Thumbnail of product Lumia 640 from brand Microsoft
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Smartphone Microsoft Lumia 640

Microsoft
Phones
Smartphone

The Microsoft Lumia 640 is a versatile smartphone that combines performance and ease of use. Equipped with a 5-inch display with a resolution of 1280 x 720 pixels, it offers a pleasant visual experience for all your multimedia content.

Under the hood, the Lumia 640 is powered by a Qualcomm Snapdragon 400 processor at 1.2 GHz, paired with 1 GB of RAM, allowing for smooth navigation and efficient multitasking. With 8 GB of internal storage, expandable up to 128 GB via a MicroSD card, you have plenty of space for your apps and files.

In terms of photography, its rear camera of 8 MP with autofocus and LED flash allows you to capture precious moments, while the front camera of 0.9 MP is ideal for selfies and video calls. The Lumia 640 supports multiple video formats such as H.263 and H.264, ensuring smooth playback.

With a 2500 mAh battery, you benefit from impressive battery life, offering up to 27 hours of talk time on 2G and 20 hours on 3G. Additionally, it includes practical features like assisted GPS, Bluetooth 4.0, and Wi-Fi connectivity.

Lightweight at 145 g, the Microsoft Lumia 640 comes in a beautiful Cyan color, adding a touch of modernity to its design. In summary, the Lumia 640 is a solid choice for those looking for a reliable smartphone for everyday use.

Manual of product Lumia 640

First page image of the manual for Lumia 640

User Manual
147 pages
View manual
7 10

Editorial note

The Microsoft Lumia 640 stands out for its solid performance, thanks to a 1.2 GHz Qualcomm Snapdragon 400 processor with 4 cores that ensure smooth app usage and effective multitasking. The battery life is also a strong point, offering up to 27.3 hours of talk time on 2G and 86 hours of continuous audio playback, which is particularly appreciated by users. However, the product has notable drawbacks. The Windows Phone 8.1 operating system is outdated and no longer receives updates, limiting access to new apps and features. Additionally, the internal storage capacity of 8 GB is relatively low, which can be problematic for those who need more space for their media files. The quality of the front camera, with only 0.9 MP, also disappoints users who prioritize photography. In terms of design, although the Lumia 640 has a modern and practical look, the resolution of its 1280 x 720 pixel screen is lower than that of many competitors, which can affect the visual experience. Communication features, such as MMS and instant messaging, enhance the user experience, but the lack of FM radio may disappoint some. Finally, the value for money is average, as despite the possibility of storage expansion via microSD, the base storage capacity is a limiting factor for many users. In summary, the Microsoft Lumia 640 is a smartphone with many strengths, but it suffers from certain shortcomings that may influence consumer choice.

Score details

User experience

The user experience is generally positive thanks to an intuitive interface, but the outdated Windows Phone 8.1 operating system limits access to new applications.

Performance

The 1.2 GHz Qualcomm Snapdragon 400 processor with 4 cores allows for smooth app usage and effective multitasking, although performance may be limited by the old operating system.

Battery life

The 2500 mAh battery life is commendable, offering up to 27.3 hours of talk time on 2G and 86 hours of continuous audio playback.

Design

The design is modern and practical, but the screen resolution of 1280 x 720 pixels is lower than that of many competing smartphones.

Features

The various communication features, such as MMS and instant messaging, enhance the experience, but the lack of FM radio may disappoint some users.

Value for money

The internal storage capacity of 8 GB is relatively low, which can be a drawback for users needing a lot of space, despite the possibility of expansion via microSD.

camera

The quality of the front camera at only 0.9 MP is poor for selfies and video calls, which may disappoint photography-focused users.

Advantages

Snapdragon 400 processor for smooth multitasking

5-inch screen, good resolution

2500 mAh battery, high endurance

Various communication features

Expandable storage up to 128 GB

Disadvantages

Obsolete Windows Phone 8.1 system

Only 8 GB of internal storage

Mediocre 0.9 MP front camera

No built-in FM radio

Screen resolution lower than the competition

Technical Specifications Lumia 640

General Information

Multimedia

  • Supported audio formats
    -
  • Supported image formats
    -
  • Supported video format
    H.263
  • Visual compression formats
    H.264
  • Voice codecs
    MPEG4
  • FM Radio
    VC-1
  • H.263
  • H.264
  • MPEG4
  • AMR-NB
  • AMR-WB
  • Yes

Messaging

  • Cat
    Yes
  • Cat
    Yes
  • Cat
    Yes
  • Cat
    Yes
  • Cat
    Yes

Processor

  • Processor frequency
    1.2 GHz
  • Processor family
    Qualcomm Snapdragon
  • Processor model
    400
  • Number of processor cores
    4

Screen

  • Screen size
    5 "
  • Screen resolution
  • Number of colors displayed
    1280 x 720 pixels
  • Touch technology
    16.78 million colors
  • Touch screen type
    Multiple pressures
  • Pixel density
    Capacity
  • Image format
    294 pixels per inch
  • Type of panel
    16:9
  • IPS

