Microsoft Lumia 640 

Released April, 2015
  • Windows 10 Mobile
  • 4G
  • 5"
  • Quad core 1.2 GHz

Features Key features of the Microsoft Lumia 640

screen size

Lumia 640
5"
Lumia 920
4.5"

screen resolution

Lumia 640
1280 x 720
Idol 4
1920 x 1080
Lumia 625
800 x 480

memory

Lumia 640
1 GB
Idol 4
3 GB
iPhone SE
2 GB

processor

Lumia 640
Quad core
Lumia 920
Dual core
Lumia 625
Dual core

camera resolution

Lumia 640
8 MP
Idol 4
13 MP
iPhone SE
12 MP

Reviews Word on the street for the Microsoft Lumia 640

Specifications Full list of technical specs

screen

Type Super IPS LCD2
Size 5"
Resolution 1280 x 720
PPI 293 ppi

hardware

Clock speed 1.2 GHz
Number of cores Quad core
RAM 1 GB
Internal storage 8 GB
Supported card formats
  1. SDXC
  2. SDHC
  3. SD

photo & video

Camera 8 MP
Resolution 8 MP
Flash Yes
Secondary camera 0.9 MP
Video resolution 1920 x 1080 @ 30 fps

cellular

Generation 4G
Networks
  1. HSUPA (5.76 Mb/s)
  2. GPRS (0.01 Mb/s)
  3. UMTS (0.38 Mb/s)
  4. EDGE (0.38 Mb/s)
  5. HSDPA+ (42.2 Mb/s)
  6. GSM (0.01 Mb/s)
  7. LTE Cat 4 (150/)

battery

Talk time 1,590 min
Talk time (3G) 1,050 min
Standby time 51,840 min
Capacity 2,500 mA·h

form factor

Weight 145 g
Thickness 8.8 mm
Size 72.2 x 141.3 x 8.8 mm

sensors

Has an assisted GPS Yes

music

Supports FM radio Yes

software

Operating system Windows 10 Mobile
Multitasking Yes
Adobe flash support Yes

connectivity

Acts as a wi-fi hotspot Yes
Supports NFC Yes
Bluetooth Bluetooth v4.0
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