTE, Cat4, 150 Mbps download, 50 Mbps upload
    -
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
    Yes
  • Availability
  • Oficially announced
    2017-9
    2018-12
  • Status
    2017-10
    2019-1
  • Design
  • SIM
    Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
    Dual SIM (Mini-SIM, dual stand-by)
  • Height
    146 mm
    250.8 mm
  • Width
    74.4 mm
    158.8 mm
  • Thickness
    12.6 mm
    10.2 mm
  • Weight
    200 g
    510 g
  • Waterproof
    IP68, 1.2 m and 35 minutes
    -
  • Dust proof
    IP68
    -
  • MIL-STD-810G
    Yes - dust, humidity, rain, salt, vibration, solar radiation, transport and thermal shock resistant
    -
  • Colors
    Black
    Black, Gold, White
  • Display
  • Display type
    TFT capacitive touchscreen
    IPS LCD capacitive touchscreen
  • Physical size
    4.7 inches
    10.1 inches
  • Resolution
    720 x 1280 pixels
    800 x 1280 pixels
  • Pixel density
    312 ppi
    149 ppi
  • Display colors
    -
    16777216
  • Protection
    Corning Gorilla Glass 3
    -
  • Multitouch
    Yes
    Yes, max 5 fingers
  • Hardware
  • CPU
    Quad-core 1.3 GHz ARM Cortex-A7
    Quad-core 1.3 GHz Cortex-A7
  • Chipset
    Qualcomm MSM8909 Snapdragon 210
    Spreadtrum SC7731
  • GPU
    Adreno 304
    Mali-400
  • Internal storage
    16 GB
    8 GB
  • Memory RAM
    2 GB
    1 GB
  • Memory card
    microSD
    microSD
  • Memory card max
    64 GB
    32 GB
  • OS
  • OS
    Android 7.0 (Nougat)
    Android 8.0 Oreo Go Edition
  • Main camera
  • Main camera
    8 MP
    5 MP
  • Primary camera video
    720p@30fps
    720p@30fps
  • Primary camera Autofocus
    autofocus
    -
  • Primary camera flash
    LED flash
    LED flash
  • Camera features
    Geo-tagging, face detection, touch focus
    -
  • Selfie camera
  • Selfie camera
    2 MP
    2 MP
  • Selfie camera video
    -
    480p@30fps
  • Sound
  • 3.5mm jack
    Yes
    Yes
  • Loudspeaker
    Yes
    Yes
  • Notifications
    Vibration; MP3, WAV ringtones
    -
  • Multimedia
  • Radio
    -
    FM Radio
  • Radio FM
    FM radio
    -
  • Connectivity
  • WLAN
    Wi-Fi 802.11b, 802.11g, 802.11n
    Wi-Fi 802.11b, 802.11g, 802.11n
  • WLAN WiFi Hotspot
    Yes
    Yes
  • WLAN WiFi Direct
    -
    Yes
  • USB
    microUSB 2.0
    microUSB 2.0
  • USB On-The-Go
    Yes
    -
  • Bluetooth
    v4.1
    v4.0
  • Bluetooth A2DP
    Yes
    Yes
  • bluetooth LE
    Yes
    -
  • GPS
    Yes, with A-GPS
    Yes, with A-GPS
  • GLONASS
    Yes
    -
  • BDS
    Yes
    -
  • Features
  • Messaging SMS
    SMS(threaded view)
    -
  • Messaging MMS
    MMS
    -
  • Messaging Email
    Email
    -
  • Messaging IM
    IM
    -
  • Messaging Push Email
    Push Email
    -
  • Java
    No
    -
  • Sensors
    Accelerometer, compass, proximity
    Accelerometer
  • Browser
  • HTML
    HTML5
    WAP
  • Battery
  • Battery type
    Li-Ion
    Li-Ion
  • Battery capacity
    4000 mAh
    4700 mAh
  • Battery removable
    Non-removable
    Non-removable
  • Talk time
    -
    3.5 h
  • Standby time
    -
    72 h

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