Xiaomi Mi 4 is a fantastic smartphone launched in August 2014. The device has robust hardware with a suitable price tag. It has 3GB RAM and Quad-core 2.5 GHz Krait 400 CPU for powerful performance. Xiaomi Mi 4i is a great phone with all features at a budget friendly price. Design wise the phone has great looks and uncompromising build quality. The Mi 4i has a 5-inch display with 1080p FHD resolution in a pixel density of 441 ppi. The device has good brightness and great viewing angles. Coming to hardware the device has a 64-bit octa-core Qualcomm Snapdragon 615 processor 1.7 GHz, Adreno 405 GPU and 2 GB of RAM.