Other features

  • Touch screen
    Yes

Detectors

  • Ambient light sensor
    Yes
  • Ambient light sensor
    Yes
  • Ambient light sensor
    Yes
  • Ambient light sensor
    Yes

Call management

  • Call timer
    Yes
  • Call timer
    Yes
  • Call timer
    Yes
  • Call timer
    Yes
  • Call timer
    Yes
  • Call timer
    Yes
  • Call timer
    Yes

Representation / realization

  • Microphone deactivation
    Yes
  • Microphone deactivation
    Yes
  • Microphone deactivation
    Yes
  • Microphone deactivation
    Yes
  • Microphone deactivation
    Yes
  • Personal Information Management (PIM)
    Alarm clock, Calculator, Calendar, Events reminder, Notes, To-do list
  • Microphone deactivation
    Yes
  • Customization
    Icons, Menu, Shortcuts
  • Microphone deactivation
    Yes
  • Themes
    Wallpapers

Storage support

  • RAM capacity
    1 GB
  • Internal storage capacity
    8 GB
  • Compatible memory cards
    MicroSD (TransFlash)
  • Maximum memory card size
    128 GB
  • USB mass storage
    Yes

Camera

  • Resolution of the rear camera (digital)
    8 MP
  • Geolocation
    Yes
  • Geolocation
    Yes
  • Digital zoom
    4 x
  • Geolocation
    Yes
  • Video recording modes
    720p, 1080p
  • Maximum cadence
    30 fps
  • Flash type
    LED
  • Geolocation
    Yes
  • Front camera resolution (digital)
    0.9 MP
  • Rear camera type
    Single camera
  • Rear camera type
    Single camera

Battery

  • Battery technology
    Lithium-Ion (Li-Ion)
  • Talk time (2G)
    27.3 h
  • Battery capacity
    2500 mAh
  • Talk time (3G)
    20.3 h
  • Waiting time (3G)
    840 h
  • Browsing duration (Wi-Fi)
    10.9 h
  • Streaming audio playback
    86 h
  • Continuous video playback
    8.7 h

Network

  • SIM card capacity
    Dual SIM
  • Connection sharing (modem mode)
    Yes
  • SIM card type
    MicroSIM
  • 2G Standards
    GPRS, GSM
  • 3G Standards
    WCDMA
  • Wifi standards
    802.11b, 802.11g, Wi-Fi 4 (802.11n)
  • Connection sharing (modem mode)
    Yes
  • Bluetooth model
    4.0
  • Bluetooth Profiles
    A2DP, AVRCP, GATT, HFP, HID, MAP, OPP, PBAP
  • 2G band (1st SIM card)
    850,900,1800,1900 MHz
  • 3G bands supported
    850,900,1900,2100 MHz
  • Connection sharing (modem mode)
    Yes
  • Mobile network generation
    3G

Connectivity

  • USB port
    Yes
  • USB connector
    Micro-USB B
  • USB Version
    2.0
  • Quantity of HDMI ports
    0
  • Headset connection
    3.5 mm

Weight and dimensions

  • Weight
    145 g
  • Width
    72.2 mm
  • Depth
    8.8 mm
  • Height
    157.9 mm

Certificate

  • SAR category for the head (EU)
    -
  • SAR category for the body (EU)
    -
  • SAR value (EU)
    - W/kg
  • DAS head (EU)
    0.73 W/kg
  • DAS body (EU)
    0.45 W/kg
  • Certified DLNA (Digital Living New-York Alliance)
    Yes

Design

  • Format
    Bar
  • Product color
    Cyan

Software

  • Installed operating system
    Windows Phone 8.1
  • Office stand
    Yes
  • Platform
    Windows

Registration

  • Registration type
    Without plan

Packaging contents

  • Power adapter included
    Yes
  • Power adapter included
    Yes

Navigation

  • GPS (satellite)
    -
  • Wi-Fi Position
    Yes
  • Wi-Fi Position
    Yes
  • Wi-Fi Position
    Yes

