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Microsoft Lumia 640 (LTE) All specs

Full specifications phone: Microsoft Lumia 640 (LTE) specs, detailed technical information, features, price and review. All about this phone.

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(2.9/5)
Microsoft Lumia 640

Good Windows Phone phone with 1.2Ghz Quad-Core processor provides good performance and great system execution of the Microsoft Lumia 640 (LTE).

With one SIM card slot, the Microsoft Lumia 640 (LTE) allows download up to 150 Mbps for internet browsing, but it also depends on the carrier.

Great connectivity of this device includes Bluetooth 4.0 version A2DP, WiFi 802.11 b/g/n (2.4Ghz) and NFC to make payments and allows connection to other devices.

Including the battery, the Microsoft Lumia 640 (LTE) phone has 145 grams and it's a very thin device, only 8.8 mm.

Physical featuresMicrosoft Lumia 640
Model
Other model namesAT&T Microsoft Lumia 640 4G RM-1072, Lumia 640 RM-1073
Country or region availablefeature not registered
BrandMicrosoft
Release dateApril, 2015
Depth8.8 millimeters (0.35 inches)
Size (width x height)72.2 x 141.3 millimeters (2.84 x 5.56 in)
Weight145 grams (5.08 ounces)
Qwerty physical keyboardNot supported
AntennaInternal antenna
Build, materialsfeature not registered
Protection against water and othersNot supported
System (OS)Microsoft Lumia 640
Operating systemWindows Phone 8.1
Firmware updatefeature not registered
HardwareMicrosoft Lumia 640
Chipset32bit - Qualcomm Snapdragon 400 MSM8926 (28nm)
CPU processor1.2Ghz Quad-Core ARM Cortex-A7
GPU graphical controllerQualcomm Adreno 305 400Mhz
RAM memory1GB LPDDR2
Internal storage8GB (3GB user free)
External storageUntil 128GB microSD, microSDXC
(dedicated slot)
DisplayMicrosoft Lumia 640
Display typeTFT LCD IPS
Screen size5" inches
Screen-to-body ratio~67.6% (screen-to-body ratio)
Display resolution720x1280 pixels
TouchscreenCapacitive Multitouch
Pixel density (dot pitch)294 PPI
Colors16 million
Scratch-resistant glassGorilla Glass 3
Display featuresfeature not registered
Mobile networksMicrosoft Lumia 640
Dual-SIMNot supported
SIM card1 slot
micro-SIM (3FF)
Maximum download/upload150/50 Mbps
Network technology2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse details
GSM Mhz bandQuad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/2100
Primary 4G networkLTE Cat4 800/900/1800/2100/2600 (Bands 1/3/7/8/20)
Primary 5G networkNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE
Secondary 2G networkNot supported
Secondary 3G networkNot supported
Secondary 4G networkNot supported
Secondary data networkNot supported
CallingMicrosoft Lumia 640
MessagingSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupported
Video callingSupported
Call controlVoice dialing, Voice recorder
CameraMicrosoft Lumia 640
Back camera (main camera)8 megapixels
Main camera resolution3264x2448 pixels
Video recording (primary)Full HD (1920x1080) 30 fps
FlashLED flash
Focal aperturef/2.2 (aperture)
Focal lengthfeature not registered
Sensor size1/4" inches
Pixel sizefeature not registered
AutofocusAutofocus
Touch focusSupported
Image stabilizationfeature not registered
ZoomOnly digital zoom
Face/smile detectionFace detection
BSI sensorSupported
HDRHDR photo only main camera
2ª cameraMicrosoft Lumia 640
Front camera (secondary)1 megapixels
Front camera resolution1280x720 pixels
Video recording (secondary)HD (1280x720)
Front flashNot supported
Focal aperturefeature not registered
Focal lengthfeature not registered
Sensor sizefeature not registered
Pixel sizefeature not registered
MultimediaMicrosoft Lumia 640
RadioFM
TVNot supported
Video formatsMP4, H.264, H.263, WMV
Audio formatsMP3, WAV, WMA, eAAC+
ConnectivityMicrosoft Lumia 640
USBMicroUSB 2.0
TV outputNot supported
Audio output3.5mm jack
Bluetooth4.0 version A2DP
WiFi802.11 b/g/n (2.4Ghz)
DLNASupported
NFCSupported
GPSA-GPS, GeoTagging, GLONASS
Infrared portNot supported
Other functionsMicrosoft Lumia 640
Active noise cancellationSupported
Vibrating alertSupported
RingtonesPolyphonic and customized
Web browserHTML, XHTML, HTML5
Java / Flash playerNot supported
SensorsAccelerometer
Proximity
Compass
Ambient Light
Other features- Colors: Black
- Lumia Denim UI
- Microsoft ClearBlack display
- OneDrive 30GB
- Beidou GPS
- WiFi hotspot
Power supplyMicrosoft Lumia 640
BatteryLi-Ion (Removable)
Battery capacity2500 mAh
Charger, watts• Standard charging
Talk time autonomy1200 minutes | 20 hours | 0.8 day
Standby50400 minutes | 840 hours | 35 days
Radiation rateMicrosoft Lumia 640
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registered
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