The Microsoft Lumia 640 and Microsoft Lumia 640 XL are Windows Phone smartphones developed by Microsoft Mobile. Both phones were announced on March 2, 2015, and are the successors to the Nokia Lumia 630 series and the Lumia 1320, respectively. The phones are primarily aimed at developing markets, although they are also available in developed markets as lower-cost options compared to other phones in their classes. The two devices became available in the US and most other markets in June 2015. On February 15, 2016, Microsoft announced the

Lumia 650 The Microsoft Lumia 650 is a smartphone developed by Microsoft, officially revealed on February 15, 2016. It is the successor to the Microsoft Lumia 640 and is aimed primarily at business users, with support for Microsoft's business applications ...

, the

Lumia 640 The Microsoft Lumia 640 and Microsoft Lumia 640 XL are Windows Phone smartphones developed by Microsoft Mobile. Both phones were announced on March 2, 2015, and are the successors to the Nokia Lumia 630 series and the Lumia 1320, respectively. ...

successor, with improvements like device encryption, an AMOLED display, and 16 GB of flash storage. On October 18, 2017, Microsoft confirmed that the phone will not receive more major Windows updates, but it will still get security updates and cumulative updates until 2025

Release and availability

The Lumia 640 and 640 XL were unveiled at Microsoft's event at the

Mobile World Congress MWC Barcelona (formerly but still commonly referred to as Mobile World Congress) is an annual trade show organised by GSMA, dedicated primarily to the mobile communications industry. The event is held in Barcelona, Catalonia, Spain at the Fir ...

in Barcelona, Spain on March 2, 2015. The Lumia 640 LTE has U.S. pricing beginning at US$ 179.99, while the Lumia 640 XL LTE (exclusive to AT&T in the country) is priced at US$ 249.99. Both phones are available as Dual-SIM and LTE worldwide from April 2015. In certain countries, there is promotion which includes a 16GB or 32GB SD Memory Card for purchasing Lumia 640 and 640 XL.

Hardware

Despite similar names and model codes, the Microsoft Lumia 640 and Microsoft Lumia 640 XL are distinct devices in both form and function. The Lumia 640 comes with a 5-inch HD

IPS IPS, ips, or iPS may refer to: Science and technology Biology and medicine * ''Ips'' (genus), a genus of bark beetle * Induced pluripotent stem cell or iPS cells * Intermittent photic stimulation, a neuroimaging technique * Intraparietal sulcus ...

LCD A liquid-crystal display (LCD) is a flat-panel display or other electronically modulated optical device that uses the light-modulating properties of liquid crystals combined with polarizers. Liquid crystals do not emit light directly but in ...

display with Corning Gorilla Glass 3 protection and oleophobic (fingerprint-resistant) coating. It is powered by a 1.2 GHz quad-core

Qualcomm Qualcomm () is an American multinational corporation headquartered in San Diego, California, and incorporated in Delaware. It creates semiconductors, software, and services related to wireless technology. It owns patents critical to the 5G, 4 ...

Snapdragon 400 processor, 1 GB RAM and 8 GB (only 3 GB available) internal storage with up to 128 GB expandable storage via

microSD Secure Digital, officially abbreviated as SD, is a proprietary non-volatile flash memory card format developed by the SD Association (SDA) for use in portable devices. The standard was introduced in August 1999 by joint efforts between SanDis ...

cards. It has a 2500

mAh ''Mångha'' (') is the Avestan for "Moon, month", equivalent to Persian ''Māh'' (; Old Persian ). It is the name of the lunar deity in Zoroastrianism. The Iranian word is masculine. Although Mah is not a prominent deity in the Avestan script ...

Li-Ion A lithium-ion or Li-ion battery is a type of rechargeable battery which uses the reversible Redox, reduction of lithium ions to store energy. It is the predominant battery type used in portable consumer electronics and electric vehicles. It als ...

battery, 8 MP rear camera with LED flash, and 0.9 MP wide-angle front-facing camera. It is available in glossy cyan, orange, and white, along with matte-texture black. The Microsoft Lumia 640 XL is the larger, " phablet"-type version of the Lumia 640, with a 5.7-inch HD

display. The 640 XL is equipped with the same basic hardware and network connectivity specifications as the Lumia 640, but features a

Zeiss Zeiss or Zeiß may refer to: People *Carl Zeiss (1816–1888), German optician and entrepreneur *Emil Zeiß (1833–1910), German Protestant minister and painter Companies *Carl Zeiss AG, German manufacturer of optics, industrial measurem ...

-engineered 13 MP (1/3.0″ sensor) rear camera with LED flash, as well as a 5MP wide-angle front-facing camera. It has a 3000

battery and is available in matte-texture cyan, orange, and black, along with glossy & matte-texture white.

Software

The Lumia 640 and Lumia 640 XL shipped with

Windows Phone 8.1 Windows Phone 8.1 is the discontinued third generation of Microsoft's Windows Phone mobile operating system, succeeding Windows Phone 8. Rolled out at Microsoft's Build Conference in San Francisco, California, on April 2, 2014, it was released ...

Update 2 (through the Lumia Denim software package), and both phones are upgradable to Windows 10 Mobile. Initially in the United States, the Lumia 640 and 640 XL were offered with a free one-year subscription to

Microsoft Office 365 Microsoft 365 is a product family of productivity software, collaboration and cloud-based services owned by Microsoft. It encompasses online services such as Outlook.com, OneDrive, Microsoft Teams, programs formerly marketed under the name Mic ...

Carriers

;Australia * Telstra (Lumia 640 and 640 XL) ;United StatesRM- * AT&T (Lumia 640 and 640 XL) * Cricket Wireless (Lumia 640 only) * MetroPCS (Lumia 640 only) * T-Mobile (Lumia 640 only)

Models

Lumia 640 models Lumia 640XL models

References