The Acer Iconia W4-821 (64GB) tablet features a 8.0-inch HD display with a resolution of 1280 x 800 and is powered by Intel Atom Z3740 1.33 GHz quad core processor and has 2GB of RAM. It comes with 64GB of inbuilt storage and has a 5.0-megapixel rear camera and 2.0-megapixel front camera. It comes with Windows 8.1 OS and support a 4960 mAh battery capacity with 3G.