Lenovo Zuk Z1 is an extraordinary amount of fantastic mobile phone. best part of this phone its comes to 64 gb internal memory so no issue about memory, 3 gb ram, 801 snapdragon processor.it has metallic body with great design and its finger print sensor is fast and perfect.battery saver functions and it’s operating system is very good I like it. this brand is making computers hardware and tablets so I believe this brand and purchase this mobile.