Microsoft Lumia 640 Dual SIM vs alcatel A7 XL

Microsoft Lumia 640 Dual SIM
Microsoft Lumia 640 Dual SIM
alcatel A7 XL
alcatel A7 XL
Microsoft Lumia 640 Dual SIM
alcatel A7 XL
  • Network
  • 2G network
    GSM 850, 900, 1800, 1900
    GSM 850, 900, 1800, 1900
  • 3G network
    HSDPA 850, 900, 1900, 2100
    HSDPA 850, 900, 1900, 2100
  • 4G network
    -
    LTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 20(800), 28(700)
  • HSDPA speed
    42.2 Mbps
    42.2 Mbps
  • HSUPA speed
    5.76 Mbps
    11.5 Mbps
  • LTE speed
    -
    LTE, Cat4, 150 Mbps download, 50 Mbps upload
  • GPRS
    Yes
    Yes
  • EDGE
    Yes
    Yes
  • Availability
  • Oficially announced
    2015-3
    2017-9
  • Status
    2015-4
    2017-11
  • Design
  • SIM
    Dual SIM (Micro-SIM, dual stand-by)
    Single SIM or Dual SIM
  • Height
    141.3 mm
    159.6 mm
  • Width
    72.2 mm
    81.5 mm
  • Thickness
    8.8 mm
    8.7 mm
  • Weight
    145 g
    175 g
  • Colors
    Glossy cyan, Matte black, Orange, White
    Metal Black, Metal Gold
  • Display
  • Display type
    IPS LCD capacitive touchscreen
    LTPS IPS LCD capacitive touchscreen
  • Physical size
    5.0 inches
    6.0 inches
  • Resolution
    720 x 1280 pixels
    1080 x 1920 pixels
  • Pixel density
    294 ppi
    367 ppi
  • Display colors
    16777216
    16777216
  • Protection
    -
    Asahi Dragontrail Glass
  • Multitouch
    -
    Yes
  • Hardware
  • CPU
    -
    Octa-core
  • CPU
    Quad-core 1.2 GHz ARM Cortex-A7
    Quad-core 1.5 GHz
  • CPU(second)
    quad-core 1 GHz
  • Chipset
    Qualcomm Snapdragon 400
    Mediatek MT6750S
  • GPU
    Adreno 305
    -
  • Memory RAM
    1 GB
    3 GB
  • Internal storage
    8 GB
    32 GB
  • Memory card
    microSD
    microSD
  • Memory card max
    128 GB
    32 GB
  • OS
  • OS
    Microsoft Windows Phone 8.1 with Lumia Denim
    Android 7.1 (Nougat)
  • Main camera
  • Main camera
    8 MP
    12 MP
  • 2 MP
  • Primary camera resolution
    3264 x 2448 pixels
    -
  • Primary camera video
    1080p@30fps
    1080p@30fps
  • Primary camera Autofocus
    autofocus
    phase detection autofocus
  • Primary camera flash
    LED flash
    dual-LED (dual tone) flash
  • Camera features
    1/4'' sensor size
    Geo-tagging, HDR, face detection, panorama, touch focus
  • Selfie camera
  • Flash
    -
    LED flash
  • Selfie camera
    1 MP
    5 MP
  • Selfie camera video
    720p
    1080p
  • Sound
  • 3.5mm jack
    Yes
    Yes
  • Loudspeaker
    Yes
    Yes
  • Notifications
    Vibration; MP3, WAV ringtones
    Vibration; MP3, WAV ringtones
  • Multimedia
  • Radio FM
    FM radio
    FM radio
  • Connectivity
  • WLAN
    Wi-Fi 802.11b, 802.11g, 802.11n
    Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n
  • WLAN WiFi Hotspot
    Yes
    Yes
  • WLAN WiFi Direct
    -
    Yes
  • WLAN DLNA
    Yes
    -
  • USB
    microUSB 2.0
    microUSB 2.0
  • Bluetooth
    v4.0
    v4.2
  • Bluetooth A2DP
    Yes
    Yes
  • bluetooth LE
    -
    Yes
  • GPS
    Yes, with A-GPS
    Yes, with A-GPS
  • GLONASS
    Yes
    -
  • GPS Navigator
    Beidou
    -
  • Features
  • Messaging SMS
    SMS(threaded view)
    SMS(threaded view)
  • Messaging MMS
    MMS
    MMS
  • Messaging Email
    Email
    Email
  • Messaging IM
    IM
    IM
  • Messaging Push Email
    Push Email
    -
  • Messaging Push Mail
    -
    Push Mail
  • Java
    No
    No
  • Sensors
    Accelerometer, compass, proximity
    Fingerprint (rear-mounted), accelerometer, compass, proximity
  • Browser
  • HTML
    HTML5
    HTML5
  • Battery
  • Battery type
    Li-Ion
    Li-Ion
  • Battery capacity
    2500 mAh
    4000 mAh
  • Battery removable
    -
    Non-removable
  • Fast battery charging
    -
    Yes
  • Talk time 2G
    27 h 30 min
    18 h
  • Talk time 3G
    20 h 30 min
    17 h
  • Standby time 2G
    840 h
    800 h
  • Standby time 3G
    840 h
    750 h

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