Microsoft Lumia 640 LTE

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Summary

Microsoft Lumia 640 LTE Price

At the time of it's release in 2015, April, the manufacturer's retail price for a new Microsoft Lumia 640 LTE was about 120 EUR.

The retail price of a new or used/second hand Microsoft Lumia 640 LTE varies widely depending on factors including availability, condition of device, your town or location and market demand. Click here to compare the price of Microsoft Lumia 640 LTE across different regions, markets and countries.

Frequently Asked Questions(FAQs)

What is the battery capacity of Microsoft Lumia 640 LTE?

2500 mAh

What is the display size of Microsoft Lumia 640 LTE?

5.0 inches

What is the RAM size of Microsoft Lumia 640 LTE?

1 GB

How to reset or factory restore Microsoft Lumia 640 LTE device?

There are two recommended ways to reset a Microsoft Lumia 640 LTE device to its factory settings: 1. Soft reset: This method is useful if the phone is freeze or stuck in a loop. Follow these steps: * Press and hold the Power button and the volume-up button together until the Lumia logo appears on the screen. * Release both buttons. * Press and hold the Volume-up button only. * Release the volume button. * Press and hold the Volume-up button until the Lumia logo appears on the screen. * Release the volume button. * Press and hold the Volume-down button only. * Release the volume button. 2. Hard reset (using the recovery mode): This method is recommended if you want to completely reset the phone's settings. This method erases all data and settings on the phone, so use it carefully. Follow these steps: * Charge your phone until it reaches 100%. * Connect your phone to a PC using a USB cable. * Open the Fastboot (Command Prompt) window on your PC. * Type the following command: "fastboot devices" to ensure that the device is recognized by Fastboot. * Type the following command, replacing "X" with the serial number of your phone: "fastboot erase recovery" * Wait for the phone to reset and boot up into recovery mode. * In the recovery mode, select the option to delete all user data and reset to factory settings. Please note that the hardware reset method is not recommended unless you are absolutely sure that you want to restore your device to its original factory settings. This method will erase all of your data and personalization.

Specifications

Network

Technology: GSM / HSPA / LTE
2G bands: GSM 850 / 900 / 1800 / 1900
3G bands: HSDPA 850 / 900 / 2100
: 1, 2, 4, 5, 7, 12, 17 - T-Mobile
4G bands: 1, 3, 7, 8, 20
Speed: HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps

Launch

Announced: 2015, March. Released 2015, April
Status: Discontinued

Body

Dimensions: 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: Micro-SIM

Display

Type: IPS LCD
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

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

Memory

Card slot: microSDXC (dedicated slot)
Internal: 8GB 1GB RAM
: eMMC 4.5

Main Camera

Single: 8 MP, f/2.2, 28mm (wide), 1/4.0", AF
Features: LED flash
Video: 1080p@30fps

Selfie camera

Single: 1 MP
Video: 720p

Sound

Loudspeaker: Yes
3.5mm jack: Yes

Comms

WLAN: Wi-Fi 802.11 b/g/n, DLNA, hotspot
Bluetooth: 4.0, A2DP
Positioning: GPS, GLONASS, BDS
NFC: Yes
Radio: FM radio
USB: microUSB 2.0

Features

Sensors: Accelerometer, proximity, compass

Battery

Type: Li-Ion 2500 mAh, removable
Stand-by: Up to 864 h (2G) / Up to 864 h (3G)
Talk time: Up to 26 h 30 min (2G) / Up to 17 h 30 min (3G)

Misc

Colors: Glossy cyan, Orange, White, Matte black
Price: About 120 EUR

Tests

Display: Contrast ratio: 1034 (nominal), 2.563 (sunlight)
Camera: Photo / Video
Loudspeaker: Voice 70dB / Noise 65dB / Ring 75dB
Audio quality: Noise -93.1dB / Crosstalk -93.2dB
Battery life: Endurance rating 76h