The Lumia 640 XL is yet to make its way to Microsoft's online storefront, but we'll let you know as soon as it does. It looks like the white color variant is available for purchase at this stage, with no word on when the other colors will be made available. As a refresher, the Lumia 640 XL offers a 5.7-inch HD display, 1GB RAM, 8GB storage, microSD card slot, quad-core Snapdragon 400 CPU, 13MP camera, 5MP front camera, Wi-Fi 802.11 b/g/n, DLNA, NFC and a 3,000mAh battery along with Windows Phone 8.1 Update 2 out of the box.