Microsoft Lumia 640 Dual SIM

 Announced: Mar 2, 2015

Market Status: Available. Released 2015, April

 Display

720 x 1280 pixels, 16:9 ratio (~294 ppi density)

 Camera

Single

1 MP - front

 Storage

8GB 1GB RAM eMMC 4.5

 Battery

2500 mAh battery

 launch
Announced
Mar 2, 2015
Status
Available. Released 2015, April
 network
Technology
GSM / HSPA
2G bands
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
HSDPA 850 / 900 / 1900 / 2100
bands
Speed
HSPA 42.2/5.76 Mbps
 body
Dimentions
141.3 x 72.2 x 8.8 mm (5.56 x 2.84 x 0.35 in)
Weight
145 g (5.11 oz)
SIM
Dual SIM (Micro-SIM, dual stand-by)
 Main Camera
Rear
Single
Main
8 MP, f/2.2, 28mm (wide), 1/4.0", AF
Feature
LED flash
 Selfie Camera
Front
1 MP
Feature
LED flash
Video
720p
 display
Type
IPS LCD capacitive touchscreen, 16M colors
Size
5.0 inches, 68.9 cm2 (~67.6% screen-to-body ratio)
Resolution
720 x 1280 pixels, 16:9 ratio (~294 ppi density)
Protection
Corning Gorilla Glass 3 ClearBlack display
 memory
Card slot
microSDXC (dedicated slot)
Internal
8GB 1GB RAM eMMC 4.5
 platform
OS
Microsoft Windows Phone 8.1, upgradable to Microsoft Windows 10
Chipset
Qualcomm MSM8926 Snapdragon 400 (28 nm)
CPU
Quad-core 1.2 GHz Cortex-A7
GPU
Adreno 305
 features
Sensors
Accelerometer, proximity, compass
 comms
WLAN
Wi-Fi 802.11 b/g/n, DLNA, hotspot
Bluetooth
4.0, A2DP
GPS
Yes, with A-GPS, GLONASS, BDS
Radio
FM radio
USB
microUSB 2.0
 battery
Capacity
2500 mAh battery
Type
Removable Li-Ion
Charging
Quick charger 2A
Stand By
Up to 840 h (2G) / Up to 840 h (3G)
Talk Time
Up to 27 h 30 min (2G) / Up to 20 h 30 min (3G)
 sound
Loudspeaker
Yes
3.3mm jack
Yes
 misc
Colors
Glossy cyan, Orange, White, Matte black
Models
Microsoft RM-1109
Price
$266.64 / Last updated on: Mar 17, 2020