Microsoft Lumia 640 XL Dual (2015) review

Microsoft announced the launch of the Lumia 640 XL Dual smartphone in 2015. The manufacturer is offering the Microsoft Lumia 640 XL Dual phone with 5.7 inch display, Qualcomm Snapdragon 400 MSM8226 chipset, 1 GB of RAM and 8 GB of internal storage.

The Microsoft Lumia 640 XL Dual series was launched with Microsoft Windows 8.1 pre-installed, but it is upgradable to newer versions of OS as they become available. The IPS panel of Lumia 640 XL Dual has good color accuracy and can display a wide color gamut, resulting in more lifelike and vivid visuals. This smartphone has a single camera on the back (13 MP, 4128 x 3096 px, autofocus). The single camera setup can be sufficient for many smartphone users, depending on their photography needs and preferences. The selfie camera of Lumia 640 XL Dual allows you to capture self-portraits or group photos without needing someone else to take the picture for you.

Microsoft Lumia 640 XL Dual specifications

Body

The weight of Microsoft Lumia 640 XL Dual is about 6.03 oz with battery, which is average compared to most of the smartphones with same size. The dimensions of this Microsoft smartphone are average (6.22 x 3.21 x 0.35 inch). Smaller smartphones are more compact and easier to carry around, but they may have smaller displays that can be harder to read and interact with. A micro SIM is a smaller (15 x 12 x 0.76 mm) version of the standard SIM card used in mobile devices. The micro SIM card provides the same functionality as the standard SIM card, allowing the user to connect to a cellular network and use mobile data, voice, and messaging services.

System

The Microsoft Lumia 640 XL Dual comes with Microsoft Windows 8.1 out of the box, but it is upgradable to the next OS. The Lumia 640 XL Dual has a Qualcomm Snapdragon 400 MSM8226 CPU. This mid-range, quad-core CPU is capable of delivering fast and efficient performance for a wide range of tasks. The Lumia 640 XL Dual utilizes Adreno 305 GPU. A GPU (Graphics Processing Unit) is a specialized chip that is primarily designed to handle and accelerate the processing of graphics and visual data. It is responsible for rendering images, videos, and animations on a smartphone screen. Adreno GPUs are designed to work in conjunction with Qualcomm's Snapdragon processors. The latest Adreno GPUs support advanced graphics features such as high dynamic range (HDR) rendering, virtual reality, and augmented reality applications.

Display

The 5.7 inch phone comes with IPS display. The IPS display provides enhanced features, such as optimal viewing angles, color accuracy, invariable color reproduction and better power consumption. The 5.7 inch display make this smartphone pocket-friendly. The size of the screen is measured diagonally, from corner to corner. A larger screen typically requires more power to illuminate, which can impact battery life. The display of Microsoft Lumia 640 XL Dual is multitouch capable. Multitouch technology enables the device's touchscreen to detect and interpret multiple touch points on the screen simultaneously.

Memory

1 GB of RAM is not typically considered to be enough for a smartphone. Most smartphones today come with at least 3 GB or 4 GB of RAM, and some high-end devices have even more. Having more RAM alone does not necessarily guarantee better performance, and other factors such as the processor and storage speed can also impact overall performance. 32 GB of internal storage is generally considered to be the minimum amount of storage you would want in a smartphone. The Lumia 640 XL Dual has only 8 GB of internal storage. The internal storage of the Lumia 640 XL Dual (8 GB) can be expanded with a compatible microSD card. A microSD card is a type of small, removable flash memory card used to store digital information.

Camera

The Lumia 640 XL Dual offers only a single-camera setup. The single camera can still be sufficient for many smartphone users, depending on their photography needs and preferences. The main camera of the Lumia 640 XL Dual is equipped with autofocus. An autofocus (or AF) optical system uses a sensor, a control system and a motor to focus on an automatically or manually selected point or area. Very few Android cameras come without autofocus. The Lumia 640 XL Dual does not have optical image stabilization (OIS). OIS technology is more commonly found in higher-end smartphones and is designed to reduce camera shake and blur, resulting in sharper and clearer images and videos.

Connectivity

The Microsoft Lumia 640 XL Dual supports 2G and 3G networks only. 3G is obsolete now, because most phones can use 4G and 5G networks. The Microsoft Lumia 640 XL Dual can connect to Wi-Fi networks at home, at work, or in public places such as coffee shops or airports. It operates within specific frequency bands, typically 2.4 GHz or 5 GHz, allowing devices to communicate wirelessly within a certain range.

With Bluetooth connectivity, you can connect your Lumia 640 XL Dual smartphone to a wide range of Bluetooth-enabled devices, such as headphones, speakers, smartwatches, fitness trackers, and more. The Lumia 640 XL Dual has a GPS receiver. GPS allows smartphones to determine their precise location and provide accurate navigation and mapping services. This includes turn-by-turn directions, real-time traffic updates, points of interest, and alternative routes.

The Lumia 640 XL Dual is NFC (Near Field Communication) capable. NFC stands for Near Field Communication, and it is a wireless communication technology that allows two devices to exchange information when they are brought close together. The Lumia 640 XL Dual phone has built-in FM radio receiver. FM radio allows users to tune in to local radio stations and listen to live broadcasts, news, music, and other content.

The Lumia 640 XL Dual has a microUSB port. MicroUSB is a type of USB connector that was commonly used on older smartphones, tablets, and other mobile devices. The Lumia 640 XL Dual smartphone has a 3.5 mm headphone jack. A 3.5 mm headphone jack is a small round port, that allows you to connect wired headphones or earphones to the device.

Battery

The Li-Ion 3000 mAh battery gives the smartphone a good battery backup. The Li-ion is a low maintenance battery which offers high energy, is lightweight and does not require periodic full discharge. The battery of Lumia 640 XL Dual is removable. You can simply buy a new piece from the open market and interchange it easily by yourself.

Features

Smartphones today come with a wealth of sensors to facilitate a better user experience. The accelerometer provides information about the smartphone's movement in three axes: X (horizontal), Y (vertical), and Z (depth). This Microsoft phones come with proximity sensor. This proximity sensor detects how close the phone is to an outside object, such as your ear. The Lumia 640 XL Dual phone comes with a compass sensor. A compass sensor is a device that provides accurate directions in relation to the earth's North and South magnetic poles.

The ambient light sensor detects the level of ambient light in the surrounding environment. The main purpose of a light sensor in a smartphone is to automatically adjust the brightness of the device's display. The Dual SIM capability of Microsoft Lumia 640 XL Dual phone is ideal for businesses wishing to provide staff with a mobile device that can offer separate numbers and bills for both personal and business use. Gorilla Glass has a high level of scratch resistance, reducing the likelihood of everyday scratches and abrasions.

The specifications above are based on the official data published by the manufacturer, but we also take user reviews into consideration. If you found an error or something lacking in the specifications above for the Microsoft Lumia 640 XL Dual, then don’t hesitate and signal the problem to us.

Microsoft Lumia 640 XL Dual pictures

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