As mobile communication comes the exchange of information or data across the people is very is and very fast. Day by day the demand of greater speed and more services are expected by mobile users to make their activities smoother. The latest mobile generation techniques 5g comes with the same aspects of speed, efficiency, application effectives and quality of service. Mobile technology 1G for only analog voice communication, 2G for digital voice and data communication, 3G for high data transmission at lower cost, improved security, better performance and broadband communication, 4G for better speed, wide coverage, 5G for data rate in Gbps, higher connection density, much lower latency for business and consumers demand. This paper discusses the earlier, present and future mobile technologies with various features.