Display:720 x 1280 pixels, 16:9 ratio (~294 ppi density)
Camera:8 MP, f/2.2, 28mm (wide), 1/4.0", AF
Battery:
Released:Released 2015, April
The Sleek and Affordable Microsoft Lumia 640 Dual SIM
The Microsoft Lumia 640 Dual SIM is a budget-friendly smartphone that was released in 2015, but is still a popular choice for users looking for a reliable and functional device. Let's take a closer look at what makes this device stand out among its competitors.
Design and Network
Weighing at just 145g, with a slim thickness of 8.8mm, the Lumia 640 Dual SIM boasts a sleek and lightweight design. It comes in four different color options - glossy cyan, orange, white, and matte black - catering to different style preferences. The device features a Dual SIM capability, meaning you can use two SIM cards to manage your personal and professional contacts without having to carry two phones.
As for its network capabilities, the Lumia 640 Dual SIM supports GSM and HSPA technology, making it suitable for use in most regions. It has 2G and 3G bands that cover frequencies of GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 and HSDPA 850 / 900 / 1900 / 2100 respectively. With its HSPA speed of 42.2/5.76 Mbps, you can browse the internet and stream content seamlessly.
Display and Platform
The Lumia 640 Dual SIM features a 5.0-inch IPS LCD screen with a resolution of 720 x 1280 pixels and a screen-to-body ratio of 67.6%. It also has Corning Gorilla Glass 3 protection and ClearBlack display technology, providing a crisp and vibrant viewing experience. The device runs on Microsoft Windows Phone 8.1, which can be upgraded to Microsoft Windows 10 for a more enhanced performance. It is powered by a Qualcomm MSM8926 Snapdragon 400 chipset and a Quad-core 1.2 GHz Cortex-A7 CPU, along with an Adreno 305 GPU, making it capable of handling everyday usage with ease.
Memory and Camera
The Lumia 640 Dual SIM comes with an internal storage capacity of 8GB, which can be expanded up to 256GB using a dedicated microSDXC card slot. It has 1GB of RAM and uses eMMC 4.5 technology for faster data transfer and improved overall performance. As for its camera, the device has an 8-megapixel rear camera with an aperture of f/2.2, 28mm wide lens, and LED flash, allowing you to capture memorable moments in high quality. The front camera is 1-megapixel and supports video recording at 720p, making it suitable for video calls and selfies.
Battery and Other Features
The Lumia 640 Dual SIM is equipped with a Li-Ion 2500 mAh removable battery that can provide up to 840 hours of stand-by time on 2G and 840 hours on 3G. It also has a talk time of up to 27 hours and 30 minutes on 2G and 20 hours and 30 minutes on 3G, making it suitable for heavy users. The device also comes with extra features such as Wi-Fi, Bluetooth, GPS, FM radio, and microUSB 2.0. It also has sensors such as an accelerometer, proximity, and compass.
Verdict
The Microsoft Lumia 640 Dual SIM may be an older model, but it still offers a reliable and affordable option for those looking for a functional smartphone. With its sleek design, decent camera, and great battery life, this device is definitely worth considering, especially for budget-conscious users.
So, if you're in the market for a budget-friendly smartphone that is packed with features and capable of everyday usage, the Microsoft Lumia 640 Dual SIM could be the perfect choice for you.
