The word "smartphone" for many still remains a mystery. Usually, people just do not see the difference between a smartphone and mobile phone. Especially confusion helps the emergence of new phones with enormous potential, which indeed have become multimedia microcomputers. An expert, however, will lead a huge number of differences. Below lists some of them. Smartphone, usually differs significantly from a simple cell phone in size, though in recent widespread introduction of super-small microprocessors and steady growth displays simple phones are gradually reduce differences to zero. The main difference is the presence of smartphone operating system to use various programs. It's no secret that today's mobile phones can support many different applications, but they use a virtual machine, closed type java, but not the operating system, which is compared with all OSes has many disadvantages. Symbian OS is currently the most popular system for smartphones, it can be used in their devices such companies such as sony ericsson or nokia. Using the OS causes the functional superiority smartphones. If we consider the example sis games (games for smart) and java games (games for mobile phones), then all parameters will first have the upper hand: graphics, features of the engine, GMs pleyu. Communication is the primary function of mobile phones, while the smartphone designed to replace the CCP (mobile computers). Mobile content, however, a bit upset Our understanding of cellphones, which has contributed to confusion, making the border between the smartphone and mobile phone such blurred.