Ulefone Armor X2 vs Vertex Impress Stone

Ulefone Armor X2
Ulefone Armor X2
Vertex Impress Stone
Vertex Impress Stone
Ulefone Armor X2
Vertex Impress Stone
  • Network
  • 2G network
    GSM 850, 900, 1800, 1900
    GSM 850, 900, 1800, 1900
  • 3G network
    HSDPA 900, 2100
    HSDPA 900, 2100
  • 4G network
    -
    LTE frequency band 1(2100), 3(1800), 7(2600), 18(800)
  • LTE speed
    -
    LTE, Cat4, 150 Mbps download, 51 Mbps upload
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
    Yes
  • Availability
  • Oficially announced
    2018-11
    2019-1
  • Status
    2018-11
    2019-1
  • Design
  • Build
    Metal, polycarbonate, thermoplastic polyurethane
    Plastic, metal
  • SIM
    Dual SIM (Nano-SIM/Nano-SIM(microSD), dual stand-by)
    Dual SIM(Nano-SIM, dual stand-by)
  • Height
    163 mm
    149 mm
  • Width
    76.6 mm
    72 mm
  • Thickness
    13.9 mm
    9.6 mm
  • Weight
    256 g
    165 g
  • Waterproof
    Yes, IP68
    -
  • Dust proof
    Yes, IP68
    -
  • Colors
    Grey, Rose-gold
    Black, Gold
  • Display
  • Display type
    IPS capacitive touchscreen
    IPS
  • Physical size
    5.5 inches
    5.45 inches
  • Resolution
    720 x 1440 pixels
    480 x 960 pixels
  • Pixel density
    293 ppi
    197 ppi
  • Display colors
    16777216
    16777216
  • Protection
    Scratch resistant, Corning Gorilla Glass 3, Oleophobic(lipophobic) coating
    -
  • Multitouch
    Yes
    Yes
  • Hardware
  • CPU
    Quad-core 1.3 GHz Cortex-A7
    Quad-core 1.3 GHz Cortex-A53
  • Chipset
    Mediatek MT6580
    Mediatek MT6739
  • GPU
    Mali-400 MP2
    PowerVR GE8100
  • Memory RAM
    2 GB
    1 GB
  • Internal storage
    16 GB
    8 GB
  • Memory card
    microSD, microSDHC, microSDXC
    microSD, microSDHC, microSDXC
  • Memory card max
    128 GB
    256 GB
  • OS
  • OS
    Android 8.1 Oreo
    Android 8.1 Oreo Go Edition
  • Main camera
  • Camera type
    Dual
    Dual
  • Main camera
    8 MP, f/2.0
    8 MP
  • 5 MP
    0.3 MP
  • Interpolated resolution
    13 MP
    -
  • Primary camera resolution
    3264 x 2448 pixels
    3264 x 2448 pixels
  • Primary camera video
    720p@30fps
    720p@30fps
  • Primary camera flash
    dual-LED flash
    dual-LED flash
  • 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
    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
  • Selfie camera
    5 MP, f/2.4
    5 MP
  • Selfie camera interpolated resolution
    8 MP
    -
  • Selfie camera resolution
    2560 x 1920 pixels
    2560 x 1920 pixels
  • Selfie camera video
    480p@30fps
    480p@30fps
  • Sound
  • 3.5mm jack
    Yes
    Yes
  • Loudspeaker
    Yes
    Yes
  • Earpiece
    Yes
    Yes
  • Multimedia
  • Radio
    FM Radio
    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
    Yes
  • USB
    microUSB 2.0
    microUSB 2.0
  • Bluetooth
    v4.0
    v4.0
  • Bluetooth A2DP
    Yes
    Yes
  • NFC
    Yes
    Yes
  • GPS
    Yes, with A-GPS
    Yes, with A-GPS
  • Features
  • Sensors
    Accelerometer, fingerprint, light, proximity
    Accelerometer, fingerprint, light, proximity
  • Browser
  • HTML
    HTML5
    HTML5
  • Battery
  • Battery type
    Li-Po
    Li-Ion
  • Battery capacity
    5500 mAh
    2700 mAh
  • Battery removable
    Non-removable
    Removable
  • Talk time 2G
    20 h
    10 h
  • Talk time 3G
    20 h
    10 h
  • Standby time 2G
    250 h
    -
  • Standby time 3G
    250 h
    -

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