Frequently Asked Questions

How do I perform a reset on my Microsoft Lumia 640?
To reset your Lumia 640, press the volume up, power, and home buttons simultaneously when starting the device.
What should I do if my SIM card is too small for my {brand} phone?
Get a SIM card adapter that will allow you to insert your smaller SIM card. The adapter can then be inserted into the phone.
What is an IMEI number?
The term IMEI stands for "International Mobile Equipment Identity," which is a unique fifteen-digit number used to identify your Microsoft phone among other devices.
What are the dimensions of my smartphone's screen?
The size of your smartphone is usually indicated in inches, with 1 inch equal to 2.54 centimeters. This size corresponds to the diagonal measurement of the screen, which you can measure from the bottom left corner to the top right corner.
Is there a risk of my smartphone's battery exploding?
It is important to monitor the temperature of your smartphone's batteries, as there is a very low risk of explosion if they overheat.
What operating system is integrated into the Microsoft Lumia 640?
The Microsoft Lumia 640 runs on the Windows operating system.
What is the weight of the Microsoft Lumia 640?
The weight of the Microsoft Lumia 640 is 145 grams.
What is the size of the screen on the Microsoft Lumia 640?
The screen of the Microsoft Lumia 640 has a size of 5 inches.
What is the height of the Microsoft Lumia 640?
The Microsoft Lumia 640 measures 157.9 mm in height.
What is the resolution of the screen on the Microsoft Lumia 640?
The resolution of the screen on the Microsoft Lumia 640 is 1280 x 720 pixels.
What is the width of the Microsoft Lumia 640?
The width of the Microsoft Lumia 640 is 72.2 mm.
What is the depth of the Microsoft Lumia 640?
The depth of the Microsoft Lumia 640 is 8.8 mm.
What type of USB connection is present on the Microsoft Lumia 640?
The Microsoft Lumia 640 is equipped with a Micro-USB B connection.
What is the available storage capacity on the Microsoft Lumia 640?
The Microsoft Lumia 640 offers a storage capacity of 8 GB.
Is the user manual for the Microsoft Lumia 640 available in French?
Yes, the user manual for the Microsoft Lumia 640 is available in French.

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Presentation of product Lumia 640 specifications from brand Microsoft

General Information

The Microsoft Lumia 640 is a smartphone from the Microsoft brand, known for its innovation and quality in the mobile technology field. Model Lumia 640 | A00024284, it offers solid performance and an enhanced user experience. Its EAN code, 6438158720701, allows for unique identification in the distribution system.

Multimedia

This model supports various video formats, including H.263, H.264, MPEG4, and VC-1, ensuring smooth and high-quality playback. The voice codecs AMR-NB and AMR-WB provide optimal audio clarity for communications. However, it does not include an FM radio.

Messaging

The Lumia 640 offers a full range of messaging features, including MMS for sending multimedia messages, instant messaging, SMS, as well as support for emails. This enhances the communication experience for users.

Processor

Equipped with a Qualcomm Snapdragon 400 processor at 1.2 GHz with 4 cores, the Lumia 640 allows for efficient multitasking and smooth use of common applications.

Display

The smartphone features a 5-inch display with a resolution of 1280 x 720 pixels, providing a pleasant display quality. With a palette of 16.78 million colors, it ensures an immersive visual experience. Its capacitive touchscreen and multi-touch technology allow for precise and responsive interaction.

Other Features

The Lumia 640 is equipped with a touchscreen, facilitating interaction with the device.

Sensors

This model integrates several sensors, such as an orientation sensor, a proximity sensor, an accelerometer, and an ambient light sensor, thus offering practical features for various applications.

Call Management

Call features include call waiting, call forwarding, call hold, caller ID, conference calling, and speed dialing, thereby enhancing the user experience during communications.

Representation / Realization

The Lumia 640 is equipped with a quality speaker, voice commands, and offers video calls. It also includes personal information management tools such as a calendar and a calculator, facilitating daily organization.

Storage Support

With 1 GB of RAM and 8 GB of internal storage, the Lumia 640 allows for satisfactory usage. It is compatible with MicroSD memory cards up to 128 GB, thus providing an option for additional storage expansion.

Camera

The rear camera of the Lumia 640 offers a resolution of 8 MP with autofocus and LED flash, ensuring quality shots even in low light. It supports video recording in 720p and 1080p, providing a maximum frame rate of 30 fps. The front camera, although 0.9 MP, allows for selfies and video calls, but with limited quality.

Battery

The Lumia 640 is powered by a 2500 mAh battery, offering a talk time of 27.3 hours on 2G and up to 86 hours of continuous audio playback, which is appreciated for daily use.

Network

This model uses a MicroSIM card and supports 2G and 3G standards, ensuring reliable mobile connectivity. It is also compatible with Wi-Fi and features Bluetooth 4.0 for convenient wireless connections.

Connectivity

The Lumia 640 offers a Micro-USB port for connection and data transfer, as well as a 3.5 mm headphone jack for extended audio compatibility.

Weight and Dimensions

Weighing 145 g, the Lumia 640 is lightweight and easy to handle. Its dimensions (72.2 mm wide, 8.8 mm deep, and 157.9 mm high) allow for easy integration into various spaces.

Certification

This product complies with safety standards regarding exposure to electromagnetic fields, with a head SAR of 0.73 W/kg and a body SAR of 0.45 W/kg. It is also certified DLNA, ensuring optimal compatibility with multimedia devices.

Design

The Lumia 640 features a bar format with a cyan color, giving it a modern and elegant appearance, suitable for various usage contexts.

Software

Running on Windows Phone 8.1, it offers an intuitive user interface. This model is also compatible with Windows systems for a smooth experience.

Registration

The Lumia 640 is offered without a contract, providing usage flexibility without commitment.

Packaging Contents

The product includes a quick start guide to facilitate its use and a power adapter for immediate setup.

Navigation

It is equipped with an assisted GPS (A-GPS) system and supports GLONASS for precise navigation. The Wi-Fi positioning function enhances the device's location capabilities.