Price and specifications
Microsoft Lumia 640 Dual SIM smartphone

Screen size 5 "
RAM 1 GB
Storage space 8 GB
Primary camera resolution 8 Mpx
Selfie camera resolution 1 Mpx
Battery capacity 2 500 mAh
Antutu score 11 795

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Smartphones Microsoft Lumia 640

Release DateMarch 2015
Availability On sale
Brand Microsoft
Model Lumia 640

Photos

Design & Screen

Color Black, Cyan, Orange, White
Body materials Plastic
Size 72.2 x 141.3 x 8.8 mm (millimeters)
2.84 x 5.56 x 0.35 " (inches)
Weight 145 g (grams)
5.11 oz (ounces)

Screen

Screen size 5 " (inches)
127 mm (millimeters)
Display area 66 %
Type LCD IPS
Resolution 720x1280 px
Pixel density eXtra High density
294 ppi (pixels per inch)
115 ppcm (pixels per centimetre)
Features ClearBlack display
Capacitive
Multi-touch
Corning Gorilla Glass 3
Scratch resistant

Camera

Main camera

Primary camera resolution 8 Mpx (2 121 x 3 772)
Flash type LED
More smartphones with LED flash type
Sensor Carl Zeiss Unknown
Sensor type CMOS BSI
Aperture f/2.2
Slow motion video 30 fps (frames per second)
Features Continuous shooting
Autofocus
Digital zoom
Digital image stabilization
Face Detection
Exposure compensation
HDR
Geotagging
Panorama
ISO settings
Touch focus
Scene mode
White balance settings

Front camera

Selfie camera resolution 1 Mpx (750 x 1 333)

Device Hardware

Processing unit

Processor family Qualcomm
SoC (Model) Qualcomm Snapdragon 400 MSM8926
More smartphones with Qualcomm Snapdragon 400 MSM8926 processor
64 Bits No
CPU ARM Cortex-A7
CPU type Quad-core
4 cores
Frequency 1.2 GHz (gigahertz)
1200 MHz (megahertz)
Antutu score 11795
Antutu version 6

Graphics & Memory

GPU Qualcomm Adreno 305
RAM 1 GB (gigabytes)
More smartphones with 1 Gb RAM

Storage

Storage space 8 GB (gigabytes)
ca. equivalent to
1455 Songs
3200 Photos
27 Movies

More smartphones with 8 GB or less internal storage
SD card slot Yes

Sensors

Fingerprint No
Barometer No
Compass Yes
Gyroscope No
Hall No
Light Yes
Proximity sensing Yes

Software

Operating system Windows 10

Battery

Battery capacity 2500 mAh
Type Li-Ion

Connectivity

Mobile networks

3G 2100, 1900, 900, 850
2G 1900, 1800, 900, 850

SIM card

SIM card form Micro SIM + Micro SIM

Wi-Fi

IEEE Standards 802.11g
802.11b
Wi-Fi features WiFi Hotspot

Bluetooth

Bluetooth version 4.0
Bluetooth features

Navigation

Navigation supports Beidou
A-GPS
GPS
GLONASS
Wi-Fi

USB

USB Battery Charging Yes
USB OTG No
USB Type C No

Others features

3.5 mm jack No
NFC No
Infrared No

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