Microsoft Lumia 640 XL

General
Device name Microsoft Lumia 640 XL
Release date 2015, April
Dimensions
height157.9 mm
width81.5 mm
thickness9 mm
Weight 171 g
Form factor Touchscreen
Battery
typeLi-Ion 3000 mAh, removable
standby_time:
2gUp to 936 h
3gUp to 936 h
talk_time:
2gUp to 31 h 20 min
3gUp to 23 h 40 min
endurance_rating74h
Colors
Matte cyan
Orange
Black
Matte white
Glossy white
Price
eurAbout 170 EUR
Status Discontinued
Network
Technology
GSM
HSPA
Display
Size 5.7 inches
Screen to body ratio ~69.1%
Resolution 720 x 1280 pixels
Aspect ratio 16:9
Ppi density ~259 ppi
Protection Corning Gorilla Glass 3
Tests
contrast_ratio1119:1 (nominal), 3.065 (sunlight)
Features
Sensors
Accelerometer
Proximity
Compass
Sensor core
Platform
Os Microsoft Windows Phone 8.1, upgradable to Microsoft Windows 10
Chipset Qualcomm MSM8226 Snapdragon 400 (28 nm)
Cpu Quad-core 1.2 GHz Cortex-A7
Gpu Adreno 305
Memory
Internal storage
0:
size8GB
ram1GB
Storage type EMMC 4.5
Card slot
typeMicroSDXC
slot_typeDedicated slot
Main camera
{"single_camera":{"sensor":"13 MP,aperture":"f\/2.0,focal_length":"28mm,sensor_size":"1\/3.0\,features":"AF"},features":["Zeiss optics,LED flash"],video":"1080p@30fps"}
Selfie camera
Single camera
sensor5 MP
Video 1080p@30fps
Sound
Loudspeaker Yes
3.5mm jack Yes
Comms
Wlan Wi-Fi 802.11 b/g/n, DLNA, hotspot
Bluetooth 4.0, A2DP
Gps
GPS
GLONASS
BDS
Nfc Yes
Radio FM radio
Usb MicroUSB 2.0
Audio quality
Noise -93.0 dB
Crosstalk -94.4 dB